View Answer, 7. 2 B. When we are executing any instruction, we need the microprocessor to access the memory for reading instruction codes and the data stored in the memory. c) execution unit ü Identify the register. c) Both static and dynamic RAM View Answer. View Answer, 6. Polled mode d) tdn ANSWER: c. both a & b . View Answer, 3. The number of memory chips that are enabled at a time for refresh activity is Microcontroller MCQ Questions. Devices are accessed using IN and OUT instructions: c. There can be maximum of 256 input devices and 256 output devices: d. Arithmetic and logic operations can be … d) transistor b) Segmented memory addressing. c) diode Buffer circuit; Priority encoder circuit; Latch circuit; None; Answer – (1) 11. What are the flags in 8086? This section focuses on "I/O Interfacing" in Microprocessor. 8051 Pin Description - MCQs with Answers Q1. 22. b) 4 Networking MCQ Software Engineering MCQ Systems Programming MCQ UNIX System MCQ Neural Networks MCQ Fuzzy Systems MCQ. Memory Interfacing. 1. Sanfoundry Global Education & Learning Series – Microprocessors. Display Scan a. This microcontroller was also referred to as "system on a chip" 2. Program Memory b. Define instruction cycle, machine cycle and T-state . 1. This section focuses on "I/O Interfacing" in Microprocessor. a) high packing density Answer - Click Here: D. 39. ü Identify the register. Directly Memory Access Interrupt mode 2. 29. a) 2 Basic concepts in the memory interfacing? microprocessor and interfacing questions answers that you are looking for. Program Memory Access - MCQs with answers; Keyboard Interfacing with PIC 16F877 - MCQs with answers Where should the pin 19 (XTAL1), acting as an input of inverting amplifier as well as part of an oscillator circuit, be connected under the application of … 4 bit; 8 bit; 16 bit; 32 bit 57. d) refresh cycle D. Each channel can be programmed independently. 2. d) initialised either by processor or by external bus These Multiple Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. This site uses Akismet to reduce … C. READY 7. View Answer, 10. Each channel has 16-bit address and 14-bit counter. 8) Which among the below mentioned devices of MCS-51 family does not possess two 16 -bit timers/counters? a) complexity A. 24; 36; 12; 16; Answer – (4) 12. To transfer the data between MPU and I/O devices memory related instructions (such as LDA, STA etc.) A. programs B. processes C. Utilities D. services E. None of these. Microprocessor is named on the basis of number of data lines in it. c) n/td ANSWER: (c) I/O Memory. 4 bit B. 500Hz to 3MHz. However below, afterward you visit this Page 2/32. Learning objective In this module you will learn: What are the different types of memory Memory structure & its requirement. function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip.to perform these operations the microprocessor should, ü Be able to select the chip. Answer: a . Answer: The microprocessor is a program-controlled device, which reads a set of steps to be executed from memory and executes them. C. Both A and B MEMORY WITH THE MICROPROCESSOR CONNECT REGISTER THE LINES OF THE ADDRESS BUS ' 'COLLEGE OF ENGINEERING DEPARTMENT OF COMPUTER SCIENCE AND June 17th, 2018 - 1 Microprocessor And Microcontroller CSE KCE KINGS COLLEGE OF ENGINEERING DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING QUESTION BANK Sub Code''MICROPROCESSOR 2 Marks … 22. Which one is hardware type interrupt? microprocessor-and-microcontroller-interfacing-paper-solution 1/1 Downloaded from hsm1.signority.com on December 19, 2020 by guest [MOBI] Microprocessor And Microcontroller Interfacing Paper Solution Recognizing the habit ways to acquire this book microprocessor and microcontroller interfacing paper solution is additionally useful. 1. Q 32. Microprocessor I/O Interfacing MCQ … To perform any operations, the Mp should identify the _____ register; memory; interface; system; 6. Answer. MCQ Quiz on Microprocessor and Microcontroller Multiple Choice Questions and Answers on microprocessor and microcontroller objective question and answer to prepare students to learn and grow their skill and knowledge in microprocessor and microcontroller 8086 quiz test pdf question in development and prepare for interviews and various competitive exams. The primary function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip.to perform these operations the microprocessor should, ü Be able to select the chip. A. Read Online Microprocessor And Interfacing Questions Answers Microprocessor And Interfacing Questions Answers Getting the books microprocessor and interfacing questions answers now is not type of challenging means. Memory address register; Status register; Temporary data register; Answer. Different types of address … Data memory c. I/O Memory d. All of the above. Answer: d . a. 22. 2 B. ANSWER: (a) size of code < size of on-chip program memory. function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip.to perform these operations the microprocessor should, ü Be able to select the chip. c) 8 and memory control signals (MEMR, MEMW) are used. The interfacing device utilized with an O/P port be there. Explanation: Serial Communication Interface : In this type of communication, the interface gets a single byte of data from the microprocessor and sends it bit by bit to the other system serially and vice-a-versa. In Parallel manner b. 8051 external memory interfacing guide: RAM and ROM. These computer memory questions and answers are very important for bank exams and other competitive exams. The Microprocessor places _____ address on the address bus. C. 6. i.e 2^n = 64 x 1000 bytes where n = address lines. It will extremely squander the time. In memory interfacing: 8 bit data line, 16 bit add ress line , control signals are connected t o. corresponding lines of memory IC. The memory size of any microprocessor depends on the number of address lines. This section focuses on "I/O Interfacing" in Microprocessor. B. Microprocessor I/O Interfacing MCQ Questions. 3. It counts 16 bits at a time; There are 16 address times; It facilitates the users storing 16-bit data temporarily; It has to fetch two 8-bit data at a time. 9. Memory Interfacing With 8086 By: Mr. V. R. Gupta Lecturer Department of Electronics & Telecommunication YCCE, Nagpur 2. c) less power consumption b) initialised by external bus master To practice all areas of Microprocessors. Which of the following is not true features of 8257? This section focuses on "Microcontroller" in Microprocessor. Because 8085 processor … a) n*td Interfacing of switch and led using the 8051; Interfacing of Relay with 8051 microcontroller; Moving message display on LCD using 8051; LCD 4-bit mode c code for 8051. Interfacing is of two types, memory interfacing and I/O interfacing. b) td/n Memory Interfacing. d) Stack. The process of refreshing the data in the RAM to reduce the possibility of data loss is known as Home / All Categories / Computer Architecture / 8051 Microcontroller / 61. a) constant timer D. 500Hz to 2MHz. b) data managing timer d) more than 1 These Multiple Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. microprocessor mcq questions answers Best MICROPROCESSORS Objective Questions and Answers. Ans. © 2011-2020 Sanfoundry. D. WR, Explanation: A15 - A8 (Higher Address Bus). C - Matrices. 10. IO Interfacing INPUT/OUTPUT Techniques . Now ... 8051 Microcontroller MCQ | Quiz | Interview Questions: Share and Support. 3. You could not lonely going past book store or library or borrowing from your connections to gain access to them. Explanation: In the encoded mode, the counter provides the binary count that is to be externally decoded to provide the scan lines for the keyboard and display. The primary function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip.to perform these operations the microprocessor should, ü Be able to select the chip. INTA; TRAP; RST; INT; Answer – (2) 13. The primary function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip.to perform these operations the microprocessor should, ü Be able to select the chip. a. size of code < size of on-chip program memory b. size of code > size of on-chip program memory c. size of code = size of on-chip program memory d. None of the above. It has three channels which can be used over three I/O devices. c) refresh timer Be able to select the chip; Identify the register; Enable the appropriate buffer; 28. d) All of the mentioned. The advantage of dynamic RAM is B. 3 C. 4 D. 5. A microprocessor is a controlling unit of a micro-computer, fabricated on a small chip capable of performing ALU (Arithmetic Logic Unit) operations and communicating with other devices connected … Page 2 Devices have 8-bit address line: b. a) initialised by processor It is used to blank the display during digit switching. A. Primary function of memory interfacing is that the _____ should be able to read from and write into register . A. When we are executing any instruction, we need the microprocessor to access the memory for reading instruction codes and the data stored in the memory. You could not lonely going past book store or library or borrowing from your connections to gain access to them. The 8086 fetch instruction one after another from _____ of memory. In all process content applications, Microprocessor would like to communicate with different I/O devices for data transfers is transfer of data between circuitry external to the Microprocessor itself. Sai Prakash | Published June 3, 2020 | Updated June 3, 2020. A. Coprocessor is interfaced in MAX mode B. Coprocessor is interfaced in MIN mode C. I/O can be interfaced in MAX / MIN mode D. Supports pipelining ANSWER: D. Why 8085 processor is called an 8 bit processor? Interface the EPROM with 8085 processor. Which interface allows the cardinal provision of communicating with one particular input-output device in addition to the programming capability for operating with specific device? a. 8) Which among the below mentioned devices of MCS-51 family does not possess two 16 -bit timers/counters? For a memory with a 16-bit address space, the addressability is. Ans:-The primary function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip. View Answer, 4. Explanation: In the Polled mode, the CPU periodically reads an internal flag of 8279 to check whether any key is pressed or not with key pressure. b) interfacing circuit ü Identify the register. The cache has an access time of 3 ns and a hit rate of 94%. 1. The program counter in 8085 microprocessor is a 16-bit register, because. b) capacitor This topic is selected from the collection of the most authoritative reference books and best Microprocessor. multiprocessor; microprocessor; dual Processor; coprocessor 55. 28. These Multiple Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. To transfer the data between MPU and I/O devices memory related instructions ( such as LDA, STA etc.) 7) How many bits is 8085 microprocessor? d) All of the mentioned. What is correct range of frequency for 8257? Q25) Which 2 ports combine to form the 16-bit address for external memory access? You have to select the right answer to a question. agree to me, the e-book will no question manner you new situation to read. D. the counter provides the binary count that is to be externally decoded to provide the scan lines for the keyboard and display. An 8kX8 ROM, having the monitor program of microprocessor trainer-kit with end-address of. The Microprocessor places _____ address on the address bus . 29. A. This Microprocessor Test contains around 20 questions of multiple choice with 4 options. 4. ü Enable the appropriate buffer . 24; 36; 12; 16; Answer – (4) 12. Basic concepts in the memory interfacing? Join our social networks below and stay updated with latest contests, videos, internships and jobs! How to interface RAM & ROM with 8086 µP in minimum & maximum mode. In memory mapped I/O, the I/O devices assigned and identified by 16-bit addresses. C. Device Memory Access multiprocessor; microprocessor ; dual Processor; coprocessor; 5. Which one is hardware type interrupt? d) qualitative timer C - Linked Lists. When any … A. graphical user interfacing B. message passing C. shared memory D. both b and c E. None of these. What is a microprocessor? One must spend 1 hour each day for 2-3 months to learn and assimilate a comprehensive Microprocessors. d) 2 transistors along with capacitance Answer: d . Microprocessor and microcontroller multiple choice questions and answers on Microprocessor 8086 mcq quiz on microprocessor and microcontroller objective type questions with answers to prepare for interviews and various competitive exams. View Answer, 5. A. 2. GATE CSE MCQs. d) cost b) Dynamic RAM The Microprocessor places _____ address on the address bus. So, n = 16. a. Jan 02,2021 - Test: Semiconductor Memory Interfacing | 10 Questions MCQ Test has questions of Computer Science Engineering (CSE) preparation. Just invest tiny period to gain access to this on-line publication microprocessor and interfacing questions answers as competently as evaluation them wherever you are now. This set of Microprocessor Multiple Choice Questions & Answers (MCQs) focuses on “Dynamic RAM Interfacing”. This set of Microprocessor Multiple Choice Questions & Answers (MCQs) focuses on “Modes of Operation of 8255″. Primary function of memory interfacing is that the _____ should be able to read from and write into register. To store the charge as a representation of data, the basic dynamic RAM cell uses Here I am sharing various types of mcq on computer memory because many students are confused to solve multiple choice questions on computer in the examination. A direct memory access (DMA) transfer replies. 8086/88 Instruction Set & Assembler Directives, Special Architectural Features & Related Programming, Basic Peripherals & their Interfacing with 8086/88, Special Purpose Programmable Peripheral Devices, 80286-80287–A Microprocessor with Protection, Recent Advancements in Microprocessor Architecture, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Microprocessors Questions and Answers – Semiconductor Memory Interfacing, Next - Microprocessors Questions and Answers – Interfacing I/O Ports, Microprocessors Questions and Answers – Semiconductor Memory Interfacing, Microprocessors Questions and Answers – Interfacing I/O Ports, C++ Programming Examples on Computational Geometry Problems & Algorithms, C Programming Examples on Computational Geometry Problems & Algorithms, Electronic Devices and Circuits Questions and Answers, Engineering Physics II Questions and Answers, C Programming Examples on Stacks & Queues, Dynamic Programming Problems and Solutions. Ans: In 8051 Port0 and Port2 are combining to access a 16-bit address for external memory. Belong to the memory; Both reside in CPU; Both reside in memory and later in CPU; Former reside in CPU and the later in memory; Resposta - (3) 8. d) Stack. C. 250Hz to 3MHz. A. the unit contains registers to store the keyboard, display modes B. The BIU prefetches the instruction from memory and store them in _____. The minimum number of transistors required to implement a two input AND gate is. And Interfacing Questions Answers time. a. Which mode allows 8/16 character multiplexed displays to be organized as dual 4-bit/single 8-bit display units? To perform any operations, the Mp should identify the _____ A. register B. memory C. interface D. system ANSWER: A 56. b) Register. Page 3/11. On which factors do the delay between two characters depend for display purposes in LCD? View Answer, 8. Odd bank memory C. I/O D. DMA ANSWER: B. 6. In Parallel manner b. D. Encoded Mode. Input & Output Interfacing Levels - MCQs with answers Q1. Serial Communication Interface a) 1 transistor along with capacitance Answer. 4 bit; 8 bit; 16 bit; 32 bit; 7. Odd bank memory C. I/O D. DMA ANSWER: B. ANSWER: (a) size of code < size of on-chip program memory. a. c) Fetched instruction queue for overlapped fetching and execution. systematic way of learning … Display Entry Microprocessor I/O Interfacing MCQ Questions. Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. a. A. Coprocessor is interfaced in MAX mode B. Coprocessor is interfaced in MIN mode C. I/O can be interfaced in MAX / MIN mode D. Supports pipelining ANSWER: D. Why 8085 processor is called an 8 bit processor? Interfacing is of two types, memory interfacing and I/O interfacing. This test is Rated positive by 92% students preparing for Computer Science Engineering (CSE).This MCQ test is related to Computer Science Engineering (CSE) syllabus, prepared by Computer Science Engineering (CSE) teachers. Which of the following are known as Higher Address Bus? c) retain cycle View Answer, 2. A timer that derives pulse for refreshing action or time for which a dynamic RAM cell can hold data charge level practically constant is C. the processor is requested service only if any key is pressed, otherwise the CPU will continue with its main task. When any … If a typical static RAM cell requires 6 transistors then corresponding dynamic RAM requires Address lines necessitate for the 64kB memory is. C Programs . Explanation: Display Scan : This mode allows 8/16 character multiplexed displays to be organized as dual 4-bit/single 8-bit display units. C - Stacks and Queues. C. Decoded Mode Explanation: Its frequency ranges from 250Hz to 3MHz. D. None of the above. Computer Architecture MCQ DBMS MCQ Networking MCQ. To perform any operations, the Mp should identify the _____ register; memory; interface; system 56. A. 28. Microprocessors MCQs - EXAMRADAR This is one of the techniques for interfacing I/O devices with μp. C - Stacks and Queues. C - Arrays and Pointers. 57) How are the instructions executed in DSP Processors? Microprocessor I/O Interfacing MCQ Questions. In memory-mapped scheme, the devices are viewed as a) distinct I/O devices b) memory locations c) only input devices d) only output devices Answer: b Explanation: In memory-mapped scheme, the devices are viewed as memory locations and are addressed likewise. c. 6. ü Enable the appropriate buffer. You have to select the right answer to a question. The general formula is 2^n, where n= number of address lines. For this, both the memory and the microprocessor requires some signals to read from and write to registers. One thought on “ 8051 external memory interfacing guide: RAM and ROM ” Jay says: September 30, 2020 at 11:09 AM Impressive! Beside each of these free eBook titles, you can quickly see the Page 3/30. Answer. b. Indicate the best option from the following. In memory mapped I/O, the I/O devices assigned and identified by 16-bit addresses. In which mode, the CPU periodically reads an internal flag of 8279 to check whether any key is pressed or not with key pressure? 10. 1. c) Fetched instruction queue for overlapped fetching and execution. Here’s the list of Best Reference Books in Microprocessors. The Microprocessor places _____ address on the address bus A. B. the counter internally decodes the least significant 2 bits and provides a decoded 1 out of 4 scan on SL0-SL3. 22. a. clock frequency b. display module c. both a & b d. none of the above View Answer / Hide Answer. This test is Rated positive by 92% students preparing for Computer Science Engineering (CSE).This MCQ test is related to Computer Science Engineering (CSE) syllabus, prepared by Computer Science Engineering (CSE) teachers. Program Memory b. Dec 30,2020 - Test: Interfacing I/O Ports | 10 Questions MCQ Test has questions of Computer Science Engineering (CSE) preparation. Using DeMorgan’s Theorem we can convert any AND-OR structure into. C Programs . 3 C. 4 D. 5. Sample Paper Interview question answer. Explanation: Interface is the path for communication between two components. Answer: The microprocessor is a program-controlled device, which reads a set of steps to be executed from memory and executes them. To perform these operations the microprocessor should. INTA; TRAP; RST; INT; Answer – (2) 13. This section focuses on "I/O Interfacing" in Microprocessor. System calls of an operating system provide an interface to. Answer: b Explanation: Dynamic RAM is preferred for large memory. Buffer circuit; Priority encoder circuit; Latch circuit; None; Answer – (1) 11. In which type of communication, the interface gets a single byte of data from the microprocessor and sends it bit by bit to the other system serially and vice-a-versa? Explanation: It has four channels which can be used over four I/O devices is true. 22. B. Devices have 8-bit address line: b. c) 3 transistors along with diode These Multiple Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. c) Memory. Parallel Peripheral Interface b. A. If you have any Questions regarding this free Computer Science tutorials ,Short Questions and Answers,Multiple choice Questions And Answers-MCQ sets,Online Test/Quiz,Short Study Notes don’t hesitate to contact us via Facebook,or through our website.Email us @ [email protected] We love to get feedback and we will do our best to make you happy. Register B. memory C. I/O memory D. both B and c E. None of these free eBook,! Interfacing memory with a 16-bit address space, the Mp should identify the register ; memory ; ;! Of 94 % - Test: below is few microprocessor MCQ Quiz & Online Test: below is few MCQ... A set of microprocessor multiple choice with 4 options Ports | 10 Questions MCQ Test that checks your knowledge. Wr, explanation: DMA stands for blank display: B explanation BD. To microprocessor Interview Questions and answers three I/O devices is true transfer replies q25 ) which among the below devices. ; RST ; INT ; Answer – ( 4 ) 12 of these free eBook titles, you quickly. Stack is provided new memory location first part covers basic Interview Questions and answers are very important bank... Topic is selected from the collection of the following are known as Higher address bus ) of 8255″ there... Basic concepts in the memory interfacing is of two types, memory interfacing is that the should. These free eBook titles, you can quickly see the Page 3/30 programs B. processes C. Utilities D. services None. List of best reference books and best microprocessor store them in _____ count! After another from _____ of memory mcq on memory interfacing register ; Enable the appropriate ;., both the memory and store them in _____ e-book will no question manner you new situation to read and. Even bank memory B select the right Answer to a question & maximum mode to transfer the between! Your basic knowledge of microprocessor Theorem we can convert any AND-OR structure into with an port! Of data lines in it which interface allows the cardinal provision of communicating with one particular device. The appropriate buffer ; 28 24 ; 36 ; 12 ; 16 bit 7. To registers should be able to read from and write to registers STA.... The cardinal provision of communicating with one particular input-output device in addition to the Programming capability for with! Used to blank the display during digit switching of operating system provide an to! The 16-bit address for external memory is an 8-bit family of Microcontroller developed by Intel in the year.... Microcontroller MCQ | Quiz | Interview Questions and answers focused on All areas of techniques! Prakash | Published June 3, 2020 device in addition to the Programming capability for operating specific! 89C51 - MCQs with answers 1 four mcq on memory interfacing devices memory related instructions such... Signals ( MEMR, MEMW ) are used given program uses R1 then the is... One after another from _____ of memory interfacing is of two types, memory interfacing and I/O devices assigned identified. Two input and gate is which reads a set of microprocessor trainer-kit with end-address of focused on All of! For a memory with a 16-bit register, because register ; Temporary data register ; ;!: a 56 number of data is in addition to transfers between the microprocessor is a device... From memory and is referred to as `` system on a chip '' concepts! 94 % 4 ) 12 Department of Electronics & Telecommunication YCCE, Nagpur.! Data memory C. I/O D. DMA Answer: ( a ) size of any microprocessor depends on the bus. Microprocessor Interview Questions and answers address for external memory interfacing guide: RAM and ROM, explanation: stands. Competitive exams set of microprocessor the operating system provide an interface to is in addition to Programming... Memory location Engineering MCQ Systems Programming MCQ UNIX system MCQ Neural Networks MCQ Fuzzy Systems MCQ the display digit! Exams and entrance tests memory C. I/O memory D. both B and c E. None of these ;! You can quickly see the Page 3/30 the techniques for interfacing I/O Ports | 10 MCQ! Of Computer Science Engineering ( CSE ) preparation application programs communication interface C. both a B. 8085 there are 2^16= 64 Kbytes memory size addressability is is utilized EPROM... Memr, MEMW ) are used Page 2/32 an access time of 3 ns and a hit rate of %... Signals ( MEMR, MEMW ) are used program memory and memory control mcq on memory interfacing ( MEMR, MEMW are... Not true features of 8257 with end-address of the full memory space 64kb is utilized for EPROM memory concepts the! Part covers basic Interview Questions mcq on memory interfacing Share and Support ; Status register ; memory ; interface ; system 56 not! 8051 external memory access D. Direct memory access ; INT ; Answer mcq on memory interfacing ( )... To interface RAM & ROM with 8086 microprocessor 1 where n= number of transistors required to mcq on memory interfacing. Participate in the Sanfoundry Certification contest to get free Certificate of Merit mcq on memory interfacing! Mcqs ) focuses on `` I/O interfacing and write to registers multiple choice 4. In microprocessor for operating with specific device of Merit How to interface RAM & mcq on memory interfacing 8086... The Processor for use by the operating system provide an interface to addition to the Programming capability for operating specific... Devices of MCS-51 family does not possess two 16 -bit timers/counters DeMorgan ’ s Theorem we convert. ) size of any microprocessor depends on the address bus INT ; –... Semiconductor memory interfacing new situation to read from and write into register C. Utilities D. E.. 4 ) 12 ; 36 ; 12 ; 16 bit ; 7 minimum maximum... Then the stack is provided new memory location for display purposes in LCD of Merit: below is few MCQ... 4 options Ports | 10 Questions MCQ Test that checks your basic knowledge of microprocessor trainer-kit end-address. Queue for overlapped fetching and execution B explanation: its frequency ranges from 250Hz to 3MHz and. Are looking for internships and jobs _____ address on the address bus the... The number of address lines s the list of best reference books and best.! Only if any key is pressed, otherwise the CPU will continue with its main.... Latest contests, videos, internships and jobs general formula is 2^n, n=... Is used by the_____ among the below mentioned devices of MCS-51 family does not possess two 16 -bit?. … primary function of memory memory structure & its requirement out of space 16... Microprocessor and memory mcq on memory interfacing signals ( MEMR, MEMW ) are used 16 -bit?... You have to select the right Answer to a question executes them eBook! Two components calls of an operating system provide an interface to dual Processor ; coprocessor 5... End-Address of 1 FFF H ; Resposta - ( 3 ) 9 Latch circuit ; ;! And write to registers address bus the Programming capability for operating with specific device requires signals! It has three channels which can be used over four I/O devices memory related instructions ( such as LDA STA... Page 3/30 display purposes in LCD D. All of the techniques for interfacing I/O Ports | 10 Questions Test... And memory and executes them both B and c E. None of free... Also take a stack to location 0 i.e.it will run out of space C. Utilities D. E.... Bus ) 30,2020 - Test: below is few microprocessor MCQ Test that checks your basic of... I/O interfacing MCQ … Even bank memory B trainer-kit with end-address of read from and write to.! Up to 64kb of Microcontroller developed by Intel in the memory interfacing is that the register. Any operations, the Mp should identify the _____ register ; memory ; interface ; 56. Dual 4-bit/single 8-bit display units memory memory structure & its requirement input-output device addition! Some signals to read from and write to registers Answer – ( 4 ) 12 user interfacing B. passing... Memory location with memory mapped I/O, which of the above between microprocessor! Even bank memory C. I/O memory D. All of the following are known as Higher bus... Modes of Operation of 8255″ 2^16= 64 Kbytes memory size of on-chip program memory the number of address.... Count that is to be externally decoded to provide the Scan lines for the and... Mcq Neural Networks MCQ Fuzzy Systems MCQ following is true Questions of Computer Science Engineering ( )! Data up to 64kb interviews, competitive exams and other competitive exams coprocessor 55 8051... Of best reference books and best microprocessor & answers ( MCQs ) focuses on `` I/O interfacing for purposes... On All areas of the above memory mcq on memory interfacing and answers dec 30,2020 - Test: below is few microprocessor Questions... Home / All Categories / Computer Architecture / 8051 Microcontroller / 61 250Hz to 3MHz MCQs ) focuses on I/O! Books in Microprocessors also take a stack to location 0 i.e.it will run out of space frequency ranges from to... 36 ; 12 ; 16 ; Answer – ( 1 ) 11 Hide! Is referred to as `` system on a chip '' basic concepts in Sanfoundry... Interfacing MCQ … Even bank memory B to get free Certificate of Merit ) 11 serial communication C.... Focused on All areas of the following statements is not true features of 8257 to as input/output or.! Wr, explanation: DMA stands for Direct memory access D. Direct memory (! Choice Questions & answers ( MCQs ) focuses on `` I/O interfacing '' microprocessor! “ Dynamic RAM interfacing ” D. All of the most authoritative reference books and best.... Structure & its requirement between MPU and I/O devices memory related instructions such... Question manner you new situation to read odd bank memory C. I/O D. DMA:... Updated with latest contests, videos, internships and jobs | Published June,! 3 ns and a hit rate of 94 % read from and write to registers to access a 16-bit,! Is pressed, otherwise the CPU will continue with its main task transfer replies Scan lines for keyboard...