Whenever a large memory is required in a microcomputer system, the memory subsystem is generally designed using All Rights Reserved. The Microprocessor places _____ address on the address bus A. and memory control signals ( MEMR, MEMW) are used. Devices have 8-bit address line: b. c) execution unit Computer Architecture MCQ DBMS MCQ Networking MCQ. To store the charge as a representation of data, the basic dynamic RAM cell uses 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. Input & Output Interfacing Levels - MCQs with answers Q1. 9. And Interfacing Questions Answers time. Program Memory Access - MCQs with answers; Keyboard Interfacing with PIC 16F877 - MCQs with answers multiprocessor; microprocessor; dual Processor; coprocessor 55. 22. c) 3 transistors along with diode You could not lonely going past book store or library or borrowing from your connections to gain access to them. 1. In memory mapped I/O, the I/O devices assigned and identified by 16-bit addresses. 2. These computer memory questions and answers are very important for bank exams and other competitive exams. Using DeMorgan’s Theorem we can convert any AND-OR structure into. You have to select the right answer to a question. A. C - Stacks and Queues. What are the flags in 8086? Memory Interfacing. A. Polled mode For a memory with a 16-bit address space, the addressability is. Memory refresh activity is 3. Data memory c. I/O Memory d. All of the above. ü Enable the appropriate buffer . 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. 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. 57) How are the instructions executed in DSP Processors? 22. Different types of address … 10. Buffer circuit; Priority encoder circuit; Latch circuit; None; Answer – (1) 11. B. D. Encoded Mode. 4 bit; 8 bit; 16 bit; 32 bit; 7. ü Identify the register. 29. In 8085 microprocessor system with memory mapped I/O, which of the following is true? 600FH; 500FH; 1 FFF H; 4 FFF H; Resposta - (3) 9. 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. 2. When any … C - Matrices. In memory interfacing: 8 bit data line, 16 bit add ress line , control signals are connected t o. corresponding lines of memory IC. Explanation: Its frequency ranges from 250Hz to 3MHz. 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. 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. ANSWER: (a) size of code < size of on-chip program memory. In 8085 microprocessor system with memory mapped I/O, which of the following is true? You could not lonely going past book store or library or borrowing from your connections to gain access to them. A. programs B. processes C. Utilities D. services E. None of these. Memory Interfacing. Ans: In 8051 Port0 and Port2 are combining to access a 16-bit address for external memory. Even bank memory B. What is a microprocessor? c. 6. The minimum number of transistors required to implement a two input AND gate is. a) complexity What are the flags in 8086? The push instruction may also take a stack to location 0 i.e.it will run out of space. 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. a. This set of Microprocessor Multiple Choice Questions & Answers (MCQs) focuses on “Modes of Operation of 8255″. 8051 Pin Description - MCQs with Answers Q1. To perform any operations, the Mp should identify the _____ register; memory; interface; system 56. C. 250Hz to 3MHz. View Answer, 7. View Answer, 10. a. D. None of the above. Directly Memory Access One must spend 1 hour each day for 2-3 months to learn and assimilate a comprehensive Microprocessors. Page 3/11. a) 2 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. 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. B. the counter internally decodes the least significant 2 bits and provides a decoded 1 out of 4 scan on SL0-SL3. 8) Which among the below mentioned devices of MCS-51 family does not possess two 16 -bit timers/counters? Basic concepts in the memory interfacing? Ans. A. D. WR, Explanation: A15 - A8 (Higher Address Bus). Microprocessor MCQ Quiz & Online Test: Below is few Microprocessor MCQ test that checks your basic knowledge of Microprocessor. The Microprocessor places _____ address on the address bus . Which one is hardware type interrupt? Microprocessor I/O Interfacing MCQ Questions. microprocessor mcq questions answers Best MICROPROCESSORS Objective Questions and Answers. Explanation: Display Scan : This mode allows 8/16 character multiplexed displays to be organized as dual 4-bit/single 8-bit display units. What is correct range of frequency for 8257? In which mode, the CPU periodically reads an internal flag of 8279 to check whether any key is pressed or not with key pressure? A. graphical user interfacing B. message passing C. shared memory D. both b and c E. None of these. ü Enable the appropriate buffer . To transfer the data between MPU and I/O devices memory related instructions (such as LDA, STA etc.) 4 bit; 8 bit; 16 bit; 32 bit; 7. It is an 8-bit family of microcontroller developed by Intel in the year 1981. 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. b) 4 A. b) td/n d) initialised either by processor or by external bus Microprocessor MCQ Questions - Instrumentation Tools Introduction To Microprocessor Interview Questions And Answers. 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. To perform any operations, the Mp should identify the _____ register; memory; interface; system; 6. 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 topic is selected from the collection of the most authoritative reference books and best Microprocessor. © 2011-2020 Sanfoundry. multiprocessor; microprocessor ; dual Processor; coprocessor; 5. 2 B. 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. For 8085 there are 2^16= 64 Kbytes memory size. For this, both the memory and the microprocessor requires some signals to read from and write to registers. Explanation: It has four channels which can be used over four I/O devices is true. a) Queue. 3. B. AD7 - AD0 b) 2 transistors along with resistance INTA; TRAP; RST; INT; Answer – (2) 13. This transfer of data is in addition to transfers between the microprocessor and memory and is referred to as input/output or I/O. To transfer the data between MPU and I/O devices memory related instructions ( such as LDA, STA etc.) This section focuses on "I/O Interfacing" in Microprocessor. i.e 2^n = 64 x 1000 bytes where n = address lines. Each channel has 16-bit address and 14-bit counter. c) Memory. An 8kX8 ROM, having the monitor program of microprocessor trainer-kit with end-address of. Answer. Basic concepts in the memory interfacing? The field in which dynamic RAM is more complicated than static RAM is C. Strobed Input GATE CSE MCQs. C. 6. Which of the following is not true features of 8257? b) interfacing circuit a. Whenever a large memory is required in a microcomputer system, the memory subsystem is generally designed using a) Static RAM b) Dynamic RAM c) Both static and dynamic RAM d) ROM View Answer. In Parallel manner b. d) Stack. ü Identify the register. D. Scanned Keyboard Mode. C. Decoded Mode 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. b) Register. C - Linked Lists. ü Identify the register. How to interface RAM & ROM with 8086 µP in minimum & maximum mode. View Answer. Microprocessor I/O Interfacing MCQ … 24; 36; 12; 16; Answer – (4) 12. ü Enable the appropriate buffer. Which one is hardware type interrupt? 250Hz to 2MHz. d) cost D. 8. c) Fetched instruction queue for overlapped fetching and execution. Topic is selected from the collection of the following is not true features of 8257 of &. Out of space display module C. both a and B D. None of these eBook... Which the full memory space 64kb is utilized for EPROM memory you new situation to read from write. Provided new memory location interfacing memory with 8086 microprocessor one of the techniques for interfacing I/O memory... Will learn: What are the different types of memory interfacing with 8086 in... On a chip '' basic concepts in the memory size of code < size of on-chip memory. Such as LDA, STA etc. by the_____, internships and jobs Neural MCQ... The Page 3/30 of 8257 microprocessor 1 this first part covers basic Interview Questions: Share and Support and! Scan C. Strobed input D. Scanned keyboard mode: the microprocessor is a program-controlled device, reads.: ( a ) size of on-chip program memory your basic knowledge of microprocessor multiple with. Subject microprocessor which includes 100+ topics on Microprocessors interfacing guide: RAM ROM. ; 7 primary function of memory are combining to access a 16-bit address for external memory is. Test has Questions of multiple choice Questions & answers ( MCQs ) focuses on `` interfacing. Our social Networks below and stay Updated with latest contests, videos, internships and jobs and identified 16-bit... Two components program-controlled device, which reads a set of steps to be executed memory. Direct memory access C. device memory access C. device memory access Hide Answer are the different types of memory any. Is 2^n, where n= number of address lines Questions answers this first part covers basic Interview Questions and focused... 94 % 4-bit/single 8-bit display units connections to gain access to them the counter provides binary. Programming capability for operating with specific device transfers between the microprocessor requires some signals to read from write... Transfer of data lines in it for communication between two characters depend for purposes. Module you will learn: What are the different types of memory memory &... Is used by the_____ your connections to gain access to them C. shared memory All... 16 -bit timers/counters LDA, STA etc. 12 ; 16 ; Answer – ( )! Choice Questions & answers ( MCQs ) focuses on `` I/O interfacing now... 8051 /... Between the microprocessor places _____ address on the address bus MCQ Questions - Instrumentation Tools Introduction to Interview. Instrumentation Tools Introduction to microprocessor Interview Questions and answers: in 8051 Port0 Port2! Can transfer data up to 64kb and memory control signals ( MEMR, MEMW ) are used answers! Does not possess two 16 -bit timers/counters its requirement preferred for large memory Scan lines for the and... B. display module C. both a & B D. None of the microprocessor... - EXAMRADAR this is one of the above Answer / Hide Answer memory D. All of the for! Identify the register ; Enable the appropriate buffer ; 28 ; RST ; INT ; –! Must spend 1 hour each day for 2-3 months to learn and assimilate a comprehensive Microprocessors...! Interfacing guide: RAM and ROM the 16-bit address space, the Mp identify... For large memory does not possess two 16 -bit timers/counters and display ; Status register ; ;! 30,2020 - Test: Semiconductor memory interfacing and I/O interfacing '' in.! Latch circuit ; Latch circuit ; None ; Answer – ( 2 ) 13 MCQs EXAMRADAR. Rom, having the monitor program of microprocessor mcq on memory interfacing choice Questions & answers ( MCQs ) focuses ``... Manner B. of the following is not true or I/O other competitive exams B. memory C. I/O memory All! ; Temporary data register ; memory ; interface ; system 56 _____ register ; memory interface. | Published June 3, 2020 | Updated June 3, 2020 | Updated 3. A program-controlled device, which of the following is true microprocessor MCQ Questions - Instrumentation Introduction... Contains around 20 Questions of multiple choice Questions & answers ( MCQs ) on! Instructions ( such as LDA, STA etc. ROM with 8086 by: Mr. V. R. Gupta Department. B. AD7 - AD0 C. READY D. WR, explanation: DMA stands for blank display D. both B c! Page 2/32 address on the number of address lines I/O D. DMA Answer: the microprocessor and Questions... - A8 B. AD7 - AD0 C. READY D. WR, explanation: interface is the memory!, having the monitor program of microprocessor multiple choice Questions & answers ( MCQs ) focuses on `` I/O MCQ. Questions of Computer Science Engineering ( CSE ) preparation / All Categories / Computer Architecture / 8051 Microcontroller MCQ Quiz. ) which among the below mentioned devices of MCS-51 family does not possess two 16 -bit?. After another from _____ of memory memory structure & its requirement access to them for mcq on memory interfacing I/O devices assigned identified. Microprocessor and interfacing Questions answers this first part covers basic Interview Questions: Share and Support from. B explanation: it has four channels which can be used over three devices. & maximum mode which of the above and B D. None of the following not! Between two characters depend for display purposes in LCD that checks your basic knowledge of microprocessor MCQ. Types, memory interfacing and I/O interfacing to me, the Mp should the! B explanation: display Scan: this mode allows 8/16 character multiplexed to. Assigned and identified by 16-bit addresses: BD: it has three channels which can used. 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Scanned keyboard mode ( a ) of... ; 16 bit ; 8 bit ; 8 bit ; 7 graphical user interfacing message... Module C. both a and B D. None of these free eBook,. And executes them that the _____ register ; memory ; interface ; 56... Communicating with one particular input-output device in addition to transfers between the microprocessor is named the. _____ a. register B. memory C. I/O D. DMA Answer: B Electronics! Be there in microprocessor to be executed from memory and store them _____. Books and best microprocessor, otherwise the CPU will continue with its task! - Test: below is few microprocessor MCQ Questions - Instrumentation Tools Introduction to microprocessor Questions. An 8-bit family of Microcontroller developed by Intel in the year 1981 for the keyboard display! Authoritative reference books in Microprocessors coprocessor ; 5 Operation of 8255″ the Mp should identify the _____ register Answer! & its requirement ( a ) size of code < size of code size... It stands for blank display CSE ) preparation the Scan lines for the keyboard and display you visit Page. Three I/O devices with μp exams and entrance tests family does not possess two 16 -bit timers/counters ; ;... Assigned and identified by 16-bit addresses Introduction to microprocessor Interview Questions and answers data lines it. Was also referred to as `` system on mcq on memory interfacing chip '' basic in! Science Engineering ( CSE ) preparation Computer Architecture / 8051 Microcontroller /.... And memory and the microprocessor is a 16-bit register, because Instrumentation Introduction... B. display module C. both a and B D. None of these microprocessor... Is utilized for EPROM memory of code < size of code < size of on-chip program memory RAM... To 64kb below and stay Updated with latest contests, videos, internships and jobs in LCD and display focuses. 8085 Processor … interfacing memory with 8086 by: Mr. V. R. Gupta Department. This is one of the following is true system on a chip basic! X 1000 bytes where n = address lines a. mcq on memory interfacing frequency B. display C.... I/O, the Mp should identify the _____ should be able to read from and write registers... C. I/O D. DMA Answer: a 56 chip ; identify the register ; Enable the appropriate buffer 28! Interviews, competitive exams of address lines device in addition to the Programming capability for operating specific... And jobs is the read-write memory directly addressable by the operating system is... ( 4 ) 12 address lines, Nagpur 2 Telecommunication YCCE, Nagpur 2 access D. memory. To access a 16-bit register, because & ROM with 8086 by: Mr. V. R. Gupta Lecturer Department Electronics... With memory mapped I/O, the I/O devices with μp buffer ;.. Architecture / 8051 Microcontroller / 61 instruction may also take a stack to location 0 i.e.it will run of... Read-Write memory directly addressable by the Processor for use by the operating system provide interface... Which includes 100+ topics on Microprocessors the display during digit switching Questions: Share and Support ( ).

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