Description : The storage subsystem in a microcomputer consists mainly of … or … media with varying capacities a. Memory or video b. Magnetic or optical c. Optical or memory d. Video or magnetic
Last Answer : b. Magnetic or optical
Description : Which system communicates with the outside word via the I/O devices interfaced to it: a. Microprocessor b. Microcomputer c. Digital computer d. All of these
Last Answer : b. Microcomputer
Description : A computer which has the microprocessor as______ is called as a microcomputer: a. CPU b. ALU c. RU
Last Answer : a. CPU
Description : Which is an integral part of any microcomputer system and its primary purpose is to hold program and data: a. Memory unit b. Register unit c. A and B d. None of these
Last Answer : a. Memory unit
Description : Which is the type of microcomputer memory: a. Processor memory b. Primary memory c. Secondary memory d. All of these
Last Answer : d. All of these
Description : A physical connection between the microprocessor memory and other parts of the microcomputer is known as A) Path B) Address bus C) Route D) All of the above
Last Answer : Answer : B
Description : The microcomputer system by using the ____device interface: a. Input b. Output c. Both A and B d. None of these
Last Answer : c. Both A and B
Description : What is the main problem of Intel 4004 microprocessor: a. Speed b. Memory size c. World width d. All of these
Description : Which process information at a much faster rate than it can retrieve it from memory: a. ALU b. Processor c. Microprocessor d. CPU
Last Answer : d. CPU
Description : A stack pointer is a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory. b. a register that decodes and executes 16-bit arithmetic expression. c. The first memory location where a subroutine address is stored. d. a register in which flag bits are stored
Last Answer : a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory.
Description : A stack is a. an 8-bit register in the microprocessor b. a 16-bit register in the microprocessor c. a set of memory locations in R/WM reserved for storing information temporarily during the execution of computer
Last Answer : c. a set of memory locations in R/WM reserved for storing information temporarily during the execution of computer
Description : The first processor to include Virtual memory in the Intel microprocessor familywas: a.)80286 b.)80386c.)80486d.)Pentium
Last Answer : a.)80286
Description : A physical connection between the microprocessor memory and other parts of the m9crocomputer is known as a. Path b. Address bus c. Route d. All of the above
Last Answer : b. Address bus
Description : A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is a. Punched paper tape b. Chip card c. Card punch
Last Answer : a. Punched paper tape
Description : The two major types of computer chips are a. External memory chip b. Primary memory chip c. Microprocessor chip d. Both b and c
Last Answer : d. Both b and c
Description : Which microprocessor to read an item from memory: a. VAM b. SAM c. MOC d. None of these
Last Answer : b. SAM
Description : A microprocessor retries instructions from : a. Control memory b. Cache memory c. Main memory d. Virtual memory
Last Answer : c. Main memory
Description : ____ causes the address of the next microprocessor to be obtained from the memory: a. CRJA b. ROM c. MAP d. HLT
Last Answer : c. MAP
Description : BHE of 8086 microprocessor signal is used to interface the a) Even bank memory b) Odd bank memory c) I/O d) DMA
Last Answer : b) Odd bank memory
Description : The microprocessor can read/write 16 bit data from or to ________ A. memory B. I /O device C. processor D. register
Last Answer : The microprocessor can read/write 16 bit data from or to memory
Description : What is the size of memory which can be accessed by direct accessing in 8085 microprocessor? A) 64 kB B) 4 kB C) 128 kB D) 128 MB
Last Answer : What is the size of memory which can be accessed by direct accessing in 8085 microprocessor? A) 64 kB B) 4 kB C) 128 kB D) 128 MB
Description : What is Microcontroller and Microcomputer
Last Answer : Microcontroller is a device that includes microprocessor; memory and I/O signal lines on a single chip, fabricated using VLSI technology. Microcomputer is a computer that is designed using microprocessor as its CPU. It includes microprocessor, memory and I/O.
Description : What is a microcomputer?
Last Answer : A computer that is designed using a microprocessor as its CPU is called microcomputer.
Description : The first firm to mass-market a microcomputer as a personal computer was a. IBM b. Super UNIVAC c. Radio Shaks d. Data General Corporation
Last Answer : c. Radio Shaks
Description : Number crunch8ier is the informal name for a. Mini computer b. Super computer c. Microcomputer d. Mainframe computer
Last Answer : b. Super computer
Description : A small or intelligent device is so called because it contains within it a a. Computer b. Microcomputer c. Programmable d. Sensor
Last Answer : d. Sensor
Description : When was Apple Macintosh II microcomputer introduced in the market? a. 1964 b. 1970 c. 1983 d. 1986
Last Answer : c. 1983
Description : The first firm to mass- market a microcomputer as a personal computer was a. IBM b. Sperry Univac c. Data General corporation d. Radio Shack
Last Answer : c. Data General corporation
Description : The storage subsystem in a microcomputer consists mainly of or media with varying capacities A) Memory or video B) Magnetic or optical C) Optical or memory D) Video or magnetic
Description : The storage subsystem in a microcomputer consists mainly of “ or “ media with varying capacities a. Memory or video b. Magnetic or optical c. Optical or memory d. Video or magnetic
Last Answer : Magnetic or optical
Description : A computer consists of a. A central processing unit b. A memory c. Input and output unit d. All of the above
Last Answer : d. All of the above
Description : The CPU removes the ___ signal to complete the memory write operation: a. Read b. Write c. Both A and B d. None of these
Last Answer : a. Read
Description : MOC stands for: a. Memory operation complex b. Micro operation complex c. Memory operation complete d. None of these
Last Answer : c. Memory operation complete
Description : List few applications of microprocessor-based system.
Last Answer : It is used: i. For measurements, display and control of current, voltage, temperature, pressure, etc. ii. For traffic control and industrial tool control. iii. For speed control of machines.
Description : How many bit microprocessor still survives in low-end application such as microwave ovens and small control system: a. 4 bit b. 16 bit c. 32 bit d. 64 bit
Last Answer : a. 4 bit
Description : The system unit of a personal computer typically contains all of the following except: a. Microprocessor b. Disk controller c. Serial interface d. Modem
Last Answer : d. Modem
Description : Why 8087 is referred to as Coprocessor? i) Because 8087 is used in parallel with main processor in a system, rather than serving as a main processor itself. ii) Because 8087 is used in serial with main processor in a ... math computations. a) i & iii b) ii & iii c) iii only. d) i only.
Last Answer : c) iii only.
Description : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs
Last Answer : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs
Description : Regarding a VDU, Which statement is more correct? a. It is an output device b. It is an input device c. It is a peripheral device d. It is hardware item
Last Answer : c. It is a peripheral device
Description : What is microprocessor and microcomputer ?
Last Answer : A circuit made of objects that can partially conduct electricity is called an IC ( IC = Integrated Circuit) . A circuit made of IC is called a chip. 1 / The processor formed on the ... circuits is called microprocessor. 2 / The computer that is made based on microprocessor is called microcomputer.
Description : Which was the world’s first microcomputer that used Intel 80386 microprocessor chip? A) IBM PS/2 B) HP-9830 C) DeskPro-386 D) IBM-360
Last Answer : Answer : C
Description : How does the microprocessor differentiate between data and instruction
Last Answer : When the first m/c code of an instruction is fetched and decoded in the instruction register, the microprocessor recognizes the number of bytes required to fetch the entire ... will be considered as data & the byte after the data will be treated as the next instruction.
Description : List the four instructions which control the interrupt structure of the 8085 microprocessor.
Last Answer : • DI ( Disable Interrupts ) • EI ( Enable Interrupts ) • RIM ( Read Interrupt Masks ) • SIM ( Set Interrupt Masks )
Description : How many operations are there in the instruction set of 8085 microprocessor?
Last Answer : There are 74 operations in the 8085 microprocessor.
Description : List the 16 – bit registers of 8085 microprocessor.
Last Answer : Stack pointer (SP) and Program counter (PC).
Description : What is Microprocessor? Give the power supply & clock frequency of 8085
Last Answer : A microprocessor is a multipurpose, programmable logic device that reads binary instructions from a storage device called memory accepts binary data as input and processes data according ... provides result as output. The power supply of 8085 is +5V and clock frequency in 3MHz.
Description : What type of architecture is used in 8085 microprocessor?
Last Answer : Ans- INTEL 8085 is a 8-bit microprocessor. It's based on Von-Neumann architecture in which the data and instructions are in the same memory space without any distinction between them. Data line: 8-bits--Can ... of data at a time. Address line: 16-bits--Can address upto 2^16(64KB) of address space.
Description : What is function of ALE in 8085 microprocessor?
Last Answer : Ans-AlE stands for the address latch enableit 's working is that it differentiate the address and data bus in microprocessor.when it is high it select address bus .when it is low it select data bus.