Description : Register is a 1) Set of capacitors used to register input instructions in a digital computer 2) Set of paper tapes and cards put in a file 3) Temporary storage unit within the CPU having dedicated or general purpose use 4) part of the auxiliary memory
Last Answer : 3) Temporary storage unit within the CPU having dedicated or general purpose use
Description : There are primarily two types of register: a. general purpose register b. dedicated register c. A and B d. none of these
Last Answer : c. A and B
Description : Name of typical dedicated register is: a. PC b. IR c. SP d. All of these
Last Answer : d. All of these
Description : How many parts of dedicated register: a. 2 b. 4 c. 5 d. 6
Last Answer : c. 5
Description : In Microprocessor one of the operands holds a special register called: a. Calculator b. Dedicated c. Accumulator d. None of these
Last Answer : c. Accumulator
Description : Which of the following is used only for data entry and storage, and never for processing? a. Mouse b. Dumb terminal c. Micro computer d. Dedicated data entry system
Last Answer : b. Dumb terminal
Description : Most of the inexpensive personal computers do not have any disk or diskette drive. What is the name of such computes? a. Home computers b. Diskless computers c. Dedicated computers d. General purpose computers
Last Answer : a. Home computers
Description : The difference between memory and storage is that memory is …. and storage is … a. Temporary, permanent b. Permanent, temporary c. Slow, fast d. All of above
Last Answer : a. Temporary, permanent
Description : The difference between memory and storage is that memory is … and storage is … a. Temporary, permanent b. Permanent, temporary c. Slow, fast d. All of above
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 : Which of the following registers is used to keep track of address of the memory location where the next instruction is located? a. Memory Address Register b. Memory Data Register c. Instruction Register d. Program Register
Last Answer : d. Program Register
Description : Which of the following registers is used to keep track of address of the memory location where the next instruction is located? a. Memory address register b. Memory data register c. Instruction register d. Program counter
Last Answer : d. Program counter
Description : Which of the following registers is loaded with the contents of the memory location pointed by the PC? a. Memory address register b. Memory data register c. Instruction registers d. Program counter
Last Answer : c. Instruction registers
Description : Which of the following registers is loaded with the contents of the memory location pointed by the PC? a. Memory address registers b. Memory data registers c. Instruction register d. Program counter
Last Answer : c. Instruction register
Description : Registers, which are partially visible to users and used to hold conditional, are known as a. PC b. Memory address registers c. General purpose register d. Flags
Last Answer : c. General purpose register
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 : Most of the inexpensive personal computer does not have any disk or diskette drive. What is the name of such computes? a. Home computers b. Diskless computers c. Dedicated computer d. General computer
Description : A name or number used to identify a storage location is called a. A byte b. A record c. An address d. All of above
Last Answer : c. An address
Description : A storage device whe3re the access time is depended upon the location of the data is a. Random access b. Serial access c. Sequential access d. Transaction access
Last Answer : b. Serial access
Description : A name or number used to identify a storage location devices? a. A byte b. A record c. An address d. All of above
Description : What is meant by a dedicated computer? a. which is used by one person only b. which is assigned to one and only one task c. which does one kind of software d. which is meant for application software only
Last Answer : d. which is meant for application software only
Description : What is meant by a dedicated computer? a. Which is used by one person only b. Which is assigned one and only one task c. Which uses one kind of software d. Which is meant for application software
Last Answer : d. Which is meant for application software
Description : This refers to an area in the memory used for temporary storage of information on the basis of “Last in First out”. A. Core B. Register C. Flag D. Stack
Last Answer : D. Stack
Description : An area in the memory used for temporary storage of information, on “Last in First out” basis. A. Core B. Register C. Flag D. Stack
Description : A high speed device used in CPU for temporary storage during processing is called: a) A register b) A Data Bus c) All of The Above d) None of The Above
Last Answer : a) A register
Description : A temporary storage area, attached to the CPU, for I/O operations, is a 1) Channel 2) Buffer 3) Register 4) Core
Last Answer : 2) Buffer
Description : Which of the following terms is the most closely related to main memory? a. Non volatile b. Permanent c. Control unit d. Temporary
Last Answer : d. Temporary
Description : In which language is source program written? a. English b. Symbolic c. High level d. Temporary
Last Answer : c. High level
Description : State the functions of temporary registers of 8085 microprocessor.
Last Answer : Temp Register (8 bits) is also called as operand register as it is used by μp for storing one of the operands during an operation and also for storing the result of any execution temproary.
Description : List the allowed register pairs of 8085.
Last Answer : • B-C register pair • D-E register pair • H-L register pair
Description : Which is the components of microprocessor: a. Register unit b. Arithmetic and logical unit c. Timing and control unit d. All of these
Description : In immediate addressing the operand is placed a. in the CPU register b. after OP code in the instruction c. in memory d. in stack
Last Answer : b. after OP code in the instruction
Description : The most common addressing techiniques employed by a CPU is a. immediate b. direct c. indirect d. register e. all of the above
Last Answer : e. all of the above
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 : A structure that stores a number of bits taken "together as a unit" is a a. gate b. mux c. decoder d. register
Last Answer : d. register
Description : In 8051,After reset the SP register is initialized to address________. a. 8H b) 9H c) 7H
Last Answer : c) 7H
Description : In an 8085 microprocessor, the instruction CMP B has been executed while the contentsof accumulator is less than that of register B. As a result carry flag and zero flag will berespectively (A) set, reset (B) reset, set (C) reset, reset (D) set, set
Last Answer : (A) set, reset
Description : CD-ROM a. Is a `semiconductor memory b. Memory register c. Magnetic memory d. None of the above
Last Answer : d. None of the above
Description : Interface electronic circuit is used to interconnect I/O devices to a computer’s CPU or a. ALU b. Memory c. Buffer d. Register
Last Answer : b. Memory
Description : A type of core store that has a lower access time than the devices used for working store in the same processor is known as a. Core memory b. Buffer c. Fast core d. Address register
Last Answer : d. Address register
Description : A set of information that defines the status of resources allocated to a process is a. Process control b. ALU c. Register Unit d. Process description
Last Answer : d. Process description
Description : The terminal device that functions as a cash register, computer terminal, and OCR reader is the: a. Data collection terminal b. OCR register terminal c. Video Display terminal d. POS terminal
Last Answer : d. POS terminal
Description : CD-ROM is a a. Semiconductor memory b. Memory register c. Magnetic memory d. None of above
Last Answer : d. None of above
Description : The ____ place the data from a register onto the data bus: a. CPU b. ALU c. Both A and B d. None of these
Last Answer : a. CPU
Description : The information is transferred from the_____ and ____ specified register: a. MDR b. CPU c. Both A and B
Last Answer : c. Both A and B
Description : How many bit of MAR register: a. 8-bit b. 16-bit c. 32-bit d. 64-bit
Last Answer : b. 16-bit
Description : Which register is connected to the memory by way of the address bus: a. MAR b. MDR c. SAM d. None of these
Last Answer : a. MAR
Description : MDR stands for: a. Memory data register b. Memory data recode c. Micro data register d. None of these
Last Answer : a. Memory data register
Description : MAR stands for: a. Memory address register b. Memory address recode c. Micro address register d. None of these
Last Answer : a. Memory address register