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
Last Answer : Memory
Description : A directly accessible appointment calendar is feature of a … resident package a. CPU b. Memory c. Buffer d. ALU
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 : The transfer of data from a CPU to peripheral devices of computer is achieved through ________ A. Modem B. Interface C. Buffer D. I/O Ports
Last Answer : D. I/O Ports
Description : The brain of any computer system is a. ALU b. Memory c. CPU d. Control unit
Last Answer : c. CPU
Description : The use of spooler programs and/or …. Hardware allows personal computer operators to do the processing work at the same time a printing operation is in progress a. Registered mails b. Memory c. CPU d. Buffer
Last Answer : d. Buffer
Description : A directly accessible appointment calendar is feature of a “ resident package a. CPU b. Memory c. Buffer d. ALU
Description : Which is an item of storage medium in the form of circular plate? a. Disk b. CPU c. Printer d. ALU
Last Answer : a. Disk
Last Answer : d. ALU
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 : ________ is a register for Short-term, intermediate storage of arithmetic and logic data in a Computer’s CPU. A. Accumulator B. Bus C. Buffer D. None of the Above
Last Answer : A. Accumulator
Description : The section of the CPU that selects, interprects and monitors the execution of program instructions is (1) Memory (2) Register (3) Control unit (4) ALU
Last Answer : Control unit
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 : One of the main feature that distinguish microprocessors from micro-computers is a. Words are usually larger in microprocessors b. Words are shorter in microprocessors c. Microprocessor does not contain I/O devices d. Exactly the same as the machine cycle time
Last Answer : c. Microprocessor does not contain I/O devices
Description : Which of the following is a secondary memory device? a. Keyboard b. Disk c. ALU d. All of the above
Last Answer : b. Disk
Description : The ALU of a computer normally contains a number of high speed storage element called a. Semiconductor memory b. Registers c. Hard disks d. Magnetic disk
Last Answer : b. Registers
Description : The ALU of a computer responds to the commands coming from a. Primary memory b. Control section c. External memory d. Cache memory
Last Answer : b. Control section
Last Answer : Address register
Description : Abus organization for seven __ register: a. ALU b. RISC c. CPU d. MUX
Description : five bits of OPR select one of the operation inthe __ in control register. a. CPU b. RISC ec ALU d. MUX
Last Answer : ec ALU
Description : Which are contains one or more register that may be referenced by machine instruction: a. Input b. Output c. CPU d. ALU
Description : is just like a circular array: a. Data b. Register c. ALU d. CPU
Last Answer : b. Register
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 : Offline device is a. A device which is not connected to CPU b. A device which is connected to CPU c. A direct access storage device d. An I/O device
Last Answer : a. A device which is not connected to CPU
Description : Which computer memory is used for storing programs and data currently being processed by the CPU? a. Mass memory b. Internal memory c. Non-volatile memory d. PROM
Last Answer : b. Internal memory
Description : What type of memory is not directly addressable by the CPU and requires special softw3are called EMS (expanded memory specification)? a. Extended b. Expanded c. Base d. Conventional
Last Answer : b. Expanded
Description : An online backing storage system capable of storing larger quantities of data is a. CPU b. Memory c. Mass storage d. Secondary storage
Last Answer : c. Mass storage
Description : In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board? a. Motherboard b. Breadboard c. Daughter board d. Grandmother board
Last Answer : a. Motherboard
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 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 : 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 : The advantage of I/O mapped devices to memory mapped is ___________ a) The former offers faster transfer of datab) The devices connected using I/O mapping have a bigger buffer space c) The devices have to deal with fewer address lines d) No advantage as such
Last Answer : The devices have to deal with fewer address lines
Description : Microprocessors as switching devices are for which generation computers a. First Generation b. Second Generation c. Third Generation d. Fourth Generation
Last Answer : d. Fourth Generation
Description : The first electronic general purpose digital computer built by Motley and Accrete called ENIAC did not work on the stored program concept. How many number s could it store in its internal memory? a. 100 b. 20 c. 40 d. 80
Last Answer : b. 20
Description : EEPROM stand for a. Electrically Erasable Programmable Read Only Memory b. Easily Erasable Programmable Read Only Memory c. Electronic Erasable Programmable Read Only Memory d. None of the above
Last Answer : a. Electrically Erasable Programmable Read Only Memory
Description : Which part of the computer is used for calculating and comparing? a. Disk unit b. Control unit c. ALU d. Modem
Last Answer : c. ALU
Description : What are the three decisions making operations performed by the ALU of a computer? a. Grater than b. Less than c. Equal to d. All of the above
Last Answer : d. All of the above
Description : ALU is a. Arithmetic Logic Unit b. Array Logic Unit c. Application Logic Unit d. None of above
Last Answer : a. Arithmetic Logic Unit
Description : What type of circuit is used by control memory to interconnect registers. a. Data routing circuit b. Address routing circuit c. Control routing circuit d. None of the these
Last Answer : a. Data routing circuit
Description : PCI stands for: a) Peripheral Component Interconnect b) Personal Computer Interface c) Programming In Computer Interchange d) None of These
Last Answer : a) Peripheral Component Interconnect
Description : Plotter accuracy is measured in terms of repeatability and a. Buffer size b. Resolution c. Vertical dimensions d. Intelligence
Last Answer : b. Resolution
Description : Actual data processing operations are performed in the arithmetic logic section, but not in the …. Storage section of a processor unit a. Primary b. Accumulator c. Buffer d. Secondary
Last Answer : a. Primary
Description : When necessary, the results are transferred from the CPU to main memory by _______ A. I/O devices. B. CPU. C. Shift registers. D. None of the Above.
Last Answer : C. Shift registers.
Description : Which of the following are the two main components of the CPU? A) Control Unit and Registers B) Registers and Main Memory C) Control unit and ALU D) ALU and bus
Last Answer : Answer : C