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 ____ 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 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 : 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 : The brain of any computer system is a. ALU b. Memory c. CPU d. Control unit
Last Answer : c. CPU
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 : c. Control Unit and ALU
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 : The register section is related to______ of the computer: a. Processing b. ALU c. Main memory d. None of these
Last Answer : c. Main memory
Description : A directly accessible appointment calendar is feature of a “ resident package a. CPU b. Memory c. Buffer d. ALU
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 : ________ 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 : PC’s use____ based on this architecture: a. CPU b. ALU c. MU
Description : A computer which has the microprocessor as______ is called as a microcomputer: a. CPU b. ALU c. RU
Description : Microprocessor is fabricated on single chip using: a. MOS b. ALU c. CPU d. All of these
Last Answer : a. MOS
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
Description : Who is the brain of computer: a. ALU b. CPU c. MU d. None of these
Last Answer : b. CPU
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 : Which is the microprocessor comprises: a. Register section b. One or more ALU c. Control unit d. All of these
Last Answer : d. All of these
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
Last Answer : Address register
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 : The 8279 normally provides a maximum of _____ seven segment display interface with CPU. a) 8 b) 16 c) 32 d) 18
Last Answer : a) 8
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 : Processors of all computers, whether micro, mini or mainframe must have a. ALU b. Primary Storage c. Control unit d. All of above
Last Answer : b. Primary Storage
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 : 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 : 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
Description : A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is a. Memory b. Buffer c. Accumulator d. Address
Last Answer : b. Buffer
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 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 : How bit microprocessor inexpensive a separate interface is provided with I/O device: a. 2 bit b. 4 bit c. 8 bit d. 32 bit
Last Answer : c. 8 bit
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 : 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 : 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 : Which is the components of computer: a. System Bus b. CPU c. Memory Unit d. All of these
Description : Where does a computer add and compare data? a. Hard disk b. Floppy disk c. CPU chip d. Memory chip
Last Answer : c. CPU chip