Which of the following computer memory is fastest?

A.    Register✔

B.     Hard disk

C.     RAM

D.    None of the above

Which of the following operations is/are performed by the ALU?

A.    Data manipulation

B.     Exponential

C.     Square root

D.    All of the above✔

Which of the following format is used to store data?

A.    Decimal

B.     Octal

C.     BCD✔

D.    Hexadecimal

Who developed the basic architecture of computer?

A.    Blaise Pascal

B.     Charles Babbage

C.     John Von Neumann✔

D.    None of the above

Which of the following allows simultaneous write and read operations?

A.    ROM

B.     EROM

C.     RAM✔

D.    None of the above

Which of the following is not considered as a peripheral device?

A.    CPU✔

B.     Keyboard

C.     Monitor

D.    All of the above

 

Which of the following memory of the computer is used to speed up the computer processing?

A.    Cache memory✔

B.     RAM

C.     ROM

D.    None of the above

The collection of 8-bits is called as -

A.    Byte✔

B.     Nibble

C.     Word

D.    Record

Which of the following register can interact with the secondary storage?

A.    PC

B.     MAR✔

C.     MDR

D.    IR

In which of the following form the computer stores its data in memory?

A.    Hexadecimal form

B.     Octal form

C.     Binary form✔

D.    Decimal form

Which of the following is a combinational logic circuit which sends data from a single source to two or more separate destinations?

A.    Multiplexer

B.     Demultiplexer✔

C.     Encoder

D.    Decoder

Which of the following is a group of bits that tells the computer to perform a particular operation?

A.    Accumulator

B.     Register

C.     Instruction code✔

D.    None of the above

Where is the document temporarily stored during working on a document on PC?

A.    ROM

B.     CPU

C.     RAM✔

D.    Flash memory

Where is the decoded instruction stored?

A.    Registers

B.     MDR

C.     PC

D.    IR✔

What does MIMD stand for?

A.    Multiple Instruction Memory Data

B.     Multiple Instruction Multiple Data✔

C.     Memory Instruction Multiple Data

D.    Memory Information Memory Data

The status bit is also called as -

A.    Unsigned bit

B.     Signed bit

C.     Flag bit✔

D.    None of the above

Which of the following register keeps track of the instructions stored in the program stored in memory?

A.    Accumulator

B.     Address Register

C.     Program Counter✔

D.    Index Register

The Program Counter is also called as -

A.    Instruction Pointer✔

B.     Data Counter

C.     Memory pointer

D.    None of the above

 

Computer address bus is -

A.    Multidirectional

B.     Bidirectional

C.     Unidirectional✔

D.    None of the above

Which of the following building block can be used to implement any combinational logic circuit?

A.    AND

B.     OR

C.     NAND✔

D.    None of the above

Which of the following is the circuit board on which chips and processor are placed?

A.    Master circuit

B.     Motherboard✔

C.     Big board

D.    None of the above

Which of the following computer register collects the result of computation?

A.    Accumulator✔

B.     Instruction Pointer

C.     Storage register

D.    None of the above

CISC stands for -

A.    Complex Instruction Set Computer✔

B.     Complete Instruction Sequential Compilation

C.     Complex Instruction Sequential Compiler

D.    None of the above

Which of the following is the function of the control unit in the CPU?

A.    It stores program instruction

B.     It decodes program instruction✔

C.     It performs logic operations

D.    None of the above

What does EEPROM stands for?

A.    Electrically Erasable and Programmable Read-Only Memory✔

B.     Electronically Erasable and Programmable Read-Only Memory

C.     Electrically Enabled and Programmable Read-Only Memory

D.    None of the above

In which of the following term the performance of cache memory is measured?

A.    Chat ratio

B.     Hit ratio✔

C.     Copy ratio

D.    Data ratio

RISC stands for -

A.    Reduce Instruction Set Computer✔

B.     Risk Instruction Sequential Compilation

C.     Risk Instruction Source Compiler

D.    None of the above

Which of the following circuit is used to store one bit of data?

A.    Flip Flop✔

B.     Decoder

C.     Encoder

D.    Register

Which of the following is a way in which the components of a computer are connected to each other?

A.    Computer parts

B.     Computer architecture✔

C.     Computer hardware

D.    None of the above

Which of the following circuit convert the binary data into a decimal?

A.    Decoder

B.     Encoder

C.     Code converter✔

D.    Multiplexer

The address in the main memory is known as -

A.    Logical address

B.     Physical address✔

C.     Memory address

D.    None of the above

Subtraction in computers is carried out by -

A.    1's complement

B.     2's complement✔

C.     3's complement

D.    9's complement

Which of the following computer bus connects the CPU to a memory on the system board?

A.    Expansion bus

B.     Width bus

C.     System bus✔

D.    None of the above

Which of the following memory unit communicates directly with the CPU?

A.    Auxiliary memory

B.     Main memory✔

C.     Secondary memory

D.    None of the above

Which of the following topology is used in Ethernet?

A.    Ring topology

B.     Bus topology✔

C.     Mesh topology

D.    Star topology

Which of the following is correct about memory and storage?

A.    Memory is temporary, Storage is temporary

B.     Memory is temporary, Storage is permanent✔

C.     Memory is permanent, Storage is temporary

D.    Memory is slow, Storage is Fast

Which of the following is equal to 4 bits?

A.    Byte

B.     Nibble✔

C.     Record

D.    All of the above

What does one thousand bytes represent?

A.    Kilobyte (KB) ✔

B.     Megabyte (MB)

C.     Gigabyte (GB)

D.    Terabyte (TB)

What is the content of stack pointer (SP)?

A.    Address of the top element in the stack✔

B.     Address of current instruction

C.     Address of next instruction

D.    None of the above

An n-bit microprocessor has -

A.    n-bit instruction register✔

B.     n-bit address register

C.     n-bit program counter

D.    None of the above

Which of the following is the operation executed on data stored in registers?

A.    Byte operation

B.     Bit operation

C.     Macrooperation

D.    Microoperation✔

What does a computer bus line consists of?

A.    Set of parallel lines✔

B.     Accumulators

C.     Registers

D.    None of the above

Which of the following is performed by half adder?

A.    Binary addition operation for 2 decimal inputs

B.     Binary addition operation for 2 binary inputs✔

C.     Decimal addition operation for 2 decimal inputs

D.    Binary addition operation for 2 binary inputs

Which of the following is a combinational logic circuit which converts binary information from n coded inputs to a maximum of 2n unique outputs?

A.    Multiplexer

B.     Demultiplexer

C.     Encoder

D.    Decoder✔

Which of the following is a combinational logic circuit that change the binary information into N output lines?

A.    Multiplexer

B.     Demultiplexer

C.     Encoder✔

D.    Decoder

Which of the following is a combinational logic circuit that has 2n input lines and a single output line?

A.    Multiplexer✔

B.     Demultiplexer

C.     Encoder

D.    Decoder

Which of the following is an essential data transfer technique?

A.    MMA

B.     DMA✔

C.     CAD

D.    CAM

What does DRAM stands for?

A.    Dynamic Read Access Memory

B.     Digital Random Access Memory

C.     Dynamic Random Access Memory✔

D.    Dynamic Read Allocation Memory

Which of the following is known as the step by step procedure to solve a problem?

A.    Graph

B.     Table

C.     Algorithm✔

D.    None of the above