Computer Organization and Architecture Quiz | Computer Organization and Architecture MCQs with Answers

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Questions
101 A k-bit field can specify any one of
A 3k registers
B 2k registers
C K2 registers
D K3 registers

Answer: 3k registers
102 The time interval between adjacent bits is called the
A Word-time
B Bit-time
C Turn around time
D Slice time

Answer: Bit-time
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103 A group of bits that tell the computer to perform a specific operation is known as
A Instruction code
B Micro-operation
C Accumulator
D Register

Answer: Instruction code
104 The load instruction is mostly used to designate a transfer from memory to a processor register known as
A Accumulator
B Instruction Register
C Program counter
D Memory address Register

Answer: Accumulator
105 The communication between the components in a microcomputer takes place via the address and
A I/O bus
B Data bus
C Address bus
D Control lines

Answer: Data bus
106 An instruction pipeline can be implemented by means of
A LIFO buffer
B FIFO buffer
C Stack
D None of the above

Answer: FIFO buffer
107 Data input command is just the opposite of a
A Test command
B Control command
C Data output
D Data channel

Answer: Data output
108 A microprogram sequencer
A generates the address of next micro instruction to be executed.
B generates the control signals to execute a microinstruction.
C sequentially averages all microinstructions in the control memory.
D enables the efficient handling of a micro program subroutine.

Answer: generates the address of next micro instruction to be executed.
109 The operation executed on data stored in registers is called
A Macro-operation
B Micro-operation
C Bit-operation
D Byte-operation

Answer: Micro-operation
110 MRI indicates
A Memory Reference Information.
B Memory Reference Instruction.
C Memory Registers Instruction.
D Memory Register information

Answer: Memory Reference Instruction.

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