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Free download in PDF Computer Organization and Architecture MCQs with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
101
A k-bit field can specify any one of
[A]
3k registers
[B]
2k registers
[C]
K2 registers
[D]
K3 registers
102
The time interval between adjacent bits is called the
[A]
Word-time
[B]
Bit-time
[C]
Turn around time
[D]
Slice time
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
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
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
106
An instruction pipeline can be implemented by means of
[A]
LIFO buffer
[B]
FIFO buffer
[C]
Stack
[D]
None of the above
107
Data input command is just the opposite of a
[A]
Test command
[B]
Control command
[C]
Data output
[D]
Data channel
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
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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