Computer Organization MCQs
1. Which is a type of microprocessor that
is designed with limited number of instructions:
a. CPU
b. RISC
c. ALU
d. MUX
2. Which unit is a pipeline system helps in
speeding up processing over a non-pipeline system:
a. CPU
b. RISC
c. ALU
d. MUX
3. The group of binary bits assigned to
perform a specified operation is known as:
a. Stack register
b. Control word
c. Both
d. None
4. How many binary selection inputs in the
control word:
a. 1
b. 7
c. 14
d. 28
5. In control word three fields contain how
many bits:
a. 1
b. 2
c. 3
d. 4
6. Three fields contains three bits each so
one filed has how many bits in control word:
a. 2
b. 4
c. 5
d. 6
7. How is selects the register that
receives the information from the output bus:
a. Decoder
b. Encoder
c. MUX
d. All of these
8. A bus organization for seven register:
a. ALU
b.
RISC
c. CPU
d. MUX
9. How many source register propagate
through the multiplexers:
a. 1
b. 2
c. 3
d. 4
10. How many bits of OPR select one of the
operations in the ALU:
a. 2
b. 3
c. 4
d. 5
11. five bits of OPR select one of the
operation in the in control register:
a. CPU
b. RISC
c. ALU
d. MUX
12. The OPR field has how many bits:
a. 2
b. 3
c. 4
d. 5
13. In stack organization the insertion
operation is known as :
a. Pop
b. Push
c. Both
d. None
14. In stack organization the deletion
operation is known as :
a. Pop
b. Push
c. Both
d. None
15. A stack in a digital computer is a part
of the :
a. ALU
b. CPU
c. Memory unit
d. None of these
16. In stack organization address register
is known as the:
a. Memory stack
b. Stack pointer
c. Push operation
d. Pop operation
17. In register stack a stack can be
organized by a _________ number of register:
a. Infinite number
b. Finite number
c. Both
d. None
18. Which operation are done by increment
or decrement the stack pointer:
a. Push
b. Pop
c. Both
d. None
19. In register stack a stack can be a
finite number of _________:
a. Control word
b. Memory word
c. Transfer word
d. All of these
20. The stack pointer contains the address
of the word that is currently on ___________:
a. Top of the stack
b. Down of the stack
c. Top and Down both
d. None
21. In register stack items are removed
from the stack by using the __________ operation:
a. Push
b. Pop
c. Both
d. None
22. Which register holds the item that is
to be written into the stack or read out of the stack:
a. SR
b. IR
c. RR
d. DR
23. In register stack the top item is read
from the stack into:
a. SR
b. IR
c. RR
d. DR
24. In conversion to reverse polish
notation the _______ and _______ operations are performed at the end:
a. Add and subtract
b. Subtract and multiplication
c. Multiplication and subtract
d. All of these
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