Question - 1
The performance of cache memory can be represented as
number of hits/total CPU references to the memory
number of hits/(number of hits + number of misses)
Both A & B
number of miss/(number of hits + number of misses)
Answer- C
Question - 2
The branch logic that provides decision making capabilities in the control unit is known as
controlled transfer
conditional transfer
unconditional transfer
none of the above
Answer- C
Question - 3
The type of mapping used by cache memory is/are
associative mapping
direct mapping
set-associative mapping
All of the above
Answer- D
Question - 4
In Reverse Polish notation, expression A*B+C*D is written as
AB*CD*+
A*BCD*+
AB*CD+*
A*B*CD+
Answer- A
Question - 5
The performance of cache memory can be represented as
number of hits/total CPU references to the memory
number of hits/(number of hits + number of misses)
number of miss/(number of hits + number of misses)
Only A & B
Answer- D
Question - 6
SIMD represents an organization that ______________.
refers to a computer system capable of processing several programs at the same
represents organization of single computer containing a control unit, processor
includes many processing units under the supervision of a common control unit
None of the above
Answer- C
Question - 7
The type of mapping used by cache memory is/are
associative mapping
direct mapping
set-associative mapping
All of the above
Answer- D
Question - 8
Floating point representation is used to store
Boolean values
real integers
whole numbers
integers
Answer- B
Question - 9
Which of the following cache memory can store two or more words under the same index address?
Associative mapping
Direct Mapping
Set-Associative mapping
All of the above
Answer- C
Question - 10
Which of the following are replacement methods used by cache memory?
FIFO algorithm
LIFO algorithm
Least Recently Used algorithm
Both A & C
Answer- D
Question - 11
In computers, subtraction is generally carried out by
9`s complement
10`s complement
1`s complement
2`s complement
Answer- D
Question - 12
Which of the following are correct cache writing method(s)?
write-on policy
write-through policy
write-back policy
Both B & C
Answer- D
Question - 13
The amount of time required to read a block of data from a disk into memory is composed of seek time, rotational latency, and transfer time. Rotational latency refers to
the time its takes for the platter to make a full rotation
the time it takes for the read-write head to move into position over the
the time it takes for the platter to rotate the correct sector under the head
none of the above
Answer- A
Question - 14
Three C's of misses related to cache memory are
Calculative, Capacity, Conflict
Compulsory, Capacity, Conflict
Calculative, Confirmatory, Conflict
Calculative, Confirmatory, Conclusive
Answer- B
Question - 15
What characteristic of RAM memory makes it not suitable for permanent storage?
too slow
unreliable
it is volatile
too bulky
Answer- C
Question - 16
Which of the following is not the correct technique to reduce cache miss rate?
Compiler Optimization
Use of Victim Cache
Lower Associativity
Use of Large Cache
Answer- C
Question - 17
The circuit used to store one bit of data is known as
Register
Encoder
Decoder
Flip Flop
Answer- D
Question - 18
Which of the following is not the type of Cache memory?
Instruction Cache
Informative Cache
Unified Cache
Data Cache
Answer- B
Question - 19
In virtual memory the logical address is mapped to physical address by
Memory Management Unit
Memory mapper
Logical address space
None of the above
Answer- A
Question - 20
(2FAOC) 16 is equivalent to
(195 084) 10
(001011111010 0000 1100) 2
Both (A) and (B)
None of the above
Answer- B
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