Questions 371 to 380
The performance of the cache memory is measured in terms of a quantity called _________________
(a) Initialization Ratio (b) Address Ratio (c) Hit Ratio
(d) Instruction Ratio (e) Miss Ratio.
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A Set of Physical Addresses is called ________________
(a) Memory space (b) Disk space (c) Address space
(d) Location (e) Pages
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The program is executed from main memory until it attempts to reference a page that is still in auxiliary memory, this condition is called as ____________
(a) Page Found (b) Page Fault (c) Page Hit (d) Page Miss (e) Page Replace.
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DMA stands for__________________
(a) Direct Memory Address
(b) Direct Main Address
(c) Direct Memory Access
(d) Direct Main Access
(e) Device Memory Access.
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________________ is a memory whose duty is to store least frequently used data.
(a) Main memory (b) Cache memory (c) ROM
(d) Auxiliary memory (e) PROM.
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ISZ is an example of __________________ instructions
(a) I/O (b) Memory Reference (c) Register reference
(d) Any type (e) All types.
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BUN instruction stands for------
(a) Branch Conditionally
(b) Branch Unconditionally
(c) Boot unconditionally
(d) Begin Unconditionally
(e) Branch and save return address.
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If F= AB’ + C’D then F’= ------
(a) (A+B’)(C’+D) (b) (A’B)+(CD’) (c) (AB’)(CD’)
(d) (A’+B)(C+D’) (e) (A’+B)+(C+D’).
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RISC stands for _______________
(a) Reduced Instruction Set Computer
(b) Risk Instruction Set Computer
(c) Reduced Instruction Set Carry
(d) Reset Instruction Set Cache
(e) Reduced Instruction Serial Computer.
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The ______________________ operation sets to 1 the bits in one register where there are corresponding 1’s in the second register.
(a) Selective Complement (b) Selective Clear (c) Selective Set
(d) Mask (e) Insert
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Answers
Answer : (c)
Reason : The performance of the cache memory is measured in terms of a quantity called Hit Ratio
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Answer : (a)
Reason : A Set of Physical Addresses is called Memory space.
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Answer : (b)
Reason : The program is executed from main memory until it attempts to reference a page that is still in auxiliary memory; this condition is called as Page Fault.
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Answer : (c)
Reason : DMA stands Direct Memory Access.
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Answer : (d)
Reason : Auxiliary memory is a memory whose duty is to store least frequently used data.
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Answer : (b)
Reason : ISZ is an example of Memory Reference instructions.
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Answer : (b)
Reason : BUN instruction stands for Branch Unconditionally.
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Answer : (d)
Reason : If F= AB’ + C’D then F’= (A’+B)(C+D’).
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Answer : (a)
Reason : RISC stands for Reduced Instruction Set Computer.
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Answer : (c)
Reason : The Selective Set operation sets to 1 the bits in one register where there are corresponding 1’s in the second register.
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