Computer System Architecture Set 12

Questions 111 to 120


111.
What is represented by D7I'T in the instruction cycle?
(a)
Register – Reference Instructions
(b)
Program Interrupt
(c)
Input-Output Instructions
(d)
Branch Instruction
(e)
Memory Reference Instructions.
112.
What is the (r-1)’s complement of 345 in octal number system?
(a)
342
(b)
234
(c)
243
(d)
432
(e)
423.
113.
What is described by the Mnemonic SHRA?
(a)
Arithmetic shift left
(b)
Logical shift right
(c)
Logical shift left
(d)
Circular shift right
(e)
Arithmetic shift right.
114.
Which of the following terms describe that the information which will be used in near future is likely to be in use already?
(a)
Spatial Locality
(b)
Locality
(c)
Hit ratio
(d)
Temporal Locality
(e)
Effective access time.
115.
CISC stands for
(a)
Control Instruction Set Completeness
(b)
Complex Instruction Set Conversion

(c)
Complex Instruction Set Computer
(d)
Control Instruction Set Computer
(e)
Complex Instruction Set Control.
116.
What are the three state gates in a digital circuit?
(a)
Logic 0, Logic 1 Complement, High Impedance
(b)
Logic 0 Complement,  Logic 1, High Impedance
(c)
Logic 0 Complement, Logic 1 Complement, High Impedance
(d)
Logic 0, Logic 1, Low Impedance
(e)
Logic 0, Logic 1, High Impedance.
117.
What is the table that lists the required inputs for a given change of state?
(a)
Characteristic table
(b)
Truth table
(c)
Null table
(d)
Excitation table
(e)
Binary table.
118.
Microphone is a/an
(a)
Output device
(b)
Storage device
(c)
Input device
(d)
Processing device
(e)
Printing device.
119.
Of the following phases, identify the phase in which the programs must reside in the main memory.
(a)
Deletion
(b)
Execution
(c)
Printing    
(d)
Reading
(e)
Insertion.
120.
(x')'=_____                                                                                                                                                            
(a)
x2
(b)
0
(c)
1
(d)
x
(e)
x'.

Answers


111.
Answer :       (a)
Reason:  D7I'T  in the instruction cycle represents Register –reference instructions.
112.
Answer :       (d)
Reason:  (r-1)’s complement of 345 in octal number system is 432.
113.
Answer :       (e)
Reason:  SHRA  stands for Arithmetic shift right.
114.
Answer :       (d)
Reason:  Temporal Locality describe that the information which will be used in near future is likely to be in use already.
115.
Answer :       (c)
Reason:  CISC stands for Complex Instruction Set Computer.
116.
Answer :       (e)
Reason:  The three state gates in a digital circuit Logic 0, logic 1, high impedance
117.
Answer :       (d)
Reason:  The table that lists the required inputs for a given change of state is Excitation Table.
118.
Answer :       (c)
Reason:  Microphone is a Input device.
119.
Answer :       (b)
Reason:  Execution is the phase in which the programs must reside in the main memory.
120.
Answer :       (d)
Reason:  (x')' = x.              

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1 comment :

  1. UnknownAugust 23, 2013 at 9:33 PM

    Hi, Nice set of questions about Computer System Architecture.Thanks for support in helping me..

    -Aparna
    Theosoft

    ReplyDelete

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