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GATE CS 2021 : Computer organization 3 (App update required to attempt this test)
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Question 1
An instruction set has 80 signals which can be divided into 3 groups of mutually exclusive signals as follows-
G1 - 20
G2- 35
G3 - 25
How many bits of control words can be saved by using vertical programming over horizontal programming?
Question 2
A Hypothetical control unit supports 5 groups of mutually exclusive signals
Find size of control memory (in bytes) using vertical programming if control unit support 256 control word memory.
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Find size of control memory (in bytes) using vertical programming if control unit support 256 control word memory.
Question 3
A micro-programmed control unit supports 400 control signals. It is required that 4 of them should be active at a same time. What is the minimum size of control field in the instruction __________
Question 4
Which of the following it true?
Question 5
Horizontal micro-instructions have which of the following attributes?
1) Short formats
2) Limited ability to express parallel micro-operations
3) Considerable encoding of the control information
1) Short formats
2) Limited ability to express parallel micro-operations
3) Considerable encoding of the control information
Question 6
Which of the following is true?
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Jan 12GATE & PSU CS