In a computer laboratory all system are 14 bit and support 2KW memory. There are two types of instructions are placed in memory (one address and zero address). If there exist 5 one address instructions then how many zero address are possible?
(A) 6144
(B) 10240
(C) 4096
(D) None of above


Answer: (A)

Explanation: According to given data,
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Therefore,
Total number of one address instructions

= number of opcode 
= 23 
= 8 

And zero address instructions

= (23 - 5)*211
= 3*2048
= 6144 

So, option (A) is correct.

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  • Last Updated : 22 Nov, 2018

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