Contents

How many formats are included in instruction format?
a) one  
b) two 
c) three
d) four

c

Explanation: zero-address instruction, one-address instruction, two-address instruction



Which instruction format requires only opcode and no operand?
a) zero-address instruction     
b) one-address instruction
c) two-address instruction        
d) none of these

a



Which of the following are examples of instruction format?
a) HALT                                 
b) STOP
c) both a & b               
d) none of these

c

Which instruction format requires one opcode and one operand?
a) zero-address instruction
b) one-address instruction
c) two-address instruction        
d) none of these

b

Which of the following are examples of instruction format?
a) LDA (load accumulator)      
b) JMP (jump)
c) both a & b               
d) none of these

c

Which instruction format requires one opcode and two operands?
a) zero-address instruction
b) one-address instruction
c) two-address instruction      
d) none of these

c