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Assembly Language Programming Multiple Choice Questions and Answers

6 In 8085 microprocessor, the value of the most significant bit of the result following the execution of any arithmetic or Boolean instruction is stored in the
A carry status flag
B auxiliary carry status flag
C sign status flag
D zero status flag

Answer: Option [C]
7 Instructions performing actions in assembly language are called
A imperative statements
B declarative statements
C directive statements
D none of the above

Answer: Option [A]
8 What is the content of Stack Pointer ?
A Address of the current instruction
B Address of the next instruction
C Address of the top element of the stack
D None of these

Answer: Option [C]
9 Which of the following interrupt has highest Priority?
C RST 7.5
D RST 6.5

Answer: Option [B]
10 Number of machine cycles required for RET instruction in 8085 microprocessor is
A 1
B 2
C 3
D 5

Answer: Option [C]

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