Instruction Set of 8085 Microprocessor – Exercise – 1

Instruction Set of 8085 Microprocessor » Exercise – 1

1. What is the addressing mode of MOV M,C ?

(a) Direct
(b) Indirect
(c) Register
(d) Implicit

2. A mp with 12 address lines is capable of addressing :

(a) 1024 locations
(b) 2048 locations
(c) 4096 locations
(d) 64K locations

3. Which of the following has direct addressing mode :

(a) MVI B, 25H
(b) LDA 3400H
(c) LXI B, 2189H
(d) MOV A, M

4. Which of the following has indirect addressing mode :

(a) MVI B, 25H
(b) LDA 3400H
(c) LXI B, 2189H
(d) MOV A, M

5. Which of the following has register addressing mode :

(a) MVI B, 25H
(b) LDA 3400H
(c) LXI B, 2189H
(d) MOV A, M

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