1
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
An instruction used to set the carry flag in a computer can be classified as
A
data transfer
B
arithmetic
C
logical
D
program control
2
GATE ECE 1997
MCQ (Single Correct Answer)
+1
-0.3
The following instructions have been executed by an 8085 $$\mu $$P GATE ECE 1997 Microprocessors - Instruction Set and Programming with 8085 Question 27 English
From which address will be text instruction be fetched?
A
6019
B
0379
C
6979
D
None of the above
3
GATE ECE 1996
MCQ (Single Correct Answer)
+1
-0.3
The following sequence of instructions are executed by an 8085 microprocessor:
1000: LXI SP< 27FF
1003: CALL 1006
1006: POP H

The contents of the stack pointer (SP) and the HL register pair on completion or execution of these instructions are.

A
SP= 27FF, HL = 1003
B
SP= 27FD, HL = 1003
C
SP= 27FF, HL = 1006
D
SP= 27FD, HL = 1006
4
GATE ECE 1996
MCQ (Single Correct Answer)
+1
-0.3
The total number of memory accesses involved (inclusive of the op-code fetch) when an 8085 processor executes, the instruction LDA 2003 is
A
1
B
2
C
3
D
4
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