Test: Introduction To Microprocessor 8086 - Electronics and Communication Engineering (ECE) MCQ

What will be the contents of register AL after the following program has been executed in a 8086 microprocessor?
MOV AL, 7E 
MOV BL, 8C 
ADD AL, BL

Match List-I (2 pins of 8086) with List-il (Status) and select the correct answer using the codes given below the list

List-I I
What is read/written?
1. 1 -byte from/to odd address
2. 1-byte from/to even address
3. One 16-bitword
4. NOP

Number of times the instruction sequence below will loop before coming out of loop is

Match List-I (8085 Register) with List-ll (8086 Register) and select the correct answer using the codes given below the lists:

 Match List-I (Addressing modes of 8086) with List-ll (8086 Instructions) and select the correct answer using the codes given below the lists:

List-I
A. Register indirect addressing mode
B. Indexed addressing mode
C. Direct addressing mode
D. Based addressing mode

When an 8086 microprocessor executes an INT type instruction, it

Consider the following instructions executed in 8086;
PUSH AX ; AX has 20 Hex in it
PUSH BX ; BX has 34 Hex in it
POP AX 
ADD AX, BX 
POP G

The value stored in-G would be