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WorksheetsC18-DCME-MP-quiz-2--2022
Total questions: 10
Worksheet time: 5mins
1. Which of the following instruction is belongs to implied addressing mode
CALL
CMA
MOV
IMUL
2. the length of the generalized instruction format in 8086 is----
6bits
48bits
64 bits
60 bits
3. the instruction takes 4 time cycles in 8086MP with 10 MHz speed, then what is the total instruction execution time-----------micro seconds
0.4
4
4.10
0.44
4. mov ax, 0044H, mov bx, 00FAH , ADD AX, BX then AX=?, BX=?
003Eh, 00FAh
013Eh, 00FAh
013Eh, 00FCh
013Eh, 00FBh
5. What is the instruction used to masking the bits-------
OR
MUL
AND
XLAT
6. NEG F00E h = ?
0EF1h
0FF2h
F00Fh
F01Fh
7. what are the instructions used for string operations.
MOVSB, MOVSD
SCANSW, CMPSB
SCANSD, SCANSW
MOVSD, SCANSB
8. Return address concept associate with following instructions
RET, IRET
CALL, IRET
RET, CALL
CALL, ICALL
9. ROL AL, 03h where AL=FF h
F3h
3Fh
33h
FF h
10. JZ instruction is same as--------
JE
JNE
JNZ
JAE
