CAES Lab Viva 1 Batch 1
Authored by Gireesh T G
Engineering
University
Used 4+ times
AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
What is the results of the following DIV AB; A=77H;B=34H
A=02H;B=15H
A=02H;B=00H
A=02H;B=FFH
A=02H;B=0FH
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
In “JZ NEXT”, which registers content is checked to see if it is zero?
PROGRAM COUNTER
CARRY
REGISTER A
AUXILIARY CARRY
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
The mnemonic JNZ stands for _____________
Jump while Not zero
Jump on zero
Jump is Non-zero
Jump if Not zero
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Every 8051 family member wakes up at address when it is powered up.
1000H
0000H
30H
9000H
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
8051 is a ..........bit microcontroller.
12
16
8
4
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
How many pins are available in 8051 IC
20
50
30
40
7.
MULTIPLE CHOICE QUESTION
5 sec • 5 pts
MOV R0,#30H
MOV A,@R0
MOV B,A
JZ L1
MUL AB
INC R0
MOV @R0,A
SJMP L2
L1:INC R0
MOV A,#0FFH
MOV @R0,A
L2:NOP
L3:SJMP L3
What is the hexcode of L2, if the starting address is 9000H?
04h
05h
FEh
03h
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
Already have an account?
