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Microcontroller
Quiz 1
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Q.1
How to select register register bank 2 ?
SETB RS1 , SETB RS0
CLR RS1 , SETB RS0
SETB RS1 , CLR RS0
CLR RS1 , CLR RS0
Q.2
Each register bank consist of how many registers?
10
8
4
16
Q.3
How many timers are present in 8051
2
4
1
Q.4
ROM memory size placed on chip?
64Kbytes
4Kbytes
256 Bytes
128 bytes
Q.5
Is Port 0 is Special Function Register?
TRUE
FALSE
Q.6
What is a Microcontroller
compact integrated circuit designed to govern a specific operation in an embedded system
a microship with I/O
A computer
Both A & B
Q.7
Microcontroller is
without memory
with memory
Q.8
NOP means
No operation
No operands
No object
New operation
Q.9
How many bytes of bit addressable memory is present inbased microcontrollers?
8 bytes
32 bytes
16 bytes
128 bytes
Q.10
series has how manybit registers
2
3
1
0
Q.11
Full form of PSW?
Program Settle word
Program Screen word
Program Status Word
Q.12
Whenwakes up then 0xis loaded to which register?
PSW
SP
PC
None of the mentioned
Q.13
ADC stand for?
Digital to Anlog converter
Analog to Digital converter
Analog Coverter
Q.14
On power up, theuses which RAM locations for register RR7
00-2F
00-07
00-7F
00-0F
Q.15
How many timers in 8051?
1
2
3
4
Q.16
GPIO Stands For:
general-purpose input/output
General- Purpose peripheral
General purpose in/out
General Purpose Digital/Analog
Q.17
Give the internal RAM size in 8051.
8-bit
1-Byte
4 KB
128 Byte
Q.18
microcontrollers are manufactured by which of the following companies?
Atmel
Philips
Intel
All of the mentioned
Q.19
If we push data onto the stack then the stack pointer
increases with every push
decreases with every push
increases & decreases with every push
none of the mentioned
Q.20
Program Counter inis
8 bit wide
16 bit wide
20 bit wide
0 h : 0 m : 1 s
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