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Computer Science
Microprocessors And Microcontrollers
Quiz 1
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Q.1
Generate interrupt signal to microprocessor and receive acknowledge
priority resolver
control logic
interrupt request register
interrupt register
Q.2
The intelmicroprocessor is a processor
8 bit
16 bit
32 bit
4 bit
Q.3
In which year,was introduced?
1978
1979
1977
1981
Q.4
A microprocessor is a chip integrating all the functions of a CPU of a computer.
multiple
single
double
triple
Q.5
Which is the type of memory for information that does not change on your computer?
ROM
RAM
ERAM
RW/RAM
Q.6
FIrst microprocessor build by the Intel Corporation was called_____
8008
8080
4004
8800
Q.7
The memory which is programmed at the time it is manufactured
PROM
RAM
EPROM
All of these
Q.8
The data in the stack is called______
Pushing Data
Pushed data
Pulling data
None of these
Q.9
BCD stands for_____________
Binary Coded Decimal
Binary Coded Decoder
Bit coded data
None of these
Q.10
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?
Mnemonics
Directives
Identifiers
Operands
Q.11
What is the output of the following codeAL=BCDCL=BCD ADD AL, CL DAA
D7, CF=1
37, CF=1
73, CF=1
7D, CF=1
Q.12
Inname thebit registers?
Stack pointer
Program counter
Register
Both Stack pointer and Program counter
Q.13
The advantage of memory mapped I/O over I/O mapped I/O is,
Faster
Many instructions supporting memory mapped I/O
Require a bigger address decoder
All the above
Q.14
What is meant by Maskable interrupts?
An interrupt which can never be turned off.
An interrupt that can be turned off by the programmer.
Both the answers
none of these
Q.15
can access up to?
512KB
1Mb
2Mb
256KB
Q.16
Microprocessor supports _______ modes of operation.
2
3
4
5
Q.17
There are _______ general purpose registers inprocessor
5
6
7
8
Q.18
In16-bit address bus, which can address upto?
16KB
32KB
64KB
128KB
Q.19
What is false about microprocessor?
The microprocessor is of small size chip, hence is not portable.
microprocessor chips are available at low prices
microprocessors are versatile
failure rate of an IC in microprocessors is very low
Q.20
The number of bits processed in a single instruction is known as ?
Instruction Set
Bandwidth
Bandspeed
Instruction Speed
0 h : 0 m : 1 s
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