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Free download in PDF Microprocessor 8085 Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Which part of the computer is used for calculating and comparing?
[A]
Disk unit
[B]
Control unit
[C]
ALU
[D]
Modem
(2)
Can you tell what passes into and out from the computer via its ports?
[A]
Data
[B]
Bytes
[C]
Graphics
[D]
Pictures
(3)
What is the responsibility of the logical unit in the CPU of a computer?
[A]
To produce result
[B]
To compare numbers
[C]
To control flow of information
[D]
To do math’s works
Answer: To compare numbers
(4)
The secondary storage devices can only store data but they cannot perform
[A]
Arithmetic Operation
[B]
Logic operation
[C]
Fetch operations
[D]
Either of the above
Answer: Either of the above
(5)
Which of the following memories allows simultaneous read and write operations?
[A]
ROM
[B]
RAM
[C]
EPROM
[D]
None of above
(6)
Which of the following memories has the shortest access times?
[A]
Cache memory
[B]
Magnetic bubble memory
[C]
Magnetic core memory
[D]
RAM
(7)
A 32 bit microprocessor has the word length equal to
[A]
2 byte
[B]
32 byte
[C]
4 byte
[D]
8 byte
(8)
An error in computer data is called
[A]
Chip
[B]
Bug
[C]
CPU
[D]
Storage device
(9)
The silicon chips used for data processing are called
[A]
RAM chips
[B]
ROM chips
[C]
Micro processors
[D]
PROM chips
(10)
The metal disks, which are permanently housed in, sealed and contamination free containers
are called
[A]
Hard disks
[B]
Floppy disk
[C]
Winchester disk
[D]
Flexible disk
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