Microprocessor 8085 Multiple Choice Questions and Answers | Microprocessor 8085 MCQs

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Questions
1 Which part of the computer is used for calculating and comparing?
A Disk unit
B Control unit
C ALU
D Modem

Answer:ALU
2 Can you tell what passes into and out from the computer via its ports?
A Data
B Bytes
C Graphics
D Pictures

Answer:Data
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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

Answer:RAM
6 Which of the following memories has the shortest access times?
A Cache memory
B Magnetic bubble memory
C Magnetic core memory
D RAM

Answer:Cache memory
7 A 32 bit microprocessor has the word length equal to
A 2 byte
B 32 byte
C 4 byte
D 8 byte

Answer:4 byte
8 An error in computer data is called
A Chip
B Bug
C CPU
D Storage device

Answer:Bug
9 The silicon chips used for data processing are called
A RAM chips
B ROM chips
C Micro processors
D PROM chips

Answer: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

Answer:Winchester disk

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