Microprocessor 8085 Multiple Choice Questions and Answers | Microprocessor 8085 MCQs

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Questions
1 Different components n the motherboard of a PC unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
A Conductors
B Buses
C Connectors
D Consecutives

Answer:Buses
2 The language that the computer can understand and execute is called
A Machine language
B Application software
C System program
D All of the above

Answer:Machine language
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3 Which of the following is used as a primary storage device?
A Magnetic drum
B PROM
C Floppy disk
D All of these

Answer:PROM
4 Which of the following memories needs refresh?
A SRAM
B DRAM
C ROM
D All of above

Answer:DRAM
5 The memory which is programmed at the time it is manufactured
A PROM
B RAM
C PROM
D EPROM

Answer:PROM
6 Which of the following memory medium is not used as main memory system?
A Magnetic core
B Semiconductor
C Magnetic tape
D Both a and b

Answer:Magnetic tape
7 Registers, which are partially visible to users and used to hold conditional, are known as
A PC
B Memory address registers
C General purpose register
D Flags

Answer:General purpose register
8 One of the main feature that distinguish microprocessors from micro-computers is
A Words are usually larger in microprocessors
B Words are shorter in microprocessors
C Microprocessor does not contain I/O devices
D Exactly the same as the machine cycle time

Answer:Microprocessor does not contain I/O devices
9 The first microprocessor built by the Intel Corporation was called
A 8008
B 8080
C 4004
D 8800

Answer:4004
10 An integrated circuit is
A A complicated circuit
B An integrating device
C Much costlier than a single transistor
D Fabricated on a tiny silicon chip

Answer:Fabricated on a tiny silicon chip

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