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Microprocessor

Microprocessor
CALL instruction is a ______ instruction.

 3 bytes
 2 bytes
 4 bytes
 1 bytes

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Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 TRAP
 INTR
 RST 7
 RST 5.5

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Microprocessor
An I/O processor controls the flow of information between

Cache and main memory
Cache memory and I/O devices
Two I/O devices
Main memory and I/O devices

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Microprocessor
Output of the assembler in machine codes is referred to as

 Symbolic addressing
 Macroinstruction
 Source program
 Object program

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Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

 (I) only
 (I), (II) & (III)
 (II) & (III)
 (II) only

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Microprocessor
Which of the following is a valid integer constant?

127
127
127
125 + 3

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