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Microprocessor

Microprocessor
A 37 bit mantissa has an accuracy of

10 decimal places
8 decimal places
11 decimal places
6 decimal places

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Microprocessor
S0 and S1 pins are used for

 indicating the processor’s status
None of these
 serial communication
 acknowledging the interrupt

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Microprocessor
In Fortran 77 a variable name can contain special characters.

False
True

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Microprocessor
A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as

 DMA bus
 Memory bus
 Control bus
 Address bus

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Microprocessor
A microcomputer consists of

 I/O device
 memory
 a microprocessor
All of these

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Microprocessor
A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

 PCHL & DAD D
 XTHL & DAD H
 XCHG & DAD H
 XCHG & DAD B

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