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Microprocessor

Microprocessor
The minimum number of transistors required to implement a two input AND gate is

6
2
8
4

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Microprocessor
The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is

 twice the desired frequency
None of these
 equal to the desired frequency
 four times the desired frequency

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Microprocessor
Which one of the following statement is false?

 A microprocessor has bi-directional data bus
 A microprocessor has an ALU
 A microprocessor has unidirectional address bus
 A microprocessor has bi-directional address bus

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Microprocessor
Each instruction in an assembly language program has the following fields 1. Label field 2. Mnemonic field 3. Operand field 4. Comment field What are the correct sequence of these fields?

 2, 1, 4 and 3
 2, 4, 1 and 3
 1, 3, 2 and 4
 1, 2, 3 and 4

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Microprocessor
Pick out the matching pair

 S0;S1;wait status
 SID; SIM
 READY; RIM
 HOLD; DMA

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Microprocessor
A microprocessor without the interrupt facility

 is best suited for process control system
 cannot be interfaced with any I/O devices
 is not useful for process control system
 cannot be used for DMA operation

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