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Microprocessor

Microprocessor
Pick out the matching pair

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

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Microprocessor
In 8086 the number of bytes which can be addressed directly is about

100000
one million
1000
10000

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Microprocessor
_____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts.

 RIM
 EI
 SIM
 DI

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Microprocessor
Consider the following registers: 1. Accumulator and flag register 2. B and C register 3. D and E register 4. H and L register Which of these 8-bit registers of 8085 microprocessor can be paired together to make a 16-bit register?

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

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Microprocessor
The clock speed of 8085 is

 1MHz.
 1KHz.
 3.2MHz.
 3.2KHz.

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Microprocessor
The first microprocessor to include virtual memory in the intel microprocessor family is

 80386
 Pentium
 80286
 80486

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