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Microprocessor

Microprocessor
When the write enable input is not asserted, the gated D latch _________ its output.

Sets
Clears
Complements
Can not change

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Microprocessor
Of the following circuits, the one which involves storage is

Mux
RS Latch
Decoder
Nand

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

one million
10000
1000
100000

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Microprocessor
The program counter in a 8085 micro-processor is a 16-bit register, because

 It has to fetch two 8-bit data at a time
 It counts 16-bits at a time
 There are 16 address lines
 It facilitates the user storing 16-bit data temporarily

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Microprocessor
The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

 irrelevant
 all bits reset (i.e. 00H)
 same as the content of A7-A0
 all bits set (i.e. FFH)

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Microprocessor
The number of hardware interrupts present in 8085 microprocessor are

 16
 8
 5
 10

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