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Microprocessor

Microprocessor
IC 7485 cannot be cascadeD.

False
True

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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
 There are 16 address lines
 It facilitates the user storing 16-bit data temporarily
 It counts 16-bits at a time

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

Mux
Nand
Decoder
RS Latch

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Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 None
 00000001
 11111111
 00000000

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Microprocessor
In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is

Assignment, relational, arithmetic
Arithmetic, assignment, relational
Arithmetic, relational, assignment
Relational, assignment, arithmetic

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Microprocessor
In 8085, the pins for SID and SOD are

4 and 5 respectively
3 and 4 respectively
4 and 3 respectively
5 and 4 respectively

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