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Microprocessor

Microprocessor
The clock speed of 8085 is

 3.2KHz.
 1KHz.
 1MHz.
 3.2MHz.

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

 80286
 80486
 80386
 Pentium

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Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

 1,2 & 3
 1,3 &4
 1,2 & 4
 2,3&4

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Microprocessor
Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions?

 H-L.
 Program Counter.
 D-E.
 Stack Pointer.

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Microprocessor
The data lines of 8085 microprocessor are multiplexed with

 status lines
None of these
 lower order address lines
 higher order address lines

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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
 It facilitates the user storing 16-bit data temporarily
 There are 16 address lines

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