Technical Questions

Q:

What's the speed and device maximum specs for Firewire?

Answer

IEEE 1394 (Firewire) supports the maximum of 63 connected devices with speeds up to 400 Mbps.

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Subject: Hardware

0 1680
Q:

Name the processor lines of two major manufacturer?

Answer

High-end: Intel - Pentium (II, III, 4) AMD - Athlon. Low-end: Intel - Celeron, AMD - Duron. 64-bit: Intel - Itanium 2, AMD - Opteron.

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Subject: Hardware

1 4031
Q:

What is 1st / 2nd / 3rd / 4th generation processor?

Answer

The processor made of PMOS / NMOS / HMOS / HCMOS technology is called 1st / 2nd / 3rd / 4th generation processor, and it is made up of 4 / 8 / 16 / 32 bits.

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Subject: Hardware

3 3983
Q:

What are the Various Register in 8085?

Answer

Accumulator register, Temporary register, Instruction register, Stack Pointer, Program Counter are the various registers in 8085

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Subject: Hardware

0 2323
Q:

What is Program counter?

Answer

Program counter holds the address of either the first byte of the next instruction to be fetched for execution of the address of the next byte of a multi byte instruction, which has not been completely fetched. In both the cases it gets incremented automatically one by one as the instruction bytes get fetched. Also Program register keeps the address of the next instruction.

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Subject: Hardware

1 1643
Q:

Which Stack is used in 8085?

Answer

LIFO (Last In First Out) stack is used in 8085. In this type of Stack the last stord information can be retrieved first

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Subject: Hardware

0 1765
Q:

What happens when HLT instruction is executed in processor?

Answer

The Micro Processor enters into Halt-State and the buses are tri-stated. 

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Subject: Hardware

0 3498
Q:

What value does read() return when it has reached the end of a file?

A) 1 B) -1
C) 0 D) None
 
Answer & Explanation Answer: B) -1

Explanation:

It returns -1

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Filed Under: Programming

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