HD (Hard Drive) Interview Preparation Guide
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Hard Disk (HD) Frequently Asked Questions in various Hard Drive (HD) Interviews asked by the interviewer. So learn Hard Disk (HD) with the help of this Hard Drive (HD) Interview questions and answers guide and feel free to comment as your suggestions, questions and answers on any Hard Drive (HD) Interview Question or answer by the comment feature available on the page.

10 Hard Drive (HD) Questions and Answers:

1 :: What is Hard Drive (HD)?

A hard disk drive (HDD) is a non-volatile, random access device for digital data. It features rotating rigid platters on a motor-driven spindle within a protective enclosure. Data is magnetically read from and written to the platter by read/write heads that float on a film of air above the platters.
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2 :: Explain SIM and RIM instructions?

SIM is Set Interrupt Mask. Used to mask the hardware interrupts. RIM is Read Interrupt Mask. Used to check whether the interrupt is Masked or not.
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3 :: Which Logic calculations are done in which type of registers?

Accumulator is the register in which Arithmetic and Logic calculations are done.
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4 :: Explain and Give example for Non-Maskable interrupts?

Trap is known as Non-Maskable interrupts, which is used in emergency condition.

This has the highest priority
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5 :: Explain Which is the tool used to connect the user and the computer?

Interpreter is the tool used to connect the user and the tool.

And the operating system is used to connect the user and computer.
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6 :: Explain If you are getting in disc boot error. At initial stage what you need 2 check. Please detail in steps?

1.Enter into the BIOS and check whether your hard disk drive is set as first boot device,if not then set it as first boot device in the boot device priority.
2.If the problems exists,then you have to boot the system with a new operating system cd and install a new one.
3.Side by side check the RAM also for the connection
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7 :: What is MBR located on the disk?

Main Boot Record is located in sector 0, track 0, head 0, cylinder 0 of the primary active partition.

sector 0, head 0, cylinder 0,
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8 :: Explain How many logical drives is it possible to fit onto a physical disk?

Maximum of 24 logical drives. The extended partition can only have 23 logical drives.


Max of 24 partition from "c" to "z"
primary 4
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9 :: Explain Which Segment is used to store interrupt and subroutine return address registers?

Stack Segment in segment register is used to store interrupt and subroutine return address registers.
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10 :: Explain what is meant by cross-compiler?

A program runs on one machine and executes on another is called as cross-compiler

Cross compiler programs are written for embedded systems(usually) but run on normal PCs to gauge their performance. Later on, they are ported to embedded systems.
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