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Hard Drive Interview Questions

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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. 

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. 

Accumulator is the register in which Arithmetic and Logic calculations are done. 

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

This has the highest priority 

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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