Question

Which of the following stores the program instructions required to initially boot the computer ?

• A. ROM
• B. RAM
• C. Cache
• D. Register

Answer 1

Answer:

A. ROM

Read Explanation:

ROM

• ROM - Read Only Memory (ROM) is a type of non volatile memory used in computers and other electronic devices.

• Data stored in ROM cannot be electronically modified after the manufacture of the memory device

• ROM is a type of non-volatile memory that stores data permanently, even when the power is turned off.

• ROM is used to store firmware, which is software that is permanently stored in the computer's memory.

• ROM is more expensive than other types of memory, and its contents cannot be easily changed.
  

There are several types of ROM, including:

• Masked ROM (MROM)

• Programmable ROM (PROM)

• Erasable Programmable ROM (EPROM)

• Electrically Erasable Programmable ROM (EEPROM)

• Flash ROM
  

ROM is used in various devices, including:

• Computers (BIOS or UEFI firmware)

• Smartphones (firmware)

• Gaming consoles (firmware)

• Embedded systems (microcontrollers)

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