5. BIOS and ROM

RAM is non-volatile, ROM is volatile

RAM is read-only, ROM is read-write

RAM is volatile, ROM is non-volatile

RAM is slower than ROM

Memory Management

Boot order

Process Management

System Restore

Allows access to the operating system

Prevents unauthorized access

Controls connected devices

Sets the boot order

A. Hard disk drive

B. RAM

C. ROM chip

D. Cache memory

A. Device control

B. Secure boot control

C. Boot order

D. System setting

A. To increase CPU speed

B. To set the system date and time

C. To add a password to prevent unauthorised access

D. To disable unused hardware permanently

A. It reduces storage capacity

B. It can cause overheating and damage

C. It prevents the BIOS from loading

D. It disables secure boot

To store the operating system permanently

To store data temporarily for quick access

To store user files permanently

To manage input and output operations

RAM

ROM

Cache

Register

RAM

ROM

Hard Disk

Flash Memory

A. It is faster than RAM

B. It can be easily edited by the user

C. It stores data permanently even when power is removed

D. It has a very large storage capacity

A. Data is stored permanently

B. Data is erased when power is removed

C. Data cannot be edited

D. Data is only used in embedded systems

A. Web browsers

B. Cloud servers only

C. Printers and microwaves

D. Spreadsheet software

A. Software stored temporarily in RAM

B. Instructions stored in ROM that control how a device works

C. User-installed applications

D. Data stored on a hard disk