Explanation

• RAM and Cache are volatile memories.
• It means their data is lost when power is turned off.
• Volatile memory requires continuous power to retain data.
• RAM is used for running programs and storing temporary data.
• Cache is a high-speed memory that stores frequently used data for the CPU.

Additional information:

• ROM is non-volatile and retains data without power.

Last verified on 16-02-2026

Explanation

• Data Validation in Excel is used to restrict or control the type of data (e.g., numbers only, dates, list values) entered in a cell.
• It helps prevent errors and ensures data consistency.

Last verified on 23-10-2026

Explanation

Explanation

• An IP address is used to uniquely identify a device on a network.
• It allows devices to communicate and exchange data over a network or the Internet.
• Every device connected to a network is assigned an IP address.
• An IP address helps send data to the correct destination.

Last verified on 07-07-2026

Explanation

• The process of combining two or more cells into a single cell in MS Word or Excel is called "merging."
• This is commonly used for formatting tables or organizing data.

Last verified on 23-10-2026