Cache memory stores the most frequently used instructions and data of a computer program for quick access by the CPU. It is faster than RAM and hard disk, enabling better performance by reducing the time needed to fetch instructions.

PARAM is a series of supercomputers developed in India by the Centre for Development of Advanced Computing (C-DAC). These supercomputers are designed for high-performance tasks like scientific research, weather forecasting, and complex simulations.

The key function of a firewall is monitoring network traffic. It examines incoming and outgoing data packets to block or allow them based on security rules, ensuring protection against unauthorized access or threats.

Dvorak refers to an alternative keyboard layout designed to increase typing efficiency and reduce finger movement compared to the traditional QWERTY layout. It is optimized for speed and comfort.

When you cut or copy information on a computer, it is temporarily stored in the clipboard, a section of memory that holds data for pasting elsewhere. It is a standard feature in operating systems for managing copy-paste operations.