1. The maximum number of characters a cell can contain in a worksheet is 256.

2. A file is a container in a computer system that stores data, information, settings, or commands, used with a computer program.

3. In graphical user interfaces (GUI), such as Microsoft operating systems, files are represented as icons that are associated with the program that opens the file.

1. The memory which is used by RAM to store frequently used information is called cache memory.

2. Cache memory is much smaller than RAM, but it is much faster than RAM.

3. Recently used information is often stored in cache memory.

1. Flash memory is a portable storage device that can store data for a short period of time.

2. Unlike traditional hard drives, flash memory is capable of retaining data even after the power is turned off.

3. A flash drive is a small, portable flash memory card that plugs into a computer's USB port and acts as a portable hard drive.

4. A flash drive is a portable data storage device. Flash drives contain multiple flash chips, which are large memory modules.