Year 10 Revision Quizizz for SBA2 2023 (2)

In ......................................... compression, file sizes are reduced but there is no loss of data.

• lossy

• lossless

In ......................................... compression, file sizes are reduced but there is no loss of data.

• lossy

• lossless

A process called run length encoding (RLE) is another method of ................................. compression. This is where

a piece of compression software will look for runs of duplicated data and recode these runs as

smaller amounts of data.

• lossy

• lossless

A process called run length encoding (RLE) is another method of ................................. compression. This is where

a piece of compression software will look for runs of duplicated data and recode these runs as

smaller amounts of data.

• lossy

• lossless

In ............................... compression data is permanently removed from the file to reduce

the size.

• lossy

• lossless

A computer has both primary and optical storage.

• TRUE

• FALSE, underlined word must be 'secondary'

• FALSE, underlined word must be 'ROM'

The CPU is responsible for carrying out the fetch-decode-execute cycle.

• TRUE

• FALSE, the underlined word must be 'hard drive'

• FALSE, the underlined word must be 'RAM'

A router is used in a network to forward packets of data to their correct destination. A router can assign a MAC address

to each device.

• TRUE

• FALSE, the underlined word must be 'IP Address'

• FALSE, the underlined word must be 'LAN address'

Secondary storage is not directly accessed by the CPU and there are three types, magnetic, optical, and solid-state.

• TRUE

• FALSE, the underlined word must be 'Primary'

• FALSE, the underlined word must be 'ROM'

provides the services that the computer requires

• Application Software

• System Software