Utility Software

Defragmentation will aim to…..? (Select two)

• Make more space on the hard drive

• Move files further apart from each other

• Move files closer together

• Move free space closer together

Lossy Compression is…..?

• Usually performed on text

• When some original data is lost, and the original file cannot be re-created

• The original file can be re-created from the compressed file

• Turning the text into a format that only a reader with a key can decrypt it

A fragmented disk takes longer to read from and write to.

• True

• False

Software that consists of programs that perform administrative tasks, such as checking computers components to determine whether each is working properly, is called

• application software

• operating system

• utility software

• translators

To scramble data so that it is unreadable is a form of….?

• Compression

• Encryption

• Back-Up

• Defragmentation

Utility programs are usually…..?

• Part of the Operating System

• Brought on a disk from a store

• Only needed if you are connected to the Internet

• Very expensive to buy

Which of the following is an advantage of file compression? Click all that apply

• Files can be sent quicker

• Files can be uploaded and downloaded quicker

• Files take up less storage space

Utility software performs specific ______ to help your computer run ______

• Jobs, Efficiently

• Code, Efficiently

• Jobs, Processing

• Code, Smoothly

Unencrypted messages are called...?

• Originaltext

• Plaintext

• Ciphertext

• Keytext

When a hard drive becomes fragmented reading and writing files becomes…...?

• Faster

• Slower

• No different

• Harder