Unit 1 - LO2 Understanding Computer Software

Question 1

Utility software

Answer 1

Utility programs are small pieces of software that can help the computer perform more effectively or efficiently

Question 2

Backup

Answer 2

Used to backup files, folders, documents, software data and even entire computer systems.

Question 3

Antivirus

Answer 3

. Scans files and systems to check for threats and infections that could result in a breach of security to the system
. Responds to threats and infections on the system by quarantining infected programs
. Protects the computer system from viruses by scanning downloads and attachments
. Runs in the background when he user is on the internet
. Protects against spyware and adware

Question 4

Compression

Answer 4

. Used to increase the efficiency of file storage and backup
. Used to post files on a web page for download by end users
. Used to send large documents as an email attachment