A1.3.2 Functions of an operating system

What is the primary purpose of antivirus software in an operating system?

• Increase system speed

• Detect and remove malware

• Manage user accounts

• Optimize memory usage

Which of the following is NOT a malware threat?

• Trojan

• Worm

• Firewall

• Virus

What does IDS stand for?

• Internal Device System

• Intrusion Detection System

• Integrated Data Security

• Internet Defense Software

Which resource is tracked by OS accounting?

• Screen brightness

• CPU usage

• Wallpaper settings

• Font size

Disk I/O refers to:

• Internet output

• Disk input/output operations

• Display interface

• Device installation

Firewalls are used to block unauthorized access attempts.

• True

• False

OS accounting does not monitor network usage.

• True

• False

Malware protection includes monitoring network traffic.

• True

• False

RAM usage is irrelevant to OS accounting.

• True

• False

The OS can track how much disk space is used by each user.

• True

• False