2. Understand computer software:
2.1 Types of software
2.2 Applications software
2.3 Utility software
2.4 Operating systems
2.5 Communication methods
2.6 Software troubleshooting
2.7 Protocols
LO 2.1
LO 2.2 & 2.3
LO 2.4
LO 2.5
LO 2.6 & 2.7