Type 1 Question:
a) Define network. [2 marks]
b) Explain how WAN works. [4 marks]

Type 2 Question:
a) Describe two hardware or software components other than a PC that are required to access a WAN. [4 marks]
b) Explain the advantages and disadvantages of using video conferencing in the workplace. [4 marks]
c) Distinguish which would be better for Mr. Byrne to do: use an unsecured wireless network or leave sensitive data on his home PC's hard drive. [4 marks]

Type 3 Question:
Answer the following questions from the scenario below.
As discussed, Mr. Byrne and Mrs. Gonzalez's laptops have different specifications and each use different versions of software. This could possible lead to issues in sharing and editing documents because of the lack in compatibility of the two laptops.

a) To what extent can the difference in software lead to issues with sharing and editing documents? [4 marks]
b) Evaluate what can be done to fix the problem with the lack in compatibility of the two laptops. [8 marks]