Create two questions related to computer networking.
1. What are the primary differences between a LAN and a WAN in terms of functionality and design?

2. How does the use of network topology impact the performance and efficiency of data transmission in a computer network?
Complete the following task based on the instruction and optional input provided.### Instruction:
Create two questions related to computer networking.

### Output:
1. What are the primary differences between a LAN and a WAN in terms of functionality and design?

2. How does the use of network topology impact the performance and efficiency of data transmission in a computer network?