It seems like there are some typos and formatting issues in your message, making it difficult to understand. However, I will attempt to answer based on what I can decipher.
-
Which one of the following is different from others?
- A. Star
- B. Ring
- C. Mesh
- D. Bus
Answer: The correct answer depends on the context, but typically in networking, a ring topology is different because it connects each device to two other devices, forming a ring, while the others (Star, Mesh, Bus) connect devices differently.
-
The term WAN stands for:
- A. Wide Area Network
- B. Local Area Network
- C. Metropolitan Area Network
- D. None of the above
Answer: A. Wide Area Network
-
Which of the following devices can be used in this context?
- A. Repeater
- B. Router
- C. Switch
- D. None of the above
Answer: All options (A, B, C) can be used in networking, but if you need a specific one, usually a B. Router is significant for WAN management.
-
A VPN typically refers to a private network set up within a very limited geographical area only within a single building, often referred to as:
- A. LAN
- B. WAN
- C. MAN
- D. PAN
Answer: A. LAN (Local Area Network)
-
The arrangement of networks is called:
- A. Topology
- B. Networking
- C. Architecture
- D. None of the above
Answer: A. Topology
-
Which of the following speaks to central controllers?
- A. Star
- B. Ring
- C. Mesh
- D. Bus
Answer: A. Star topology typically utilizes a central controller (like a switch or hub).
-
Which topology requires more cables than others?
- A. Star
- B. Ring
- C. Mesh
- D. Bus
Answer: C. Mesh topology requires the most cables, as each device must be connected to multiple other devices.
Please let me know if you need further clarification or details on any points!