1. What is a telecommunication network?
- A) A system for data encryption
- B) A collection of terminals, links, and nodes for data transfer
- C) A device used for voice communication
- D) A storage mechanism for information
Answer: B) A collection of terminals, links, and nodes for data transfer
2. Which of the following is an example of a Wide Area Network (WAN)?
- A) Local office network
- B) The Internet
- C) Home Wi-Fi network
- D) Bluetooth connection
Answer: B) The Internet
3. What is the primary purpose of a Local Area Network (LAN)?
- A) Connect devices within a small geographical area
- B) Provide worldwide connectivity
- C) Ensure data encryption
- D) Transmit signals over satellites
Answer: A) Connect devices within a small geographical area
4. Which network topology connects all nodes to a single central device?
- A) Ring topology
- B) Bus topology
- C) Star topology
- D) Mesh topology
Answer: C) Star topology
5. What is the main difference between circuit switching and packet switching?
- A) Circuit switching is faster than packet switching
- B) Circuit switching establishes a dedicated path, while packet switching divides data into packets
- C) Packet switching is only used in LANs
- D) Circuit switching is more reliable
Answer: B) Circuit switching establishes a dedicated path, while packet switching divides data into packets
6. Which device is used to connect multiple networks together?
- A) Hub
- B) Switch
- C) Router
- D) Modem
Answer: C) Router
7. Which protocol is used for transferring files over the Internet?
- A) FTP
- B) SMTP
- C) HTTP
- D) SNMP
Answer: A) FTP
8. What does VoIP stand for in telecommunication?
- A) Voice Over Internet Protocol
- B) Video On Internet Protocol
- C) Virtual Organization of Internet Protocol
- D) None of the above
Answer: A) Voice Over Internet Protocol
9. In a network, what does the term “throughput” refer to?
- A) The number of users connected
- B) The actual rate of data transfer
- C) The delay in signal transmission
- D) The error rate of data
Answer: B) The actual rate of data transfer
10. Which of the following is not a type of telecommunication network?
- A) PAN (Personal Area Network)
- B) LAN (Local Area Network)
- C) SAN (System Area Network)
- D) TAN (Temporary Area Network)
Answer: D) TAN (Temporary Area Network)
11. What type of network uses radio signals to provide connectivity?
- A) Wired LAN
- B) Wi-Fi
- C) Fiber-optic network
- D) Ethernet
Answer: B) Wi-Fi
12. Which of the following is a key characteristic of 5G networks?
- A) Low latency
- B) Limited bandwidth
- C) High power consumption
- D) Low data rates
Answer: A) Low latency
13. What does the term “handshake” refer to in networking?
- A) Establishing a secure connection
- B) Negotiation between devices to establish a connection
- C) Termination of a session
- D) Acknowledgement of error correction
Answer: B) Negotiation between devices to establish a connection
14. Which layer of the OSI model ensures error-free delivery of data?
- A) Transport Layer
- B) Network Layer
- C) Data Link Layer
- D) Session Layer
Answer: A) Transport Layer
15. What is the purpose of a firewall in a network?
- A) Increase the speed of data transfer
- B) Encrypt transmitted data
- C) Protect the network from unauthorized access
- D) Optimize bandwidth usage
Answer: C) Protect the network from unauthorized access