1. What is a Next Generation Network (NGN)?
(A) A packet-based network supporting multiple services
(B) A traditional telephone network
(C) A network only for voice communication
(D) A network without internet access
2. NGN is based on which technology?
(A) Circuit Switching
(B) Analog Transmission
(C) Satellite Only
(D) Packet Switching
3. Which protocol is fundamental to NGN?
(A) HTTP
(B) TCP/IP
(C) FTP
(D) SMTP
4. NGN can provide which services?
(A) Voice
(B) Data
(C) Video
(D) All of these
5. IMS in NGN stands for:
(A) Integrated Management System
(B) Internal Messaging System
(C) Internet Media Server
(D) IP Multimedia Subsystem
6. NGN separates which two types of layers?
(A) Physical and Presentation
(B) Transport and Application
(C) Network and Data Link
(D) Control and Access
7. Which switching technique does NGN use for efficient bandwidth?
(A) Circuit Switching
(B) Message Switching
(C) Packet Switching
(D) None of these
8. NGN supports which of the following networks?
(A) Fixed networks
(B) All of these
(C) Broadband networks
(D) Mobile networks
9. Which layer in NGN handles service delivery and control?
(A) Transport Layer
(B) Access Layer
(C) Service Layer
(D) Physical Layer
10. What is a major advantage of NGN over traditional networks?
(A) Lower data rates
(B) Higher flexibility and scalability
(C) Limited services
(D) Only voice support
11. Which NGN architecture component is responsible for packet routing?
(A) Transport Layer
(B) Control Layer
(C) Service Layer
(D) Application Layer
12. Which signaling protocol is commonly used in NGN for VoIP?
(A) HTTP
(B) SIP
(C) FTP
(D) SMTP
13. NGN aims to integrate which services on a single network?
(A) Only Video
(B) Only Voice
(C) Voice, Video, and Data
(D) Only Data
14. Which network component manages user authentication in NGN?
(A) Media Gateway
(B) Home Subscriber Server (HSS)
(C) Router
(D) Switch
15. NGN supports which type of traffic?
(A) Both real-time and non-real-time traffic
(B) Non-real-time traffic
(C) Real-time traffic
(D) Only data traffic
16. Which technology is commonly used in NGN for access networks?
(A) All of these
(B) Fiber-optics
(C) Wireless
(D) DSL
17. Which component converts traditional circuit-switched traffic to packet-switched in NGN?
(A) Firewall
(B) Router
(C) Switch
(D) Media Gateway
18. Which type of addressing is used in NGN?
(A) Physical Addressing only
(B) MAC Addressing only
(C) IP Addressing
(D) Port Addressing
19. NGN enables convergence of which networks?
(A) All of these
(B) Wired and Wireless
(C) Broadband and Legacy
(D) Fixed and Mobile
20. The main goal of NGN is:
(A) To provide only voice services
(B) To replace IP-based networks
(C) To increase circuit-switching efficiency
(D) To provide multiple services over a single, unified network