[1] What is the primary purpose of Integrated Service Digital Network (ISDN)?

a) To provide high-speed internet access

b) To connect telephone and computer networks

c) To transfer data over a wireless network

d) To connect video conferencing systems

[2] Which of the following is not a type of ISDN service?

a) Basic Rate Interface (BRI)

b) Primary Rate Interface (PRI)

c) Ultra High Speed Interface (UHSI)

d) Advanced Rate Interface (ARI)

[3] What is the maximum number of channels that can be supported by BRI ISDN service?

a) 2

b) 8

c) 24

d) 64

[4] How does ISDN differ from traditional telephone networks?

a) ISDN uses digital signals, while traditional networks use analog signals

b) ISDN supports multiple simultaneous connections, while traditional networks do not

c) ISDN is only available in urban areas, while traditional networks are available everywhere

d) ISDN is more expensive than traditional networks

[5] What type of devices can be connected to ISDN?

a) Telephones

b) Computers

c) Fax machines

d) All of the above

[6] What is the primary benefit of ISDN for businesses?

a) Cost savings

b) Increased reliability

c) Increased flexibility

d) All of the above

[7] What is the main advantage of ISDN over other digital networking technologies?

a) ISDN is faster than other technologies

b) ISDN is more secure than other technologies

c) ISDN is more versatile than other technologies

d) ISDN is more widely available than other technologies

[8] How is ISDN typically accessed by users?

a) Through a dedicated telephone line

b) Through a wireless connection

c) Through a cable connection

d) Through a satellite connection

[9] What is the main disadvantage of ISDN?

a) It is expensive

b) It is not widely available

c) It is not very secure

d) It is not very fast

[10] What is the future of ISDN in the world of telecommunications?

a) ISDN will become obsolete as newer technologies are developed

b) ISDN will continue to be widely used in many industries

c) ISDN will be replaced by other digital networking technologies

d) ISDN will be phased out in favor of wireless networks

Answers:

1. b) To connect telephone and computer networks
2. c) Ultra High Speed Interface (UHSI)
3. a) 2
4. a) ISDN uses digital signals, while traditional networks use analog signals
5. d) All of the above
6. d) All of the above
7. c) ISDN is more versatile than other technologies
8. a) Through a dedicated telephone line
9. a) It is expensive
10. b) ISDN will continue to be widely used in many industries