Sandfoundry Network Chap 3

1. Physical or logical arrangement of network is __________

• a) Topology
• b) Routing
• c) Networking
• d) Control

2. Which network topology requires a central controller or hub?

• a) Star
• b) Mesh
• c) Ring
• d) Bus

3. _______ topology requires a multipoint connection.

• a) Star
• b) Mesh
• c) Ring
• d) Bus

4. Data communication system spanning states, countries, or the whole world is ________

• a) LAN
• b) WAN
• c) MAN
• d) PAN

5. Data communication system within a building or campus is________

• a) LAN
• b) WAN
• c) MAN
• d) PAN

6. WAN stands for __________

• a) World area network
• b) Wide area network
• c) Web area network
• d) Web access network

7. In TDM, slots are further divided into __________

• a) Seconds
• b) Frames
• c) Packets
• d) Bits

8. _____ is the multiplexing technique that shifts each signal to a different carrier frequency.

• a) FDM
• b) TDM
• c) Both FDM & TDM
• d) PDM

1. The sharing of a medium and its link by two or more devices is called _________

• a) Fully duplexing
• b) Multiplexing
• c) Micropleixng
• d) Duplexing

2. Multiplexing is used in _______

• a) Packet switching
• b) Circuit switching
• c) Data switching
• d) Packet & Circuit switching