Multiple Choice Questions on Networking PDF

MCQ 1. Which of the following statements about wired and wireless LANs is correct: a. **Both operate in the lower two layers of TCP/IP protocol suite** b. Both operate in the lower three layers of TCP/IP protocol suite c. Wired LANs operate in the lower two layers, an...

MCQ 1. Which of the following statements about wired and wireless LANs is correct: a. **Both operate in the lower two layers of TCP/IP protocol suite** b. Both operate in the lower three layers of TCP/IP protocol suite c. Wired LANs operate in the lower two layers, and wireless LANs operate in the lower three layers of the TCP/IP protocol suite d. Wired LANs operate in the lower three layers, and wireless LANs operate in the lower t layers of the TCP/IP protocol suite 2. A checksum can \_\_\_\_ errors e. **Only detect** f. Only correct g. Both detect and correct h. None of the above 3. In a \_\_\_\_ handoff, a mobile station can communicate with two base stations at the same time. i. Hard j. **Soft** k. Medium l. Stateful 4. The \_\_\_ management system monitors and controls the network to ensure that it is running as efficiently as possible: m. Configuration n. Fault o. Security p. **Performance** 5. Which of the following is an example of random-access protocol: q. **Polling** r. FDMA s. Other options 6. Which of the following IP address ranges is reserved for internal use behind a router: t. 10.0.0.0 to 10.255.255.255 u. 172.16.0.0 to 172.31.255.255 v. 192.168.0.0 to 192.168.255.255 w. **All the above** 7. What are the three most important criteria in the design of an effective and efficient network: x. Performance, integrity, and availability y. Performance, integrity, and reliability z. Performance, availability, security a. **Performance, reliability, and security** 8. RIP uses the services of: b. IP c. TCP d. HTTP e. **UDP** 9. The original cable TV network used \_\_\_ cable end to end: f. Twisted-pair g. **Coaxial** h. Fiber-optic i. CB coax 10. Transmission delay (time) is the ratio of: j. Transmission rate to packet length k. Transmission rate to distance l. **Packet length to transmission rate** m. Processing time to transmission time 11. In cyclic redundancy checking, what forms the check bits? n. **Remainder** o. Divisor p. Quotient q. Dividend 12. In \_\_\_\_\_ routing, the least cost route between any two nodes is the route with the minimum distance: r. **Distance vector** s. Path vector t. Link state u. Three-node 13. When the majority of the internet has moved to the IPv6 but some sites continue to use IPv4, which transition strategy should be used? v. Tunneling w. Header of translation x. **Either tunneling or header translation** y. Tunneling combined with header translation 14. Routers in path are not allowed to: z. Fragment the packet they receive a. Decapsulate the packet b. Change source or destination address c. **All of the above** 15. A LAN is defined by: d. The maximum number hosts in the network and/or geometric size of the network e. **The geometric size of the network** f. The maximum number of hosts in the network g. The topology of the network 16. In a \_\_\_\_\_ communication, the media needs to be shared between devices: h. None of the choices i. Mesh j. **Multipoint** k. Point-to-point 17. The \_\_\_\_\_\_ management system is responsible for controlling access to the network based on the pre-defined policy: l. Configuration m. Fault n. **Security** o. Performance 18. A packet-filter firewall filters at the \_\_\_\_ or \_\_\_\_ layer: p. Network; application q. Transport; application r. **Network; transport** s. Data-link; network 19. In a \_\_\_\_\_ handoff, a mobile station only communications with one base station: t. **Hard** u. Soft v. Medium w. Stateful 20. In Manchester and differential Manchester encoding, the transmission at the middle of the bit is used for: x. Bit transfer y. Baud transfer z. **Synchronization** a. Non of the above 21. The idea of address aggregation was designed to alleviate the increase in routing table entries when use \_\_\_\_\_\_\_\_\_\_\_ addressing. b. Classful c. **Classless** d. Domain e. Universal 22. The Internet protocol (IP) is \_\_\_\_\_ protocol. f. A reliable g. A connection-oriented h. A reliable and connection-oriented i. **An unreliable**