MCQ in Computer Network and Networking Part 6 | ECE Board Exam

(Last Updated On: January 7, 2023)

This is the Multiple Choice Questions Part 6 of the Series on Computer Network and Networking as one of the Communication Engineering (EST) and Electronics Engineering topics. In Preparation for the ECE Board Exam make sure to expose yourself and familiarize yourself with each and every question compiled here taken from various sources including but not limited to past Board Exam Questions in Communication Engineering and Electronics Engineering field, Communications Books, Electronics Books, Journals and other Communications and Electronics References.

Continue Practice Exam Test Questions Part 6 of the Series

⇐ MCQ in Computer Network and Networking Part 5 | ECE Board Exam

Choose the letter of the best answer in each question.

251. The data bit to be transmitted are broken into discrete __________ at the data link layer.

A. frame

B. stuff

C. character

D. data

252. A standard mechanism provided by internet which helps in copying a file from one host to another is known as ________.

A. smtp

B. dns server

C. telnet

D. ftp

253. Which one of the below is not a component of Internet mail system

A. user agent

B. smtp sender

C. smtp receiver

D. transfer agent

254. How many layers are present in the Internet protocol stack (TCP/IP model)?

A. 5

B. 7

C. 6

D. 10

255. Application layer is implemented in ____________

A. end system

B. nic

C. ethernet

D. packet transport

256. Transport layer is implemented in ______________

A. end system

B. nic

C. ethernet

D. signal transmission

257. The functionalities of the presentation layer include ____________

A. data compression

B. data encryption

C. data description

D. all of the mentioned

258. Delimiting and synchronization of data exchange is provided by __________

A. application layer

B. session layer

C. transport layer

D. link layer

259. Physical or logical arrangement of network is __________

A. topology

B. routing

C. networking

D. control

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

A. star

B. mesh

C. ring

D. bus

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

A. lan

B. wan

C. man

D. pan

262. Data communication system within a building or campus is________

A. lan

B. wan

C. man

D. pan

263. Which of this is not a guided media?

A. fiber optical cable

B. coaxial cable

C. wireless lan

D. copper wire

264. Coaxial cable consists of _______ concentric copper conductors.

A. 1

B. 2

C. 3

D. 4

265. Fiber optics possess following properties __________

A. immune electromagnetic interference

B. very less signal attenuation

C. very hard to tap

D. all of the mentioned

266. If an Optical Carrier is represented as OC-n, generally the link speed equals (in Mbps) __________

A. n*39.8

B. n*51.8

C. 2n*51.8

D. none of the mentioned

267. Radio channels are attractive medium because __________

A. can penetrate walls

B. connectivity can be given to mobile user

C. can carry signals for long distance

D. all of the mentioned

268. Geostationary satellites ___________

A. are placed at a fixed point above the earth

B. rotate the earth about a fixed axis

C. rotate the earth about a varying axis

D. all of the mentioned

269. Bits can be sent over guided and unguided media as analog signal by ___________

A. digital modulation

B. amplitude modulation

C. frequency modulation

D. phase modulation

270. The physical layer provides __________

A. mechanical specifications of electrical connectors and cables

B. electrical specification of transmission line signal level

C. specification for ir over optical fiber

D. all of the mentioned

271. In asynchronous serial communication the physical layer provides ___________

A. start and stop signalling

B. flow control

C. both start & stop signalling and flow control

D. only start signalling

272. The physical layer is responsible for __________

A. line coding

B. channel coding

C. modulation

D. all of the mentioned

273. Wireless transmission of signals can be done via ___________

A. radio waves

B. microwaves

C. infrared

D. all of the mentioned

274. Transmission control protocol ___________

A. is a connection-oriented protocol

B. uses a three-way handshake to establish a connection

C. receives data from application as a single stream

D. all of the mentioned

275. Datagram networks mainly refers to _________

A. connection-oriented networks

B. connection less networks

C. telephone networks

D. internetwork

276. The network layer is concerned with __________ of data.

A. bits

B. frames

C. packets

D. bytes

277. Which one of the following is not a function of network layer?

A. routing

B. inter-networking

C. congestion control

D. error control

278. In virtual circuit network each packet contains ___________

A. full source and destination address

B. a short vc number

C. only source address

D. only destination address

279. Which of the following routing algorithms can be used for network layer design?

A. shortest path algorithm

B. distance vector routing

C. link state routing

D. all of the mentioned

280. Which of the following is not correct in relation to multi-destination routing?

A. is same as broadcast routing

B. contains the list of all destinations

C. data is not sent by packets

D. there are multiple receivers

281. A subset of a network that includes all the routers but contains no loops is called ________

A. spanning tree

B. spider structure

C. spider tree

D. special tree

282. Which one of the following algorithms is not used for congestion control?

A. traffic aware routing

B. admission control

C. load shedding

D. routing information protocol

283. The network layer protocol for internet is __________

A. ethernet

B. internet protocol

C. hypertext transfer protocol

D. file transfer protocol

284. ICMP is primarily used for __________

A. error and diagnostic functions

B. addressing

C. forwarding

D. routing

285. Which of the following are transport layer protocols used in networking?

A. tcp and ftp

B. udp and http

C. tcp and udp

D. http and ftp

286. Which one of the following is a version of UDP with congestion control?

A. datagram congestion control protocol

B. stream control transmission protocol

C. structured stream transport

D. user congestion control protocol

287. A _____ is a TCP name for a transport service access point.

A. port

B. pipe

C. node

D. protocol

288. Transport layer protocols deals with ____________

A. application to application communication

B. process to process communication

C. node to node communication

D. man to man communication

289. Which of the following is a transport layer protocol?

A. stream control transmission protocol

B. internet control message protocol

C. neighbor discovery protocol

D. dynamic host configuration protocol

290. Which of the following computer networks is built on the top of another network?

A. prior network

B. chief network

C. prime network

D. overlay network

291. In computer network nodes are _________

A. the computer that originates the data

B. the computer that routes the data

C. the computer that terminates the data

D. all of the mentioned

292. Communication channel is shared by all the machines on the network in ________

A. broadcast network

B. unicast network

C. multicast network

D. anycast network

293. Bluetooth is an example of __________

A. personal area network

B. local area network

C. virtual private network

D. wide area network

294. A list of protocols used by a system, one protocol per layer, is called ________

A. protocol architecture

B. protocol stack

C. protocol suite

D. protocol system

295. Network congestion occurs _________

A. in case of traffic overloading

B. when a system terminates

C. when connection between two nodes terminates

D. in case of transfer failure

296. Which of this is not a constituent of residential telephone line?

A. a high-speed downstream channel

B. a medium-speed downstream channel

C. a low-speed downstream channel

D. an ultra-high speed downstream channel

297. DSL telcos provide which of the following services?

A. wired phone access

B. isp

C. wired phone access and isp

D. network routing and isp

298. The function of DSLAM is to __________

A. convert analog signals into digital signals

B. convert digital signals into analog signals

C. amplify digital signals

D. de-amplify digital signals

299. Which of the following terms is not associated with DSL?

A. dslam

B. co

C. splitter

D. cmts

300. HFC contains _______

A. fiber cable

B. coaxial cable

C. a combination of fiber cable and coaxial cable

D. twisted pair cable

MCQ in Computer Fundamentals Series

Complete List of MCQ in Communications Engineering per topic

Complete List of MCQ in Electronics Engineering per topic