McqMate
201. |
If you want to find the number of routers between a source and destination, the utility to be used is. |
A. | route |
B. | ipconfig |
C. | ifconfig |
D. | traceroute |
Answer» D. traceroute |
202. |
Which of the following is related to ipconfig in Microsoft Windows ? |
A. | display all current tcp/ip network configuration values |
B. | modify dhcp settings |
C. | modify dns settings |
D. | all of the mentioned |
Answer» D. all of the mentioned |
203. |
This allows to check if a domain is available for registration. |
A. | domain check |
B. | domain dossier |
C. | domain lookup |
D. | none of the mentioned |
Answer» A. domain check |
204. |
Choose the wrong statement |
A. | nslookup is used to query a dns server for dns data |
B. | ping is used to check connectivity |
C. | pathping combines the functionality of ping with that of route |
D. | ifconfig can configure tcp/ip network interface parameters |
Answer» C. pathping combines the functionality of ping with that of route |
205. |
Expansion of FTP is |
A. | fine transfer protocol |
B. | file transfer protocol |
C. | first transfer protocol |
D. | none of the mentioned |
Answer» B. file transfer protocol |
206. |
FTP is built on _____ architecture |
A. | client-server |
B. | p2p |
C. | both of the mentioned |
D. | none of the mentioned |
Answer» A. client-server |
207. |
FTP uses _____ parallel TCP connections to transfer a file |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» B. 2 |
208. |
Identify the incorrect statement |
A. | ftp stands for file transfer protocol |
B. | ftp uses two parallel tcp connections |
C. | ftp sends its control information in-band |
D. | ftp sends exactly one file over the data connection |
Answer» C. ftp sends its control information in-band |
209. |
If 5 files are transfered from server A to client B in the same session. The number of TCP connection between A and B is |
A. | 5 |
B. | 10 |
C. | 2 |
D. | 6 |
Answer» D. 6 |
210. |
FTP server |
A. | mantains state |
B. | is stateless |
C. | has single tcp connection for a file transfer |
D. | none of the mentioned |
Answer» A. mantains state |
211. |
The commands, from client to server, and replies, from server to client, are sent across the control connection in ____ bit ASCII format |
A. | 8 |
B. | 7 |
C. | 3 |
D. | 5 |
Answer» B. 7 |
212. |
Find the FTP reply whose message is wrongly matched |
A. | 331 – username ok, password required |
B. | 425 – can’t open data connection |
C. | 452 – error writing file |
D. | 452 – can’t open data connection |
Answer» D. 452 – can’t open data connection |
213. |
Mode of data transfer in FTP, where all the is left to TCP |
A. | stream mode |
B. | block mode |
C. | compressed mode |
D. | none of the mentioned |
Answer» A. stream mode |
214. |
The password is sent to the server using _____ command |
A. | passwd |
B. | pass |
C. | password |
D. | none of the mentioned |
Answer» B. pass |
215. |
The number of objects in a Web page which consists of 4 jpeg images and HTML text is ______ |
A. | 4 |
B. | 1 |
C. | 5 |
D. | none of the mentioned |
Answer» C. 5 |
216. |
The default connection type used by HTTP is _____ |
A. | persistent |
B. | non-persistent |
C. | either of the mentioned |
D. | none of the mentioned |
Answer» A. persistent |
217. |
The time taken by a packet to travel from client to server and then back to the client is called ____ |
A. | stt |
B. | rtt |
C. | ptt |
D. | none of the mentioned |
Answer» B. rtt |
218. |
The HTTP request message is sent in ____ part of three-way handshake. |
A. | first |
B. | second |
C. | third |
D. | none of the mentioned |
Answer» C. third |
219. |
In the process of fetching a web page from a server the HTTP request/response takes ______ RTTs. |
A. | 2 |
B. | 1 |
C. | 4 |
D. | 3 |
Answer» B. 1 |
220. |
The first line of HTTP request message is called ____ |
A. | request line |
B. | header line |
C. | status line |
D. | entity line |
Answer» A. request line |
221. |
The values GET, POST, HEAD etc are specified in ____ of HTTP message |
A. | request line |
B. | header line |
C. | status line |
D. | entity body |
Answer» A. request line |
222. |
The ______ method when used in the method field, leaves entity body empty. |
A. | post |
B. | get |
C. | both of the mentioned |
D. | none of the mentioned |
Answer» B. get |
223. |
The HTTP response message leaves out the requested object when _____ method is used |
A. | get |
B. | post |
C. | head |
D. | put |
Answer» C. head |
224. |
Find the oddly matched HTTP status codes |
A. | 200 ok |
B. | 400 bad request |
C. | 301 moved permanently |
D. | 304 not found |
Answer» D. 304 not found |
225. |
Which of the following is not correct ? |
A. | web cache doesnt has its own disk space |
B. | web cache can act both like server and client |
C. | web cache might reduce the response time |
D. | web cache contains copies of recently requested objects |
Answer» A. web cache doesnt has its own disk space |
226. |
The conditional GET mechanism |
A. | imposes conditions on the objects to be requested |
B. | limits the number of response from a server |
C. | helps to keep a cache upto date |
D. | none of the mentioned |
Answer» C. helps to keep a cache upto date |
227. |
Which of the following is present in both an HTTP request line and a status line? |
A. | http version number |
B. | url |
C. | method |
D. | none of the mentioned |
Answer» A. http version number |
228. |
Which of the following is not applicable for IP? |
A. | error reporting |
B. | handle addressing conventions |
C. | datagram format |
D. | packet handling conventions |
Answer» A. error reporting |
229. |
Which of the following field in IPv4 datagram is not related to fragmentation? |
A. | flags |
B. | offset |
C. | tos |
D. | identifier |
Answer» C. tos |
230. |
The TTL field has value 10. How many routers (max) can process this datagram? |
A. | 11 |
B. | 5 |
C. | 10 |
D. | 1 |
Answer» C. 10 |
231. |
If the value in protocol field is 17, the transport layer protocol used is ____. |
A. | tcp |
B. | udp |
C. | either of the mentioned |
D. | none of the mentioned |
Answer» B. udp |
232. |
The data field can carry which of the following? |
A. | tcp segemnt |
B. | udp segment |
C. | icmp messages |
D. | none of the mentioned |
Answer» C. icmp messages |
233. |
What should be the flag value to indicate the last fragment? |
A. | 0 |
B. | 1 |
C. | ttl value |
D. | none of the mentioned |
Answer» A. 0 |
234. |
Which of these is not applicable for IP protocol? |
A. | is connectionless |
B. | offer reliable service |
C. | offer unreliable service |
D. | none of the mentioned |
Answer» B. offer reliable service |
235. |
Fragmentation has following demerits |
A. | complicates routers |
B. | open to dos attack |
C. | overlapping of fragments. |
D. | all of the mentioned |
Answer» D. all of the mentioned |
236. |
Which field helps to check rearrangement of the fragments? |
A. | offset |
B. | flag |
C. | ttl |
D. | identifer |
Answer» A. offset |
237. |
The size of IP address in IPv6 is |
A. | 4bytes |
B. | 128bits |
C. | 8bytes |
D. | 100bits |
Answer» B. 128bits |
238. |
The header length of an IPv6 datagram is _____. |
A. | 10bytes |
B. | 25bytes |
C. | 30bytes |
D. | 40bytes |
Answer» D. 40bytes |
239. |
In the IPv6 header,the traffic class field is similar to which field in the IPv4 header? |
A. | fragmentation field |
B. | fast-switching |
C. | tos field |
D. | option field |
Answer» C. tos field |
240. |
IPv6 doesnot use ______ type of address |
A. | broadcast |
B. | multicast |
C. | anycast |
D. | none of the mentioned |
Answer» A. broadcast |
241. |
These are the features present in IPv4 but not in IPv6. |
A. | fragmentation |
B. | header checksum |
C. | options |
D. | all of the mentioned |
Answer» D. all of the mentioned |
242. |
The ____ field determines the lifetime of IPv6 datagram |
A. | hop limit |
B. | ttl |
C. | next header |
D. | none of the mentioned |
Answer» A. hop limit |
243. |
Dual-stack approach refers to |
A. | implementing ipv4 with 2 stacks |
B. | implementing ipv6 with 2 stacks |
C. | node has both ipv4 and ipv6 support |
D. | none of the mentioned |
Answer» C. node has both ipv4 and ipv6 support |
244. |
The operation of ____________ is based on signals which are multiplexed and added in time domain but they occupy different slots in frequency domain |
A. | fdm |
B. | tdm |
C. | wdm |
D. | mdm |
Answer» A. fdm |
245. |
which of the following is not Guided transmission media |
A. | twisted pair cables |
B. | co-axial cables |
C. | infrared |
D. | fibre optics |
Answer» C. infrared |
246. |
____________ media is a communication medium which allows the data to get guided along it. |
A. | transparent |
B. | cable |
C. | guided |
D. | glass |
Answer» C. guided |
247. |
Presentation doesn’t perform ________ function |
A. | translation |
B. | transmission |
C. | encryption |
D. | compression |
Answer» B. transmission |
248. |
Below layers are not present in TCP/IP layer. |
A. | application |
B. | presentation |
C. | transport |
D. | network |
Answer» B. presentation |
249. |
Which of the following are not duties of Physical layer |
A. | bit rate control |
B. | multiplexing |
C. | error detection |
D. | circuit switching |
Answer» C. error detection |
250. |
A field in header is used to specify the number of characters in the frame. |
A. | start bit |
B. | character count |
C. | end bit |
D. | character stuffing |
Answer» B. character count |
251. |
The data bit to be transmitted are broken into discrete __________ at the data link layer. |
A. | frame |
B. | stuff |
C. | character |
D. | data |
Answer» A. frame |
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 |
Answer» D. ftp |
253. |
Which one of the below is not an component of Internet mail system |
A. | user agent |
B. | smtp sender |
C. | smtp receiver |
D. | transfer agent |
Answer» 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 |
Answer» A. 5 |
255. |
Application layer is implemented in ____________ |
A. | end system |
B. | nic |
C. | ethernet |
D. | packet transport |
Answer» A. end system |
256. |
Transport layer is implemented in ______________ |
A. | end system |
B. | nic |
C. | ethernet |
D. | signal transmission |
Answer» A. end system |
257. |
The functionalities of the presentation layer include ____________ |
A. | data compression |
B. | data encryption |
C. | data description |
D. | all of the mentioned |
Answer» 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 |
Answer» B. session layer |
259. |
Physical or logical arrangement of network is __________ |
A. | topology |
B. | routing |
C. | networking |
D. | control |
Answer» A. topology |
260. |
Which network topology requires a central controller or hub? |
A. | star |
B. | mesh |
C. | ring |
D. | bus |
Answer» A. star |
261. |
Data communication system spanning states, countries, or the whole world is ________ |
A. | lan |
B. | wan |
C. | man |
D. | pan |
Answer» B. wan |
262. |
Data communication system within a building or campus is________ |
A. | lan |
B. | wan |
C. | man |
D. | pan |
Answer» A. lan |
263. |
Which of this is not a guided media? |
A. | fiber optical cable |
B. | coaxial cable |
C. | wireless lan |
D. | copper wire |
Answer» C. wireless lan |
264. |
Coaxial cable consists of _______ concentric copper conductors. |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» B. 2 |
265. |
Fiber optics posses following properties __________ |
A. | immune electromagnetic interference |
B. | very less signal attenuation |
C. | very hard to tap |
D. | all of the mentioned |
Answer» 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 |
Answer» B. n*51.8 |
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 |
Answer» 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 |
Answer» A. are placed at a fixed point above the earth |
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 |
Answer» A. digital 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 |
Answer» 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 |
Answer» C. both start & stop signalling and flow control |
272. |
The physical layer is responsible for __________ |
A. | line coding |
B. | channel coding |
C. | modulation |
D. | all of the mentioned |
Answer» 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 |
Answer» 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 |
Answer» D. all of the mentioned |
275. |
Datagram networks mainly refers to _________ |
A. | connection oriented networks |
B. | connection less networks |
C. | telephone networks |
D. | internetwork |
Answer» B. connection less networks |
276. |
The network layer is concerned with __________ of data. |
A. | bits |
B. | frames |
C. | packets |
D. | bytes |
Answer» C. packets |
277. |
Which one of the following is not a function of network layer? |
A. | routing |
B. | inter-networking |
C. | congestion control |
D. | error control |
Answer» 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 |
Answer» B. a short vc number |
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 |
Answer» 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 |
Answer» C. data is not sent by packets |
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 |
Answer» A. spanning tree |
282. |
Which one of the following algorithm is not used for congestion control? |
A. | traffic aware routing |
B. | admission control |
C. | load shedding |
D. | routing information protocol |
Answer» 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 |
Answer» B. internet protocol |
284. |
ICMP is primarily used for __________ |
A. | error and diagnostic functions |
B. | addressing |
C. | forwarding |
D. | routing |
Answer» A. error and diagnostic functions |
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 |
Answer» C. tcp and udp |
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 |
Answer» A. datagram congestion control protocol |
287. |
A _____ is a TCP name for a transport service access point. |
A. | port |
B. | pipe |
C. | node |
D. | protocol |
Answer» A. port |
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 |
Answer» B. process to process 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 |
Answer» A. stream control transmission 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 |
Answer» 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 |
Answer» 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 |
Answer» A. broadcast network |
293. |
Bluetooth is an example of __________ |
A. | personal area network |
B. | local area network |
C. | virtual private network |
D. | wide area network |
Answer» A. personal 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 |
Answer» B. protocol stack |
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 |
Answer» A. in case of traffic overloading |
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 |
Answer» C. a low-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 |
Answer» C. wired phone access 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 |
Answer» A. convert analog signals into digital signals |
299. |
Which of the following terms is not associated with DSL? |
A. | dslam |
B. | co |
C. | splitter |
D. | cmts |
Answer» D. cmts |
300. |
HFC contains _______ |
A. | fibre cable |
B. | coaxial cable |
C. | a combination of fibre cable and coaxial cable |
D. | twisted pair cable |
Answer» C. a combination of fibre cable and coaxial cable |
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