McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) , Electrical Engineering , Bachelor of Science in Computer Science TY (BSc CS) , Bachelor of Science in Information Technology FY (BSc IT) , Bachelor of Science in Information Technology SY (BSc IT) .
| 351. |
Sniffers can be prevented by using _______________ |
| A. | wired environment |
| B. | wifi |
| C. | ethernet lan |
| D. | switched network |
| Answer» D. switched network | |
| 352. |
Firewalls are often configured to block ___________ |
| A. | udp traffic |
| B. | tcp traffic |
| C. | sensitive traffic |
| D. | best-effort traffic |
| Answer» A. udp traffic | |
| 353. |
UTP is commonly used in __________ |
| A. | dsl |
| B. | fttp |
| C. | http |
| D. | none of the mentioned |
| Answer» A. dsl | |
| 354. |
Terrestrial radio channels are broadly classifed into _____ groups. |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 1 |
| Answer» B. 3 | |
| 355. |
A local telephone network is an example of a _______ network. |
| A. | packet switched |
| B. | circuit switched |
| C. | bit switched |
| D. | line switched |
| Answer» B. circuit switched | |
| 356. |
Most packet switches use this principle ____________ |
| A. | stop and wait |
| B. | store and forward |
| C. | store and wait |
| D. | stop and forward |
| Answer» B. store and forward | |
| 357. |
What are the Methods to move data through a network of links and switches? |
| A. | packet switching and line switching |
| B. | circuit switching and line switching |
| C. | line switching and bit switching |
| D. | packet switching and circuit switching |
| Answer» D. packet switching and circuit switching | |
| 358. |
In _________ systems, resources are allocated on demand. |
| A. | packet switching |
| B. | circuit switching |
| C. | line switching |
| D. | frequency switching |
| Answer» A. packet switching | |
| 359. |
Which of the following is not an application layer service? |
| A. | network virtual terminal |
| B. | file transfer, access, and management |
| C. | mail service |
| D. | error control |
| Answer» D. error control | |
| 360. |
Which is not a application layer protocol? |
| A. | http |
| B. | smtp |
| C. | ftp |
| D. | tcp |
| Answer» D. tcp | |
| 361. |
The packet of information at the application layer is called __________ |
| A. | packet |
| B. | message |
| C. | segment |
| D. | frame |
| Answer» B. message | |
| 362. |
Which one of the following is an architecture paradigms? |
| A. | peer to peer |
| B. | client-server |
| C. | http |
| D. | both peer-to-peer & client-server |
| Answer» D. both peer-to-peer & client-server | |
| 363. |
Application layer offers _______ service. |
| A. | end to end |
| B. | process to process |
| C. | both end to end and process to process |
| D. | none of the mentioned |
| Answer» A. end to end | |
| 364. |
E-mail is _________ |
| A. | loss-tolerant application |
| B. | bandwidth-sensitive application |
| C. | elastic application |
| D. | none of the mentioned |
| Answer» C. elastic application | |
| 365. |
Pick the odd one out. |
| A. | file transfer |
| B. | file download |
| C. | |
| D. | interactive games |
| Answer» D. interactive games | |
| 366. |
Which of the following is an application layer service? |
| A. | network virtual terminal |
| B. | file transfer, access, and management |
| C. | mail service |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 367. |
Which is a time-sensitive service? |
| A. | file transfer |
| B. | file download |
| C. | |
| D. | internet telephony |
| Answer» D. internet telephony | |
| 368. |
Transport services available to applications in one or another form _________ |
| A. | reliable data transfer |
| B. | timing |
| C. | security |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 369. |
Electronic mail uses which Application layer protocol? |
| A. | smtp |
| B. | http |
| C. | ftp |
| D. | sip |
| Answer» A. smtp | |
| 370. |
The ____________ translates internet domain and host names to IP address. |
| A. | domain name system |
| B. | routing information protocol |
| C. | network time protocol |
| D. | internet relay chat |
| Answer» A. domain name system | |
| 371. |
Application layer protocol defines ____________ |
| A. | types of messages exchanged |
| B. | message format, syntax and semantics |
| C. | rules for when and how processes send and respond to messages |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 372. |
When displaying a web page, the application layer uses the _____________ |
| A. | http protocol |
| B. | ftp protocol |
| C. | smtp protocol |
| D. | tcp protocol |
| Answer» A. http protocol | |
| 373. |
The default connection type used by HTTP is _________ |
| A. | persistent |
| B. | non-persistent |
| C. | can be either persistent or non-persistent depending on connection request |
| D. | none of the mentioned |
| Answer» A. persistent | |
| 374. |
The HTTP request message is sent in _________ part of three-way handshake. |
| A. | first |
| B. | second |
| C. | third |
| D. | fourth |
| Answer» C. third | |
| 375. |
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 | |
| 376. |
The __________ method when used in the method field, leaves entity body empty. |
| A. | post |
| B. | send |
| C. | get |
| D. | put |
| Answer» C. get | |
| 377. |
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 | |
| 378. |
HTTP is ________ protocol. |
| A. | application layer |
| B. | transport layer |
| C. | network layer |
| D. | data link layer |
| Answer» A. application layer | |
| 379. |
In the network HTTP resources are located by |
| A. | uniform resource identifier |
| B. | unique resource locator |
| C. | unique resource identifier |
| D. | union resource locator |
| Answer» A. uniform resource identifier | |
| 380. |
FTP server listens for connection on port number ____________ |
| A. | 20 |
| B. | 21 |
| C. | 22 |
| D. | 23 |
| Answer» B. 21 | |
| 381. |
The File Transfer Protocol is built on ______________ |
| A. | data centric architecture |
| B. | service oriented architecture |
| C. | client server architecture |
| D. | connection oriented architecture |
| Answer» C. client server architecture | |
| 382. |
In File Transfer Protocol, data transfer cannot be done in ___________ |
| A. | stream mode |
| B. | block mode |
| C. | compressed mode |
| D. | message mode |
| Answer» D. message mode | |
| 383. |
Expansion of FTP is __________ |
| A. | fine transfer protocol |
| B. | file transfer protocol |
| C. | first transfer protocol |
| D. | fast transfer protocol |
| Answer» B. file transfer protocol | |
| 384. |
FTP is built on _____ architecture. |
| A. | client-server |
| B. | p2p |
| C. | data centric |
| D. | service oriented |
| Answer» A. client-server | |
| 385. |
FTP uses _________ parallel TCP connections to transfer a file. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» B. 2 | |
| 386. |
Identify the incorrect statement regarding FTP. |
| 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 | |
| 387. |
FTP server _____________ |
| A. | maintains state information |
| B. | is stateless |
| C. | has single tcp connection for a file transfer |
| D. | has udp connection for file transfer |
| Answer» A. maintains state information | |
| 388. |
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 | |
| 389. |
The password is sent to the server using ________ command |
| A. | passwd |
| B. | pass |
| C. | password |
| D. | pword |
| Answer» B. pass | |
| 390. |
When the mail server sends mail to other mail servers it becomes ____________ |
| A. | smtp server |
| B. | smtp client |
| C. | peer |
| D. | master |
| Answer» B. smtp client | |
| 391. |
If you have to send multimedia data over SMTP it has to be encoded into _______ |
| A. | binary |
| B. | signal |
| C. | ascii |
| D. | hash |
| Answer» C. ascii | |
| 392. |
The underlying Transport layer protocol used by SMTP is ________ |
| A. | tcp |
| B. | udp |
| C. | either tcp or udp |
| D. | imap |
| Answer» A. tcp | |
| 393. |
Choose the statement which is wrong incase of SMTP? |
| A. | it requires message to be in 7bit ascii format |
| B. | it is a pull protocol |
| C. | it transfers files from one mail server to another mail server |
| D. | smtp is responsible for the transmission of the mail through the internet |
| Answer» B. it is a pull protocol | |
| 394. |
Internet mail places each object in _________ |
| A. | separate messages for each object |
| B. | one message |
| C. | varies with number of objects |
| D. | multiple messages for each object |
| Answer» B. one message | |
| 395. |
Typically the TCP port used by SMTP is _________ |
| A. | 25 |
| B. | 35 |
| C. | 50 |
| D. | 15 |
| Answer» A. 25 | |
| 396. |
A session may include ________ |
| A. | zero or more smtp transactions |
| B. | exactly one smtp transactions |
| C. | always more than one smtp transactions |
| D. | number of smtp transactions cant be determined |
| Answer» A. zero or more smtp transactions | |
| 397. |
Which of the following is an example of user agents for e-mail? |
| A. | microsoft outlook |
| B. | |
| C. | |
| D. | tumblr |
| Answer» A. microsoft outlook | |
| 398. |
User agent does not support this ___________ |
| A. | composing messages |
| B. | reading messages |
| C. | replying messages |
| D. | routing messages |
| Answer» D. routing messages | |
| 399. |
SMTP connections secured by SSL are known as _____________ |
| A. | smtps |
| B. | ssmtp |
| C. | snmp |
| D. | starttls |
| Answer» A. smtps | |
| 400. |
SMTP uses which of the following TCP port? |
| A. | 22 |
| B. | 23 |
| C. | 21 |
| D. | 25 |
| Answer» D. 25 | |
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