SRM University 2007 B.Tech Information Technology IT200 - TELECOMMUNICATION SYSTEMS - Question Paper

DEPARTMENT OF info TECHNOLOGY


IT200 - TELECOMMUNICATION SYSTEMS

Unit-I

Two Marks:

1.Define Telecommunication.
2.What kinds of signals are used in Telecommunication?
3.What are the various kinds of media in Telecommunication?
4.What are PC-based PBXs called?
5.When is a Key system preferred over the PBX?
6.Differentiate PBX, Key system, ACD?
7.What is a binary signal?
8.What is a Hybrid Key system?
9.What is an Analog Signal?
10.Define Central Office.
11.What is Codec?
12.What is Computer Integrated Telephony?(CTI)
13.Define DWDM.
14.What is Computer Inquiry II Ruling of 1981?
15.What is a digital signal?
16.Define Electronic Data Interchange.(EDI)
17.Define Inter Exchange Carrier.(IEC)
18.Define Internet Protocol & Transmission Control Protocol.
19.Define Line Circuit.
20.What is Local Exchange Carrier(LEC)?
21.Define modem.
22.What is multiplexing?
23.Define PDN & PSTN.
24.What is Relay center?
25.Define RFC.
26.Define VOIP.
27.What are RJ-11 Jacks & RJ-45 Connectors? (OR) Differentiate RJ-11 Jacks & RJ-45 connectors.
28.Define NANP.
29.What are the various kinds of Transmission ?
30.What are the various kinds of Telephone Switching?
31.What are the various levels in PSTN hierarchy?
32.What are the various kinds of signaling?
33.Define Telecommunication Standard.
34.What are the various types of standards in Telecommunication Industry?
35.What is a Line Circuit?
36.What is a Trunk Circuit?
37.Define Local loop.


Ten Marks:
1.Explain about telecommunication for voice and data application in business.
2.Explain about internet & world wide web.
3.Explain about central exchange, automated central exchange & operator switchboard.
4. discuss about local power supply at every telephone,central power & line equipment.
5. discuss about toll calls & extended area service over the public switched telephone network.
6. discuss about North American Numbering Plan.
7. discuss in detail about various kinds of switching.


Unit II

Two Marks:

1.What is Alerter?
2.What is Bridged Ringer?
3.What is Grounded Ringer?
4.Define CBX.
5.Define Centrex.
6.What do you mean by Decimonic Ringing?
7.What do you mean by Harmonic Ringing?
8.What is Digital Signal Processor?
9.What are Direct Inward Dial(DID) Trunks?
10.Define DTMF dial.
11.What do you mean by Feature Phone?
12.Define Foreign Exchange.
13.What are the System & Station Features of PBX?
14. What is Signaling System 7(SS7)?
15.What is a Multiline Phone?
16.What are the differences ranging from hands-free phone and a Speaker phone?
17.What is the difference in cabling ranging from old 1A2 Keysystem and EKTS?
18.What advantages does a keysystem offer over a simple multiline phone?

Earning:   Approval pending.