Monday, September 12, 2016

WIRELESS NETWORKS IMPORTANT QUESTIONS

WIRELESS NETWORKS QUESTION BANK


QUESTION BANK FOR WIRELESS NETWORKS :

Q.1.What are draw back of  2G  Services ? What are its silent features of 3G services that overcome the drawbacks of 2G services?
Q.2.Discuss the features of IMT2000 that have been adopted in UMTS/3G services.
Q.3.Explain the basic concept of WCDMA ?Which is a air interface of UMTS.
Q.4.Give the specification of WCDMA air interface .Also  explain how the information /message  is coded and scrambled in WCDMA
Q.5.Explain in brief the physical channels in WCDMA and the function performed by them
Q.6.Explain the transport channel in CDMA that are mapped on the physical channel.
Q.7.Draw the architecture of 3GPP RELEASE  4 distributed network architecture.
Q.8. .Draw the architecture of 3GPP RELEASE  5 All IP multimedia  network architecture.
Q.9.What is ALL IP network ? Explain its architecture  ? Explain its Advantages?
Q.10.What  is core network ?Explain its architecture ?
Q.13.Write a short note on TD-SCDMA and draw the system architecture of TD-SCDMA.

Q.14. Differentiate between the TD-SCDMA,WCDMA and CDMA 2000.




QUESTION BANK FOR WiFi and Next Generation Wireless LAN:

Q.1.With the help of diagram  explain the IEEE 802.11 architecture.
Q.2.Write the Salient features of IEEE 802.11b and IEEE 802.11g.
Q.3.Draw the architecture of IEEE 802.11 Wireless LAN (WLAN) and Explain the functions of various elements of the network component .
Q.4.What services are provided by IEEE  802.11 WLAN.
Q.5.Explain the different typical configuration of Wifi.
Q.6.Explain the IEEE  802.11 Standards.
Q.7.Explain what are hot  Spots.
Q.8.Explain what is Virtual Private Network (VPN) and types of VPN.
Q.9.What is main Security concern in WiFi and what measures are taken to ensure the security.
Q.10.Explain in detail integration of Wifi with 3G/4G networks.
Q.11.Explain in which layer does  the  IEEE 802.11 operates in OSI model in details.
Q.12.Explain Ad-hoc network  and  Infrastructure WLAN topology.
Q.13.Explain the  802.11 Services .
Q.14.What are various Wi-Fi protocol ?Explain features of any one of them.
Q.15.Compare various Wi-Fi protocols?
Q.16.What is WEP? Explain.


QUESTION BANK FOR  3GPP LTE (Long Term Evolution):

Q.1.Write a short note on LTE.
Q.2.Describe the LTE ecosystem.
Q.3.Explain the uplink and downlink of LTE BANDS For FDD and TDD configuration .
Q.4.Draw and Explain the LTE architecture.
Q.5.What are the LTE channel types ? Explain each of them.
Q.6.Draw and Explain the uplink logical channel structure
Q.7.Explain the Hybrid Automatic Repeat Request(HARD).
Q.8. Write a short note on System Information Message (SIB)
ure the security.

Q.10.Explain in detail integration of Wifi with 3G/4G networks.
Q.11.Explain in which layer does  the  IEEE 802.11 operates in OSI model in details.
Q.12.Explain Ad-hoc network  and  Infrastructure WLAN topology.
Q.13.Explain the  802.11 Services .
Q.14.What are various Wi-Fi protocol ?Explain features of any one of them.
Q.15.Compare various Wi-Fi protocols?
Q.16.What is WEP? Explain.