Mobile Communication And Computing MCQ

Question 1 : Allowing terminals and software from different vendors to communicate with networks from different providers is called ______.

1. scalable.
2. reliable.
3. secure.
4. interoperable.

Question 2 : What is the chip rate of W-CDMA?

1. 1.2288 Mcps
2. 3.84 Mcps
3. 270.833 Mcps
4. 100 Mcps

Question 3 : Which of the following is not an example of second generation wireless networks?

1. GSM
2. CT2
3. AMPS
4. PACS

Question 4 : GEO stands for________.

1. Geometric earth orbit
2. Geo earth orbit
3. Geostationary earth orbit
4. Geo Orbit

Question 5 : Application of HIPERLAN 1 is

1. Wireless LAN
2. Access to ATM fixed networks
3. Wireless Local loop
4. Point to Point ATM connections

Question 6 : The main function of snooping TCP is

1. To buffer data close to the mobile host to perform fast local retransmission in case of packet loss.
2. Congestion control
3. Flow control
4. Access control

Question 7 : Which of the following wireless technology is used for exchanging data between a variety of fixed and mobile devices over a very short diameter?

1. Mobile technology
2. Bluetooth technology
3. Ad hoc technology
4. Wifi Technology

Question 8 : How is bandwidth increased in CDMA2000?

1. Clubbing adjacent radio channels
2. Changing the hardware of base stations
3. Change of spectrum
4. Change of RF equipment

Question 9 : Android browser is based on

1. Firefox
2. chrome
3. Open Source Webkit
4. Safari

Question 10 : ____________is an end-system or router that can change its point of attachment to the internet using mobile IP

1. mobile node
2. Correspondent node
3. foreign node
4. CHANNEL of above.

Question 11 : Which is one of the disadvantage of 2G standards?

1. Short message service
2. Digital Modulation
3. Limited Capacity
4. Limited internet Browsing

Question 12 : A GSM system consists of __________ subsystems.

1. 2
2. 3
3. 4
4. 5

Question 13 : What is the minimum spectrum allocation required by W-CDMA?

1. 200 KHz
2. 1.25 MHz
3. 5 MHz
4. 20 MHz

Question 14 : ______ allows a user to move from one spot beam of a satellite to another spot beam of the same satellite.

1. Inter - satellite handover.
2. Intra - satellite handover.
3. Gateway handover.
4. Inter - system handover.

Question 15 : MEO satellites have a distance of about _______________.

1. 1000-2000 km.
2. 2000-4000 km.
3. 5000-12000 km.
4. 15000-20000 km.

Question 16 : The data rate for Bluetooth technology is _______ Mbit/s.

1. 1
2. 2
3. 3
4. 4

Question 17 : Which of the following is CDMA standard of second generation network?

1. IS-95
2. IS-136
3. ETACS
4. EDGE

Question 18 : The _________ management supports the association and re-association of a station to an access point and roaming between different access points.

1. phy
2. station
3. mac
4. pmd

Question 19 : What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?

1. Application
2. Host to host
3. Internet
4. Network Access

Question 20 : Which one of the following is not a higher –layer SSL protocol?

1. Alert Protocol
2. Handshake Protocol
3. Alarm Protocol
4. Change Cipher Spec Protocol

Question 21 : An efficient behavior of non optimized mobile IP is called

1. square routing
2. triangle routing
3. cicle routing
4. fixed routing

Question 22 : As height of a satellite orbit gets lower the speed of the satellite

1. Increases
2. Decreases
3. Remains the same
4. May vary

Question 23 : Which of the following is not a part of the characteristic of 4G network?

1. Multirate management
2. Fully converged services
3. Software dependency
4. d) Diverse user devices

Question 24 : Which of the following is not a characteristic of 3G network?

1. Communication over VoIP
2. Unparalleled network capacity
3. Multi-megabit Internet access
4. LTE based network

Question 25 : The node available in IEEE 802.11 system architecture includes ___________.

1. stations and access points.
2. BSS
3. ESS
4. distribution system services.