Wireless and Mobile Communications Mock Test 1

10%

Question 1 of 10

1. Which of the following has no backward compatibility with 3G Cdma2000?

IS-95A

GPRS

IS-95

IS-95B

Question 1 of 10

Question 2 of 10

2. What is the responsibility of MSC in cellular telephone system?

Connection of base station to PSTN

Connection of base station to MSC

Connection of mobile to base stations

Connection of mobile to PSTN

Question 2 of 10

Question 3 of 10

3. Which of the following is not an application of third generation network?

Global Positioning System (GPS)

Video conferencing

Mobile TV

Downloading rate upto 1 Gbps

Question 3 of 10

Question 4 of 10

4. IS-136 uses which modulation technique?

BPSK

AFSK

π/4 DQPSK

GMSK

Question 4 of 10

Question 5 of 10

5. In which frequency range do the cordless phones mostly work?

43-50 MHz

88-108 MHz

540-1600 KHz

200-540 KHz

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Question 6 of 10

6. What changes GPRS need to acquire while upgrading itself from GSM?

New channel cards

New transceiver at base station

New packet overlay including routers and gateways

A whole new base station

Question 6 of 10

Question 7 of 10

7. What is the chip rate of W-CDMA?

1.2288 Mcps

270.833 Ksps

100 Mcps

3.84 Mcps

Question 7 of 10

Question 8 of 10

8. What is MIN?

Paging message

Traffic request number

Subscriber’s telephone number

Mobile Internet

Question 8 of 10

Question 9 of 10

9. Cdma2000 1xEV was developed by ________

NTT

AT&T Laboratories

Motorola

Qualcomm

Question 9 of 10

Question 10 of 10

10. How many users are supported in IS-95 for each 1.25 MHz?

Sixty four

Sixteen

Twenty five

Eight

Question 10 of 10