Recent questions tagged mobile-communication

0 0 votes
4 4 answers
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Which of the following is/are true w.r.t. applications of mobile computing?Travelling of salesmanLocation awareness servicesa true; b false.Both a and b are true.Both a a...
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3 3 answers
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In $3G$ network, $\text{W-CDMA}$ is also known as $\text{UMTS}$. The minimum spectrum allocation required for $\text{W-CDMA}$ is$2$ MHz$20$ KHz$5$ KHz$5$ MHz
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Which of the following is a solution of mobile IP problem?Care of addressCarefree addressDon't care addressNone of the above
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1 answers 1 answer
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In a typical mobile phone system with hexagonal cells, it is forbidden to reuse a frequency band in adjacent cells. If 840 frequencies are available, how many can be used...
1 1 vote
2 2 answers
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Consider the following statements $S1$ and $S2$ :$S1$ : A hard handover is one in which the channel in the source cell is retained and used for a while in parallel with t...
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Match the following with respect to the Mobile Computing Architecture.a. Downlink control1. 100 Mbpsb. Data communication data rate2. Residency Latency (RL)c. The average...
1 1 vote
1 1 answer
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Which are the classifications of data used in Mobile Applications?Private data, Shared data, User dataPublic data, User data, Virtual dataPrivate data, Public data, Share...
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3 answers 3 answers
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The GSM network is divided into the following three major systems:SS, BSS, OSSBSS, BSC, MSCCELL, BSS, OSSSS, CELL, MSC
1 1 vote
1 1 answer
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Match the following with respect to the mobile computing technologies $:$$\begin{array}{cIcI} & \textbf{List-I} & & \textbf{List-II} \\ \text{a.} & \text{GPRS} & \text{i...
2 2 votes
2 2 answers
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Radio signals generally propagate according to the following mechanisms:Modulation, Amplification, ScatteringReflection, Diffraction, ScatteringAmplification, Diffraction...
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1 answers 1 answer
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Mobile IP provides two basic functionsRoute discovery and registrationAgent discovery and registrationIP binding and registrationNone of the above
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