i need mobile computing objective type question & answer

objective type questions with answers on mobile computing

The second edition of Mobile Computing is a comprehensive text with updated coverage of recent trends and advancements in the fast-moving field of computing in mobile environment. Designed to serve as a textbook for the students of CSE, IT, ECE, and those pursuing MCA, it offers an insight into the fundamental principles behind different access technologies as well as their service and application aspects.

The second edition of Mobile Computing is a comprehensive text with updated coverage of recent trends and advancements in the fast-moving field of computing in mobile environment. Designed to serve as a textbook for the students of CSE, IT, ECE, and those pursuing MCA, it offers an insight into the fundamental principles behind different access technologies as well as their service and application aspects.
The first few chapters give a balanced presentation of the concepts of mobile computing and mobile communication, including 2G, 2.5G, 3G, 3G+, and 4G communication systems, mobile satellite communication networks, mobile IP, mobile TCP and digital audio-video broadcasting, and mobile TV. The subsequent chapters provide a systematic explanation of mobile computing as a discipline in itself. The book provides an in-depth coverage of mobile systems and devices, mobile operating systems used for application development, mobile databases, client-server computing agents, application servers, security protocols, mobile Internet, and ad-hoc and sensor networks.

The type of access used in GSM technology is

1. FDMA/TDMA
2. CDMA
3. OFDMA
4. None of the above
Which of these is not true for TDD?

1. TDD uses different time slots for transmission and reception paths
2. Single radio frequency can be used
3. Duplexer is required
4. It increases the battery life of mobile phones
The connectivity from exchange to customer prermises is termed as

1. Data network
2. Access Network or Local Loop
3. Bridge network
4. None of the above
The coverage & capacity of CDMA system is more than that of GSM system

1. True
2. False
3. Equal
4. None of the above
The type of Access technology which can enhance the battery life is

1. CDMA
2. TDMA
3. OFDMA
4. None of the above
The core concept used in Cellular technology is

1. TDM
2. Frequency Reuse
3. Code reuse
4. None of the above
The table used for calculating the no of resources is

1. Erlang B table
2. Erlang C table
3. Queing method
4. None of the above
The uplink frequency of P-GSM system is

1. 1850-1910Mhz
2. 1710-1785Mhz
3. 890-915 Mhz
4. None of the above
The technique adopted to increase the system capacity and reduce co-chl interference is

1. High power BTS
2. By installing the Omnidirectional antenna
3. Sectorisation
4. None of the above
The remote and sparsely populated areas will be covered by

1. Microcell
2. Macrocell
3. Picocell
4. None of the above
Which of these cells are used for densely populated areas

1. Macro cells
2. Micro cells
3. Selective cells
4. Umbrella cells
The cell having the same number in the adjacent cluster using the same set of RF channels are termed as

1. adjacent cell
2. Co channel cell
3. Macro cell
4. Selective Cell
Higher value of Q is achievable in

1. big cluster size
2. small cluster size
3. medium cluster size
4. None of the above
The terminal is under observation from the network for the possible problems. Under which list will this belong in EIR

1. White List
2. Grey List
3. Black List
4. None of the above
The process of channel coding, Encryption, Multiplexing and modulation for Trans direction and reverse for reception are to be carried out by

1. BTS
2. BSC
3. MSC
4. MS