Mobile Communication Objective Question and Answer
Mobile Communication MCQ Multiple Choice Questions - Page 5 for Practice
121. What refers to a user who has access to the same or similar telecommunication services at different places.
Correct Answer is: User mobility
122. What was founded in 1982.
Correct Answer is: GSM
123. Which comprises all algorithms allocating frequencies to transmission channels according to the FDM.
Correct Answer is: FDMA
124. Which interface is based on circuit switched PCM-30 systems.
Correct Answer is: A interface
125. Which is also called reservation Aloha.
Correct Answer is: DAMA
126. Which is one of the access schemes used in wireless LANs following the std IEEE 802.11.
Correct Answer is: CSMA/CA
127. Which is the lowest layer in a communication system.
Correct Answer is: Physical layer
128. Which layer is responsible for routing packets through network.
Correct Answer is: Network layer
129. Which layer is situated at top of all transmission oriented layers.
Correct Answer is: Application layer
130. Which layer is used in the reference model to establish an end-to-end connection.
Correct Answer is: Transport layer
131. Which mode is used for installing network.
Correct Answer is: Fixed & wireless
132. Which of the following is a disadvantage of MEO?
Correct Answer is: Higher transmit power
133. Which one is used for allocating a separated space to users in wireless networks.
Correct Answer is: SDMA
134. Which one is very small compared to the data transmission, so the probability of a collision is must lower .
Correct Answer is: RTS
135. Which one of the following is a trunked radio system.
Correct Answer is: TETRA
136. Which system use exactly these codes to separated different users in code space and to enable access to a shared medium without interference.
Correct Answer is: CDMA
137. Who adopted the standard DECT for digital cordless telephony.
Correct Answer is: ETSI
138. Who can provide different levels of security and has been optimized for low bandwidth, high-delay bearer networks.
Correct Answer is: Wireless Transport Layer Security (WTLS)
139. Who handles access to and interaction with mobile telephone system.
Correct Answer is: WTA user agent
140. Who interacts with both management layers and is responsible for additional higher layer functions.
Correct Answer is: Station management
141. Who invented the optical telegraph?
Correct Answer is: Claude Chappe
142. Who offers source and destination port numbers used for multiplexing and demultiplexing of data respectively.
Correct Answer is: WDP
143. Who operates on top of many different bearer services capable of carrying data.
Correct Answer is: Wireless Datagram Protocol (WDP)
144. Who stores all static information about a user as well as his or her current location.
Correct Answer is: HLR
145. Who stores the current position of satellites and a mapping of each user to the current satellite through witch communication to the user is possible.
Correct Answer is: SUMR
146. Who was the first to demonstrate the wave character of electrical transmission through space.
Correct Answer is: Heinrich hertz
147. Wireless Application Protocol Forum(WAP Forum) was founded in
Correct Answer is: Jun-97
148. Wireless networks can also be used to replace
Correct Answer is: wired network
149. Wireless Transaction protocol is on top of either
