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1. The GSM network is divided into the following three major systems :
SS, BSS, OSS
BSS, BSC, MSC
CELL, BSC, OSS
SS, CELL, MSC
2. The Mobile Application Protocol (MAP) typically runs on top of which protocol ?
SNMP (Simple Network Management Protocol)
SMTP (Simple Mail Transfer Protocol)
SS7 (Signalling System 7)
HTTP (Hyper Text Transfer Protocol)
3. If a packet arrive with an M-bit value is '1' and a fragmentation offset value '0', then it is ______ fragment.
First
middle
Last
All of the above
4. The design issue of Datalink Layer in OSI Reference Model is
Framing
Representation of bits
Synchronization of bits
Connection control
5. Coaxial cables are categorized by Radio Government rating are adapted for specialized functions. Category RG-59 with impedance 75Ω used for
Cable TV
Ethernet
Thin Ethernet
Thick Ethernet
6. AES is a round cipher based on the Rijndal Algorithm that uses a 128-bit block of data. AES has three different configurations. ______ rounds with a key size of 128 bits, ______ rounds with a key size of 192 bits and ______ rounds with a key size of 256 bits.
5, 7, 15
10, 12, 14
5, 6, 7
20, 12, 14
7. Data Encryption Techniques are particularly used for _______.
protecting data in Data Communication System
reduce Storage Space Requirement
enhances Data Integrity
decreases Data Integrity
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