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The GSM network is divided into the following three major systems :

1. SS, BSS, OSS
2. BSS, BSC, MSC
3. CELL, BSC, OSS
4. SS, CELL, MSC

✅ Correct Answer: 1

The Mobile Application Protocol (MAP) typically runs on top of which protocol ?

1. SNMP (Simple Network Management Protocol)
2. SMTP (Simple Mail Transfer Protocol)
3. SS7 (Signalling System 7)
4. HTTP (Hyper Text Transfer Protocol)

✅ Correct Answer: 3

If a packet arrive with an M-bit value is '1' and a fragmentation offset value '0', then it is ______ fragment.

1. First
2. middle
3. Last
4. All of the above

✅ Correct Answer: 1

The design issue of Datalink Layer in OSI Reference Model is

1. Framing
2. Representation of bits
3. Synchronization of bits
4. Connection control

✅ Correct Answer: 1

Coaxial cables are categorized by Radio Government rating are adapted for specialized functions. Category RG-59 with impedance 75Ω used for

1. Cable TV
2. Ethernet
3. Thin Ethernet
4. Thick Ethernet

✅ Correct Answer: 1

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.

1. 5, 7, 15
2. 10, 12, 14
3. 5, 6, 7
4. 20, 12, 14

✅ Correct Answer: 2

Data Encryption Techniques are particularly used for _______.

1. protecting data in Data Communication System
2. reduce Storage Space Requirement
3. enhances Data Integrity
4. decreases Data Integrity

✅ Correct Answer: 1