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Question Detail
TCP/IP suite was created by
- IEEE
- Department of defence
- Open source
- None of above
Answer: Option B
1. TCP/IP reference model contains how many layers
- 3
- 4
- 6
- 7
Answer: Option B
Explanation:
TCP/IP reference model has four layer
Application Layer
Host to Host
Internet Layer
Network Access
2. Which class is given wrong here ?
- CLASS A = 1 to 126
- CLASS B = 128 to 191
- CLASS C = 192 to 220
- CLASS D = 224 to 239 (Multicasting)
- CLASS E = 240 to 255 (Research)
Answer: Option C
Explanation:
CLASS C is from 192 to 223
3. Which IP is reserved for loopback testing
- 192.168.0.0
- 10.255.255.255
- 255.0.0.0
- None of above
Answer: Option D
Explanation:
127.0.0.1 is reserved for loopback testing
4. ICMP works on which layer
- Physical Layer
- Datalink Layer
- Network layer
- Transport Layer
Answer: Option C
5. Which protocol uses window flow system
- UDP
- TCP
- FTP
- None of above
Answer: Option B
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