Computer Networks - Computer Networks Section 4
1. In context of OSI or TCP/IP computer network models, which of the following is FALSE ?
- A
Besides span of geographical area, the other major difference between LAN and WAN is that the later uses switching element
- B
A repeater is used just to forward bits from one network to another one
- C
IP layer is connected oriented layer in TCP/ IP
- D
A gateway is used to connect incompatible networks
- Option : C
- Explanation : Internet protocol layer (IP layer) provides totally connectionless services, but in OSI Model it provides both connection oriented and connection less services
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2. The physical layer in reference to the OSI model defines
- Option : B
- Explanation :
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3. The main purpose of a data link content monitor is to
- Option : A
- Explanation :
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4. Which company develops the TCP/IP protocol for networking ?
- Option : D
- Explanation :
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5. Error detection at the data link level is achieved by
- Option : B
- Explanation :
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