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1. The OSPF protocol

(a) has the ability to discover a networkâ€™s specific topology
(b) is a link-state route discovery protocol
(c) provides better performance than RIP in large internet-works
(d) all of these

2. Which of the following functionalities must be implemented by a transport protocol over and above the network protocol?

(a) End to end connectivity
(b) Packet delivery in the correct order
(c) Detection of duplicate packets
(d) Recovery from packet losses

3. Which of the following protocol a diskless machine uses to obtain its IP address from a server?

(a) RARP
(b) RIP
(c) RDP
(d) X.25

4. In X.25 network layer protocol, the data packets normally contain

(a) One octet of header plus data
(b) Two octets of header plus data
(c) Three octets of header plus data
(d) Four octets of header plus data

5. How does packet Burst affect network performance?

(a) It increases network bandwidth
(b) It helps in error control
(c) It helps in secure communication
(d) It increases speed at which packets are distributed

6. If a class B network on the internet has a subnet mask of 255.255.248.0, what is the maximum number of hosts per subnet?

(a) 2046
(b) 2047
(c) 1022
(d) 1023

7. Which backup procedure is the least time consuming?

(a) Weekly full backup and daily incremental backup
(b) Daily full backup and weekly differential backup
(c) Weekly full backup and daily differential backup
(d) Daily full backup and daily weekly incremental backup

8. HTML (Hyper Text Markup Language) has language elements which permit certain actions other than describing the structure of the web document. Which one of the following actions is NOT supported by pure HTML (without any server or client side scripting) pages?

(a) Display the client time as part of the page
(b) Automatically redirect to another page upon download
(c) Refresh the page automatically after a specified interval
(d) Embed web objects from different sites into the same page

9. An organization has a class B network and wishes to form subnets for 64 departments. The subnet mask would be

(a) 255.255.252.0
(b) 255.255.128.0
(c) 255.255.64.0
(d) 255.255.0.0

10. An example of a protocol converter counter value is

(a) ACK/NAK count
(b) ACK/NAK delay
(c) Bit delay
(d) Data rate

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