Computer Networks Questions & Answers – PPP

This set of Basic Computer Networks Questions and Answers focuses on “PPP”.

1. Both HDLC and PPP are Data link layer protocols.
a) True
b) False
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2. Which protocol does the PPP protocol provide for handling the capabilities of the connection/link on the network?
a) LCP
b) NCP
c) Both LCP and NCP
d) TCP
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3. The PPP protocol _________
a) Is designed for simple links which transport packets between two peers
b) Is one of the protocols for making an Internet connection over a phone line
c) Is designed for simple links which transport packets between two peers and making an Internet connection over a phone line
d) Is used for sharing bandwidth
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4. PPP provides the _______ layer in the TCP/IP suite.
a) Link
b) Network
c) Transport
d) Application
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5. PPP consists of ________components
a) Three (encapsulating, the Domain Name system)
b) Three (encapsulating, a link control protocol, NCP)
c) Two (a link control protocol, Simple Network Control protocol)
d) One (Simple Network Control protocol)
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6. The PPP encapsulation ____________
a) Provides for multiplexing of different network-layer protocols
b) Requires framing to indicate the beginning and end of the encapsulation
c) Establishing, configuring and testing the data-link connection
d) Provides interface for handling the capabilities of the connection/link on the network
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7. A Link Control Protocol (LCP) is used for ____________
a) Establishing, configuring and testing the data-link connection
b) Establishing and configuring different network-layer protocols
c) Testing the different network-layer protocols
d) Provides for multiplexing of different network-layer protocols
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8. A family of network control protocols (NCPs) ____________
a) Are a series of independently defined protocols that provide a dynamic
b) Are a series of independently-defined protocols that encapsulate
c) Are a series of independently defined protocols that provide transparent
d) The same as NFS
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9. Choose the correct statement from the following.
a) PPP can terminate the link at any time
b) PPP can terminate the link only during the link establishment phase
c) PPP can terminate the link during the authentication phase
d) PPP can terminate the link during the callback control phase
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10. The link necessarily begins and ends with this phase. During the ______ phase, the LCP automata will be in INITIAL or STARTING states.
a) Link-termination phase
b) Link establishment phase
c) Authentication phase
d) Link dead phase
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