1. You are downloading a file using FTP from the Internet, what is the highest layer of the OSI model that will be used in this operation?

A. Transport
B. Session
C. Application
D. Internet




2. Error detection schemes check errors in the data packets by reading which of the following frame IDs?

A. MTU
B. BRI
C. MAC
D. PDU
E. FCS




3. You have a new asynchronous connection being installed in your network. What two WAN encapsulation types are suitable for asynchronous lines?

A. PPP and SDLC
B. PPP and ATM
C. SDLC and HDLC
D. ATM and HDLC




4. Select the protocols that operate at the Application layer of the OSI model. (Choose all that apply)

A. TCP
B. IP
C. ARP
D. FTP
E. Telnet




5. What Layer 2 protocol is used to maintain a loop free network?

A. VTP
B. RIP
C. STP
D. IGRP
E. CDP




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