Sample Practice Tests

QUESTION 1
Which three statements are true about the operation of a full-duplex Ethernet network? (Choose
three.)
A. There are no collisions in full-duplex mode.
B. A dedicated switch port is required for each full-duplex node.
C. Ethernet hub ports are preconfigured for full-duplex mode.
D. In a full-duplex environment, the host network card must check for the availability of the
network media before transmitting.
E. The host network card and the switch port must be capable of operating in full-duplex mode.

QUESTION 2

Matching or Drag and Drop

On the left are various network protocols.
On the right are the layers of TCP/IP model. Assuming a reliable connection is required, match the protocols on the left to the TCP/IP layers on the right to show the proper encapsulation for an email message sent by host on LAN.

QUESTION 3
Which OSI layer header contains the address of a destination host that is on another network?
A. application
B. session
C. transport
D. network
E. data link
F. physical

QUESTION 4
Which layer of the TCP/IP stack combines the OSI model physical and data link layers?
A. Internet layer
B. transport layer
C. application layer
D. network access layer

QUESTION 5
Which protocol uses a connection-oriented service to deliver files between end systems?
A. TFTP
B. DNS
C. FTP
D. SNMP
E. RIP

QUESTION 6
Refer to the exhibit. If the hubs in the graphic were replaced by switches, what would be virtually
eliminated?

A. broadcast domains
B. repeater domains
C. Ethernet collisions
D. signal amplification
E. Ethernet broadcasts

QUESTION 7
Refer to the exhibit. If host1 sends an IP packet to host2, what will the source physical address be
in the frame when it reaches host2?

A. 10.168.10.99
B. 10.168.11.88
C. A1:A1:A1:A1:A1:A1
D. B2:B2:B2:B2:B2:B2
E. C3:C3:C3:C3:C3:C3
F. D4:D4:D4:D4:D4:D4