CSC 240 - Network Fundamentals » Summer 2021 » Module 1 Week 3.2.5
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Question #1
Which of the following best describes how a switch functions?
A.
It connects multiple cable segments (or devices) and broadcasts frames to all of its ports.
B.
It connects multiple segments of different architectures. It translates frames and broadcasts them to all of its ports.
C.
It connects multiple cable segments (or devices) and forwards frames to the appropriate segment.
D.
It connects multiple segments of different architectures. It translates frames and forwards them to the appropriate segment.
Question #2
How do switches and bridges learn where devices are located on a network?
A.
When a frame enters a port, the destination MAC address is copied from frame header.
B.
When a frame enters a port, the source IP address is copied from the frame header.
C.
When a frame enters a port, the source MAC address is copied from the frame header.
D.
When a frame enters a port, the destination IP address is copied from the frame header.
Question #3
An eight-port switch receives a frame on port number 1. The frame is addressed to an unknown device. What will the switch do?
A.
Send the frame out ports two through eight.
B.
Send the frame out all eight ports.
C.
Send the frame out the destination port.
D.
Drop the frame.
Question #4
Which of the following devices does not segment the network?
A.
Firewall
B.
Router
C.
Switch
D.
Hub
Question #5
Which of the following hardware devices regenerates a signal out all connected ports without examining the frame or packet contents?
A.
Repeater and Hub
B.
Switch and Gateway
C.
Bridge and Router
Question #6
At which OSI layer does a router operate to forward network messages?
A.
Session
B.
Data Link
C.
Transport
D.
Physical
E.
Network
Question #7
Your company purchases a new bridge that filters packets based on the MAC address of the destination computer. On which layer of the OSI model is this device functioning?
A.
Data Link
B.
Presentation
C.
Session
D.
Transport
Question #8
At which of the following OSI layers does a router operate?
A.
Layer 4
B.
Layer 2
C.
Layer 1
D.
Layer 3
Question #9
Which of the following devices operate at the Data Link layer of the OSI model?
A.
Bridges, Switches, and Network interface cards (NICs)
B.
Repeaters, Routers, and Hubs
Question #10
Which of the following devices operate at OSI model Layer 2?
A.
Firewall and Router
B.
Hub and Repeater
C.
Switch and Network interface card
Question #11
A switch is associated with which OSI model layer?
A.
Network
B.
Physical
C.
Transport
D.
Data Link
Question #12
At which layer of the OSI model do hubs operate?
A.
Data Link
B.
Physical
C.
Layer 3
D.
Internet
Question #13
Which of the following devices operates at the OSI model Layer 2?
A.
Switch
B.
Firewall
C.
Router
D.
Hub
Question #14
Which of the following devices operates at the OSI model Layer 1?
A.
Router
B.
Switch
C.
Firewall
D.
Hub
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