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 segments of different architectures. It translates frames and forwards them to the appropriate segment.
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 broadcasts frames to all of its ports.
D.
It connects multiple cable segments (or devices) and forwards frames 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 source MAC address is copied from the frame header.
B.
When a frame enters a port, the destination MAC address is copied from frame header.
C.
When a frame enters a port, the destination IP address is copied from the frame header.
D.
When a frame enters a port, the source 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 the destination port.
B.
Send the frame out ports two through eight.
C.
Drop the frame.
D.
Send the frame out all eight ports.
Question #4
Which of the following devices does not segment the network?
A.
Router
B.
Switch
C.
Hub
D.
Firewall
Question #5
Which of the following hardware devices regenerates a signal out all connected ports without examining the frame or packet contents?
A.
Switch and Gateway
B.
Repeater and Hub
C.
Bridge and Router
Question #6
At which OSI layer does a router operate to forward network messages?
A.
Session
B.
Transport
C.
Data Link
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.
Presentation
B.
Data Link
C.
Session
D.
Transport
Question #8
At which of the following OSI layers does a router operate?
A.
Layer 4
B.
Layer 3
C.
Layer 1
D.
Layer 2
Question #9
Which of the following devices operate at the Data Link layer of the OSI model?
A.
Repeaters, Routers, and Hubs
B.
Bridges, Switches, and Network interface cards (NICs)
Question #10
Which of the following devices operate at OSI model Layer 2?
A.
Hub and Repeater
B.
Firewall and Router
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.
Physical
B.
Data Link
C.
Layer 3
D.
Internet
Question #13
Which of the following devices operates at the OSI model Layer 2?
A.
Hub
B.
Switch
C.
Firewall
D.
Router
Question #14
Which of the following devices operates at the OSI model Layer 1?
A.
Router
B.
Firewall
C.
Switch
D.
Hub
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