CSC 240 - Network Fundamentals » Summer 2021 » Module 1 Week 3.1.5
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Question #1
Which network component connects a device to transmission media and allows the device to send and receive messages?
A.
Network interface card
B.
Protocol
C.
Server
D.
Client
E.
Peripheral
Question #2
Which of the following statements accurately describes how a modem works?
A.
It demodulates analog PC data into digital data that can be transmitted through a telephone network and it communicates over a telephone network using digital signals.
B.
It modulates digital data from a telephone network into analog data that a PC can use and it transmits digital signals over ordinary telephone copper wiring at a rate up to 128 Kbps.
C.
It demodulates analog data from a telephone network into digital PC data and it modulates digital data from the PC into analog data and transmits it on a telephone network.
Question #3
You have a server that has a 100BaseFX network interface card that you need to connect to a switch. The switch only has 100BaseTX switch ports. Which device should you use?
A.
Gateway
B.
Hub
C.
Media converter
D.
Bridge
E.
Repeater
Question #4
Which device sends signals from a computer onto a network?
A.
Gateway
B.
Router
C.
Transceiver
D.
Cable
Question #5
At which OSI model layer does a media converter operate?
A.
Layer 4
B.
Layer 2
C.
Layer 1
D.
Layer 3
Question #6
You want a switch to have the ability to modify the media type the switch port supports. Which type of module might you use to make this possible?
A.
GBIC and SFP
B.
MPLS and OC-X
Question #7
Which of the following is a valid MAC address?
A.
255.255.255.0
B.
192.168.12.15
C.
34-9A-86-1G-B3-24
D.
73-99-12-61-15
E.
C0-34-FF-15-01-8E
F.
83-5A-5B-0B-31-55-F1
Question #8
Which of the following is a valid MAC address?
A.
FABC.875E.9BG6
B.
95ABC2F4.ABC5.569D.43BF
C.
AB.07.CF.62.16.BD
D.
145.65.254.10
Question #9
A host wants to send a message to another host that has the IP address 115.99.80.157. IP does not know the hardware address of the destination device. Which protocol can be used to discover the MAC address?
A.
DNS
B.
BOOTP
C.
ARP
D.
DHCP
E.
IGMP
F.
CMP
Question #10
Which of the following is true about the MAC address?
A.
It is a 32-bit address and it is typically represented by hexadecimal numbers.
B.
It is a 48-bit address and it is typically represented by hexadecimal numbers.
C.
It is a 64-bit address and it is typically represented by octets of decimal numbers between 0-255.
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