Q. In a switched network, what is the primary function of a switch?
-
A.
To route packets between different networks
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B.
To connect devices within the same network
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C.
To provide a firewall
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D.
To manage bandwidth
Solution
A switch connects devices within the same network and forwards data based on MAC addresses.
Correct Answer:
B
— To connect devices within the same network
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Q. What is the main purpose of a VLAN in a switched network?
-
A.
To increase the speed of the network
-
B.
To segment a network into different broadcast domains
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C.
To provide redundancy
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D.
To enhance security by isolating traffic
Solution
A VLAN (Virtual Local Area Network) segments a network into different broadcast domains, enhancing security and reducing congestion.
Correct Answer:
B
— To segment a network into different broadcast domains
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Q. What is the primary purpose of the ARP protocol?
-
A.
To resolve IP addresses to MAC addresses
-
B.
To manage network traffic
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C.
To establish a connection between devices
-
D.
To encrypt data packets
Solution
The primary purpose of the ARP (Address Resolution Protocol) is to resolve IP addresses to MAC addresses in a local network.
Correct Answer:
A
— To resolve IP addresses to MAC addresses
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Q. What type of transmission media uses light to transmit data?
-
A.
Coaxial Cable
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B.
Twisted Pair Cable
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C.
Fiber Optic Cable
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D.
Wireless
Solution
Fiber Optic Cable uses light to transmit data, allowing for high-speed and long-distance communication.
Correct Answer:
C
— Fiber Optic Cable
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Q. Which layer of the OSI model does error detection and correction occur?
-
A.
Physical Layer
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B.
Data Link Layer
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C.
Network Layer
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D.
Transport Layer
Solution
Error detection and correction occur at the Data Link Layer (Layer 2) of the OSI model.
Correct Answer:
B
— Data Link Layer
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Q. Which of the following is a characteristic of a Layer 3 switch?
-
A.
Operates only at the Data Link Layer
-
B.
Can perform routing functions
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C.
Does not support VLANs
-
D.
Is slower than a traditional switch
Solution
A Layer 3 switch can perform routing functions in addition to switching, allowing it to route traffic between different VLANs.
Correct Answer:
B
— Can perform routing functions
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Q. Which protocol is primarily used for routing in the TCP/IP model?
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A.
HTTP
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B.
FTP
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C.
IP
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D.
SMTP
Solution
IP (Internet Protocol) is the primary protocol used for routing in the TCP/IP model.
Correct Answer:
C
— IP
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Q. Which routing protocol is known for its ability to adapt to changes in the network topology?
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A.
RIP
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B.
OSPF
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C.
BGP
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D.
EIGRP
Solution
OSPF (Open Shortest Path First) is known for its ability to adapt to changes in the network topology quickly.
Correct Answer:
B
— OSPF
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