#1
Which device forwards data packets between computer networks?
Router
ExplanationRoutes data packets between networks.
#2
Which network device operates at the Data Link Layer of the OSI model?
Switch
ExplanationOperates at the Data Link Layer.
#3
What is the purpose of a DNS server?
To convert domain names into IP addresses
ExplanationConverts domain names to IP addresses.
#4
Which of the following is a protocol used for secure data transmission over a network?
SSH
ExplanationUsed for secure data transmission.
#5
What is the purpose of a proxy server in network communication?
To manage network traffic and provide anonymity
ExplanationManages traffic and provides anonymity.
#6
Which networking device is primarily used to connect multiple devices within a single local area network (LAN)?
Switch
ExplanationConnects devices within a LAN.
#7
What is the primary purpose of a firewall in network security?
To prevent unauthorized access to or from a private network
ExplanationPrevents unauthorized access.
#8
Which of the following is NOT a type of wireless network encryption?
SSL
ExplanationNot a type of wireless encryption.
#9
What does MAC stand for in the context of networking?
Media Access Control
ExplanationMedia Access Control.
#10
Which of the following is NOT a type of network topology?
Binary
ExplanationNot a type of network topology.
#11
What is the purpose of a VPN (Virtual Private Network) in network security?
To provide secure remote access to a private network over a public network
ExplanationProvides secure remote access.
#12
Which of the following is NOT a common network port?
Port 1000
ExplanationNot a common network port.
#13
What is a VLAN?
A virtual network that partitions a physical network
ExplanationPartitions a physical network.
#14
What is the purpose of an Intrusion Detection System (IDS) in network security?
To identify and respond to potential security threats
ExplanationIdentifies and responds to threats.
#15
What is a DMZ (Demilitarized Zone) in the context of network security?
A network segment isolated from the internal network but accessible from the internet
ExplanationIsolated segment accessible from the internet.
#16
What is the purpose of a honeypot in network security?
To divert and monitor malicious activity
ExplanationDiverts and monitors malicious activity.
#17
What is the purpose of an SSL certificate in web communication?
To provide authentication and encryption
ExplanationProvides authentication and encryption.