#1
Which of the following devices operates at the physical layer of the OSI model?
#2
What is the maximum data rate for a standard Ethernet LAN?
10 Mbps
100 Mbps
1 Gbps
10 Gbps
#3
What does TCP stand for in networking?
Transmission Control Protocol
Terminal Control Protocol
Transfer Control Protocol
Transport Communication Protocol
#4
Which of the following is NOT a type of network topology?
#5
What is the purpose of DHCP in networking?
To assign static IP addresses
To translate domain names to IP addresses
To dynamically assign IP addresses to devices
To secure network communication
#6
Which protocol is used to send email?
#7
What is the purpose of a subnet mask in networking?
To identify the network portion of an IP address
To identify the host portion of an IP address
To determine the default gateway
To determine the DNS server
#8
In networking, what is DNS used for?
To encrypt data
To translate domain names to IP addresses
To establish secure connections
To regulate network traffic
#9
What is the primary function of a firewall in a network?
To filter and block unwanted traffic
To amplify network signals
To manage IP addresses
To provide encryption
#10
What is the purpose of NAT (Network Address Translation) in networking?
To translate domain names to IP addresses
To assign IP addresses dynamically
To convert private IP addresses to public IP addresses
To authenticate users
#11
Which of the following is NOT a characteristic of a peer-to-peer network?
Centralized administration
Decentralized resources
Scalability
Shared resources
#12
What is the maximum number of IP addresses that can be assigned to hosts on a subnet with a subnet mask of 255.255.255.248?
#13
What is the function of ICMP (Internet Control Message Protocol) in networking?
To route packets between networks
To manage IP addresses
To diagnose network communication issues
To secure network communication
#14
What is the purpose of VLAN (Virtual Local Area Network) in networking?
To physically separate network segments
To logically group devices into separate networks
To authenticate users
To manage IP addresses
#15
What is the purpose of QoS (Quality of Service) in networking?
To ensure network security
To prioritize network traffic
To manage IP addresses
To authenticate users