Which of the following is a network protocol?

• HTTP

• FTP

• SMTP

• TCP/IP

What is the purpose of a network protocol?

• To manage the power consumption of devices in a network.

• To provide physical connectivity between devices in a network.

• To encrypt data transmitted over a network.

• To govern the communication between devices in a network.

Which network topology connects all devices in a linear fashion?

• Star topology

• Ring topology

• Mesh topology

• Bus topology

Which network topology provides redundancy and fault tolerance?

• Mesh

• Star

• Ring

• Bus

What is the purpose of network troubleshooting?

• To complicate issues in a computer network.

• To ignore issues in a computer network.

• To identify and resolve issues in a computer network.

• To create issues in a computer network.

Which network device is used to connect multiple devices within a local area network?

• hub

• switch

• router

• modem

Which network device is used to connect multiple networks together?

• switch

• hub

• firewall

• router

What is the purpose of a firewall in a network?

• To allow unrestricted access to the network

• To slow down network traffic

• To encrypt all network traffic

• To establish a barrier between internal network and external traffic to prevent unauthorized access.

Which network troubleshooting tool is used to test network connectivity between two devices?

• ping

• telnet

• traceroute

• nslookup

Which network troubleshooting tool is used to analyze network traffic and packets?

• Bandwidth monitor

• Packet analyzer

• Network scanner

• Ping tool