Networking Quiz

A company has frequent network outages due to a single point of failure in its topology. Which network topology would best resolve this issue?

• Bus

• Ring

• Star

• Mesh

A technician pings a remote server and receives the response 'Destination Host Unreachable.' What should the technician do next?

• Replace the network cable.

• Verify the IP address and subnet mask.

• Reboot the router.

• Perform a DNS lookup.

You are tasked with improving the security of a public Wi-Fi network. Which of the following should be implemented?

• Disable SSID broadcast.

• Use WEP encryption.

• Use WPA3 encryption.

• Allow open access to the network.

A network administrator needs to optimize the performance of a LAN with high traffic. Which device should they use to manage data flow more efficiently?

• Hub

• Switch

• Repeater

• Modem

You observe that an application is sending packets out of order, leading to poor performance. Which OSI layer is responsible for fixing this issue?

• Application

• Presentation

• Transport

• Network

A small business wants to host its own website and manage email services. Which of the following is the best solution?

• Use a cloud hosting service.

• Set up a server with a static IP address.

• Use dynamic IP addressing with a DNS provider.

• Install a hub to manage the network.

You notice unauthorized access to sensitive data within your network. Which measure would most effectively prevent this in the future?

• Use firewalls to block incoming traffic.

• Implement network segmentation using VLANs.

• Replace network switches with hubs.

• Increase the network bandwidth.

A network technician configures a device with the IP address 192.168.1.10/24. What is the broadcast address for this network?

• 192.168.1.0

• 192.168.1.1

• 192.168.1.255

• 192.168.1.254

A company wants to prioritize video conferencing traffic over email and web browsing on its network. What technology should be used?

• VLAN

• QoS

• NAT

• DNS

You are designing a network for a hospital that requires high availability and reliability. Which of the following configurations should you prioritize?

• Static routing

• Redundant hardware and failover systems

• Dynamic IP addressing

• Peer-to-peer networking