D325 Networks Final - Set 5 - Part 2

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 21: Which command can be used on a Linux system to display active network interfaces and their configurations?

ipconfig

ping

ifconfig

nslookup

Question 22: What is the purpose of a proxy server in a network?

To manage IP addresses

To translate domain names into IP addresses

To act as an intermediary between clients and servers

To encrypt network traffic

Question 23: Which of the following protocols is used to resolve domain names into IP addresses?

DHCP

ARP

DNS

FTP

Question 24: A network administrator wants to block all traffic from an unauthorized IP address. Which feature should be used on the firewall?

MAC filtering

IP filtering

NAT

Port forwarding

Question 25: Which technology is commonly used to prioritize network traffic, ensuring that critical applications receive more bandwidth?

DHCP

NAT

QoS

DNS

Question 26: Which command-line tool is used to test connectivity between devices by sending ICMP echo requests?

tracert

ping

netstat

ipconfig

Question 27: What is the default port number for HTTPS traffic?

443

Question 28: Which of the following protocols is used for network time synchronization?

SNMP

SMTP

NTP

DHCP

Question 29: A technician is asked to troubleshoot a network issue where multiple devices are unable to communicate with each other. Which tool can be used to trace the path that packets take to a destination?

ping

tracert

ipconfig

nslookup

Question 30: Which of the following is a characteristic of TCP but not UDP?

Connection-oriented

Fast transmission

No flow control

Stateless

Question 31: Which network device is used to convert analog signals into digital signals for data transmission?

Router

Switch

Modem

Hub

Question 32: What is the default subnet mask for a Class C IP address?

255.0.0.0

255.255.255.0

255.255.0.0

255.255.255.255

Question 33: Which of the following is an example of a private IP address?

172.16.0.1

192.169.1.1

8.8.8.8

224.0.0.1

Question 34: What type of cable is required to connect two switches without the use of a hub or switch?

Straight-through

Crossover

Coaxial

Fiber

Question 35: What protocol is used to automatically assign IP addresses within a network?

FTP

DHCP

DNS

ICMP

Question 36: What is the primary purpose of a router in a network?

To manage IP addresses

To assign MAC addresses

To route traffic between different networks

To filter incoming packets

Question 37: Which protocol is used to manage and monitor network devices?

FTP

SMTP

SNMP

HTTP

Question 38: Which command can be used to display the MAC address of a network interface on a Windows machine?

ipconfig /all

netstat

nslookup

tracert

Question 39: What is the primary purpose of a VLAN in a network?

To extend the physical network

To separate network traffic into logical groups

To encrypt network traffic

To route traffic between different networks

Question 40: Which of the following IP addresses is reserved for private network use?

172.15.0.1

192.168.1.100

224.0.0.1

10.0.0.1

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