Networking Online Test

Created by

Vikash chaudhary

This 'Networking Online Test' covers questions across all the topics related to the Networking like WiFi, Ethernet, LAN, WAN, IP, ISP, etc

Get fresh, new questions in each attempt.

Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
Randomization: Yes
Certificate: Yes
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👍 All the best!

1 / 30

1. What is a primary reason for choosing a star topology in modern networks?

a) Lower cost

b) Reduced complexity

c) Better fault tolerance and scalability

d) Faster data transmission

2 / 30

2. What is a Man-in-the-Middle (MitM) attack?

a) A Man-in-the-Middle (MitM) attack is an attempt to disrupt or interrupt the normal functioning of a network, service, or website by overwhelming it with a flood of illegitimate traffic or requests.

b) A Man-in-the-Middle (MitM) attack is a type of malware that encrypts files on a victim's system and demands a ransom for their release.

c) A Man-in-the-Middle (MitM) attack is a form of social engineering where attackers manipulate individuals into revealing sensitive information.

d) A Man-in-the-Middle (MitM) attack is an attack where the attacker intercepts and potentially alters the communication between two parties without their knowledge.

3 / 30

3. How does TCP handle packet loss?

a) By retransmitting lost packets based on acknowledgments

b) By ignoring lost packets and continuing transmission

c) By encrypting data packets to prevent loss

d) By broadcasting lost packets to all connected devices

4 / 30

4. Which transport layer protocol is used for DNS queries and why?

a) TCP, because it provides reliable data transmission

b) UDP, because it is faster and DNS queries are typically small

c) HTTP, because it supports web applications

d) FTP, because it handles file transfers

5 / 30

5. How many bits are typically in a MAC address?

a) 32 bits

b) 48 bits

c) 64 bits

d) 128 bits

6 / 30

6. What is a key advantage of using a client-server model?

a) Simplified peer-to-peer communication

b) Centralized control and resource management

c) Direct data sharing between clients

d) Reduced network traffic

7 / 30

7. What is the difference between authentication and authorization in network security?

a) Authentication verifies the identity of users or devices, while authorization grants or denies access to network resources.

b) Authentication grants or denies access to network resources, while authorization verifies the identity of users or devices.

c) Authentication and authorization are two terms for the same process in network security.

d) Authentication and authorization are not relevant to network security.

8 / 30

8. What is the role of IP (Internet Protocol) in the TCP/IP model?

a) To provide reliable data transmission and error detection

b) To define the format and structure of data packets

c) To address and route data packets between different networks

d) To manage communication sessions between applications

9 / 30

9. What information does the `ping` command provide?

a) The route taken by packets to reach a destination host

b) Network interface configuration information of the local host

c) Round-trip time, packet loss percentage, and destination IP address

d) DNS (Domain Name System) information for a specified domain name

10 / 30

10. What is the role of the Session layer in the OSI model?

a) To manage data flow control and error detection

b) To provide logical addressing and packet forwarding

c) To establish, manage, and terminate sessions between applications

d) To handle the physical transmission of data

11 / 30

11. Which of the following is an example of a hybrid topology?

a) A network combining star and bus topologies

b) A network consisting only of star topologies

c) A network with nodes arranged in a single line

d) A fully interconnected network with redundant paths

12 / 30

12. Which protocol is essential for sending emails from a client to a mail server?

a) HTTP

b) FTP

c) SMTP

d) HTTPS

13 / 30

13. How does a ring topology handle data collisions?

a) By using a central hub to manage traffic

b) Through the use of a token-passing protocol

c) By broadcasting data to all nodes

d) By avoiding the need for collision detection

14 / 30

14. Which topology can be described as having each node connected directly to every other node?

a) Bus topology

b) Ring topology

c) Star topology

d) Mesh topology

15 / 30

15. Which network topology is highly scalable and easy to add new nodes without disrupting the network?

a) Bus topology

b) Star topology

c) Ring topology

d) Mesh topology

16 / 30

16. What are the vulnerabilities of WEP?

a) Vulnerabilities in encryption algorithms and weak key management

b) Limited compatibility with older devices and networks

c) High resource consumption and network performance degradation

d) Inability to support multiple authentication methods

17 / 30

17. What is a wireless access point (AP)?

a) A device that converts digital signals into analog signals for wireless transmission

b) A device that connects wireless devices to a wired network

c) A device that amplifies wireless signals for extended coverage

d) A device that converts wireless signals into electrical signals for processing by a computer

18 / 30

18. Which application is commonly associated with the peer-to-peer model?

a) Email services

b) Web hosting

c) File sharing applications like BitTorrent

d) Centralized database management

19 / 30

19. What is the principle of least privilege in authorization?

a) Granting users access to all network resources

b) Granting users access to only the resources necessary to perform their tasks

c) Denying users access to network resources

d) Granting users unlimited privileges on the network

20 / 30

20. How does TCP ensure data is delivered accurately and in order?

a) By encrypting the data packets

b) By using port numbers for identification

c) By establishing a connection and sequencing data packets

d) By broadcasting data packets to all connected devices

21 / 30

21. What function does a hub perform in a network?

a) It manages network traffic and ensures data delivery between networks

b) It provides power to devices within the network

c) It amplifies network signals and repeats them to connected devices

d) It encrypts network traffic for secure transmission

22 / 30

22. Which network topology is most susceptible to collisions?

a) Star topology

b) Mesh topology

c) Bus topology

d) Ring topology

23 / 30

23. What is a primary advantage of a point-to-point topology?

a) High scalability

b) Simple implementation and low cost

c) High redundancy and fault tolerance

d) Easy to troubleshoot and maintain

24 / 30

24. What is the purpose of IPv6 transition technologies?

a) To revert back to IPv4

b) To improve IPv4 security

c) To facilitate the coexistence of IPv4 and IPv6 networks

d) To replace IPv4 completely

25 / 30

25. Which OSI layer is directly responsible for providing end-user services and interface?

a) Application layer

b) Presentation layer

c) Session layer

d) Transport layer

26 / 30

26. How does ARP work?

a) By broadcasting an IP address and waiting for the corresponding MAC address to respond

b) By querying a DNS server for the MAC address associated with a given IP address

c) By encrypting IP addresses and MAC addresses for secure transmission

d) By establishing a direct connection between devices using their MAC addresses

27 / 30

27. How can encryption help mitigate the risk of Man-in-the-Middle (MitM) attacks?

a) Encryption prevents attackers from intercepting communication between two parties.

b) Encryption prevents attackers from spoofing ARP messages.

c) Encryption prevents attackers from flooding a target system with excessive traffic.

d) Encryption prevents attackers from exploiting vulnerabilities in the TCP/IP stack.

28 / 30

28. In a hybrid topology, what happens if a node in one topology segment fails?

a) The entire network goes down

b) Only the affected segment may be impacted

c) All data transmission is halted

d) The network reroutes all traffic through a central hub

29 / 30

29. What is the primary disadvantage of WPA2-Enterprise authentication compared to WPA2-PSK?

a) Lower security due to shared security key

b) Higher resource consumption and complexity of setup

c) Limited compatibility with older devices and networks

d) Slower authentication and network performance

30 / 30

30. What is the purpose of using private IP addresses within a network?

a) To ensure fast internet connectivity

b) To conserve public IP addresses

c) To improve network security

d) To establish secure VPN connections

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This 'Networking Online Test' covers questions across all the topics related to the Networking like WiFi, Ethernet, LAN, WAN, IP, ISP, etc

Please provide accurate information so we can send your Achievement Certificate by mail.

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