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. How are MAC addresses assigned?

a) They are assigned by network administrators

b) They are assigned by internet service providers (ISPs)

c) They are assigned by the manufacturer of the network interface

d) They are assigned by the Internet Assigned Numbers Authority (IANA)

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2. In a ring topology, what ensures that data reaches the correct destination node?

a) Centralized control by a hub

b) Logical addressing and routing

c) The token-passing protocol ensures orderly transmission

d) Multiple redundant paths

3 / 30

3. What is a hardware firewall?

a) A hardware firewall is a software-based security system installed on individual computers or network devices.

b) A hardware firewall is a standalone device positioned between a private internal network and external networks, such as the internet, to filter network traffic based on predefined security rules.

c) A hardware firewall is a cryptographic protocol used to encrypt data transmitted over a network.

d) A hardware firewall is a network access control mechanism that grants or denies access to network resources based on defined rules.

4 / 30

4. What protocol is commonly used at the Application layer of the TCP/IP model for web browsing?

a) TCP (Transmission Control Protocol)

b) IP (Internet Protocol)

c) HTTP (Hypertext Transfer Protocol)

d) FTP (File Transfer Protocol)

5 / 30

5. What is SYN flooding in a DoS attack?

a) SYN flooding involves flooding a target system with TCP SYN packets to consume its network bandwidth and resources, exhausting its ability to establish new connections.

b) SYN flooding involves flooding a target system with UDP packets to exhaust its UDP port resources and disrupt its ability to handle UDP-based services.

c) SYN flooding involves flooding a target system with DNS queries to exhaust its DNS server resources and disrupt its domain resolution services.

d) SYN flooding involves intercepting and modifying network traffic to exploit vulnerabilities in the TCP/IP stack of a target system.

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6. What is the purpose of subnetting?

a) To simplify network configuration

b) To increase network security

c) To conserve IP address space

d) To improve network performance

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7. 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

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8. What is the main difference between public and private IP addresses?

a) Public IP addresses are assigned by ISPs, while private IP addresses are assigned by network administrators.

b) Public IP addresses are globally unique and routable on the internet, while private IP addresses are only used within private networks.

c) Public IP addresses are more secure than private IP addresses.

d) Private IP addresses are reserved for specific types of devices, while public IP addresses can be used by any device.

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9. How many layers are there in the OSI model?

a) 4

b) 5

c) 6

d) 7

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10. What is the maximum number of subnets that can be created with a /26 CIDR notation?

a) 16

b) 32

c) 64

d) 128

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11. What is one limitation of IPv4 addresses?

a) Insufficient support for mobile devices

b) Incompatibility with legacy networks

c) Limited address space leading to address exhaustion

d) Lack of security features

12 / 30

12. How does a client-server model typically enhance security?

a) By decentralizing data storage

b) By requiring direct client-to-client communication

c) Through centralized authentication and access control

d) By allowing unrestricted data access to clients

13 / 30

13. What is the primary weakness of WPA2?

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

14 / 30

14. What is one main disadvantage of a bus topology?

a) High cost of installation

b) Complex troubleshooting

c) Single point of failure

d) Difficult to add new nodes

15 / 30

15. What kind of data is managed by the Transport layer?

a) Raw bit streams

b) Data frames

c) Data packets

d) Data segments

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16. 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.

17 / 30

17. What is symmetric encryption?

a) Symmetric encryption uses the same key for both encryption and decryption.

b) Symmetric encryption uses different keys for encryption and decryption.

c) Symmetric encryption requires a public and private key pair.

d) Symmetric encryption is not commonly used in network security.

18 / 30

18. What is Bluetooth?

a) A wireless networking technology used for connecting devices over short distances

b) A high-speed internet connection provided over cellular networks

c) A type of wireless encryption protocol

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

19 / 30

19. What are the advantages of wireless networks?

a) Increased security due to the absence of physical connections

b) Improved mobility and flexibility in device placement

c) Lower cost of infrastructure installation and maintenance

d) Reduced susceptibility to interference from external sources

20 / 30

20. 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

21 / 30

21. What is an advantage of using a hybrid topology?

a) Simple design and low cost

b) Uniform network configuration

c) High flexibility and scalability

d) Reduced cable requirements

22 / 30

22. What is ping flooding in a DoS attack?

a) Ping flooding involves sending a flood of ICMP echo request packets (pings) to a target system to consume its network bandwidth and resources.

b) Ping flooding involves flooding a target system with HTTP requests to overload its web server and render it unavailable.

c) Ping flooding involves flooding a target system with DNS queries to exhaust its DNS server resources and disrupt its domain resolution services.

d) Ping flooding involves intercepting and redirecting network traffic to a malicious server to eavesdrop on communications.

23 / 30

23. Which of the following is a characteristic of the client in a client-server model?

a) Serves multiple requests from various servers

b) Provides services to other clients

c) Requests services and resources from the server

d) Controls and manages network resources

24 / 30

24. What is session hijacking in the context of Man-in-the-Middle (MitM) attacks?

a) Session hijacking involves taking control of a user's active session with a web application or service, allowing the attacker to impersonate the user and perform unauthorized actions.

b) Session hijacking involves intercepting and potentially altering the communication between two parties without their knowledge, allowing the attacker to eavesdrop on sensitive information or manipulate the communication.

c) Session hijacking involves flooding a target system with a large volume of traffic or requests, causing it to become overwhelmed and unavailable to legitimate users.

d) Session hijacking involves exploiting vulnerabilities in the encryption protocols used to secure network communication, allowing the attacker to decrypt and access sensitive information transmitted between two parties.

25 / 30

25. What is a characteristic feature of a bus topology?

a) All nodes are connected to a central hub

b) All nodes are connected to a single communication line

c) Each node is connected to exactly two other nodes

d) Each node is connected to a central switch

26 / 30

26. What is the primary reason for the transition from IPv4 to IPv6?

a) Improved security features

b) Increased address space

c) Faster data transmission speeds

d) Reduced network latency

27 / 30

27. 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

28 / 30

28. How can ARP spoofing attacks be mitigated?

a) By disabling ARP caching on network devices

b) By implementing port security on network switches

c) By using encryption for ARP packets

d) By implementing ARP spoofing detection mechanisms

29 / 30

29. What is authorization in network security?

a) The process of identifying and verifying the identity of a user or device

b) The process of encrypting data transmissions over the network

c) The process of monitoring network traffic for security threats

d) The process of granting or denying access to network resources based on established policies

30 / 30

30. Which protocol would you use to download a large file from a remote server?

a) HTTP

b) SMTP

c) FTP

d) HTTPS

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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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