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
Do not refresh the page!
👍 All the best!

1 / 30

1. 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

2 / 30

2. What is the significance of the broadcast MAC address?

a) It is used to identify the network gateway

b) It is used to identify multicast addresses

c) It is used to identify all devices on the local network

d) It is used to identify the DNS server

3 / 30

3. What is asymmetric encryption?

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

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

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

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

4 / 30

4. 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.

5 / 30

5. 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

6 / 30

6. What happens if a device with a private IP address tries to communicate directly with a device outside its local network?

a) The communication is blocked by the device's firewall

b) The communication is automatically routed through a NAT gateway

c) The communication fails because private IP addresses are not routable on the internet

d) The communication is automatically translated to a public IP address by the device's DHCP server

7 / 30

7. What are the weaknesses of WEP encryption?

a) Vulnerabilities in encryption algorithms and weak key management

b) High compatibility with older devices and networks

c) Low resource consumption and network performance degradation

d) Support for multiple authentication methods

8 / 30

8. What is the purpose of a digital signature in authentication?

a) To encrypt data transmissions over the network

b) To identify and verify the identity of users or devices

c) To grant or deny access to network resources based on defined rules

d) To provide integrity and authenticity of digital documents or messages

9 / 30

9. Which layer of the OSI model is concerned with the electrical and physical specifications of devices?

a) Data Link layer

b) Network layer

c) Physical layer

d) Transport layer

10 / 30

10. What is a VPN (Virtual Private Network)?

a) A network protocol used for secure remote access to a corporate network

b) A physical network infrastructure used to connect devices within a localized area

c) A wireless network technology used for internet connectivity in public areas

d) A network security protocol used to encrypt data transmitted over a public network

11 / 30

11. What method is commonly used in email spoofing attacks?

a) Sending genuine emails from trusted sources

b) Impersonating a legitimate sender's email address

c) Encrypting email content to prevent interception

d) Filtering out spam messages from the inbox

12 / 30

12. What security enhancement does WPA provide over WEP?

a) Stronger encryption algorithms and more robust key management

b) Increased compatibility with older devices and networks

c) Higher network performance and reduced resource consumption

d) Improved support for multiple authentication methods

13 / 30

13. How can individuals identify potential phishing emails?

a) By clicking on all links to verify their authenticity

b) By checking for spelling and grammar errors in the email content

c) By opening email attachments from unknown senders

d) By providing personal information requested in the email

14 / 30

14. What is a common use case for a multipoint-to-multipoint topology?

a) Direct device connections

b) Centralized control of network traffic

c) Collaborative environments and peer-to-peer networks

d) Broadcasting from a single source

15 / 30

15. How does a VPN ensure secure communication over public networks?

a) By encrypting data transmitted between the user's device and the VPN server

b) By using hardware-based firewalls to filter network traffic

c) By isolating network traffic within a VLAN

d) By using virtualization technology to create secure network segments

16 / 30

16. What is the purpose of spoofing attacks?

a) To flood a network with excessive traffic

b) To intercept communication between two parties

c) To impersonate a legitimate source or entity

d) To encrypt sensitive information for secure transmission

17 / 30

17. 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.

18 / 30

18. What are some common methods used in DoS attacks?

a) Ping flooding, SYN flooding, and UDP flooding

b) Phishing, malware, and social engineering

c) SQL injection, cross-site scripting (XSS), and command injection

d) Encryption, decryption, and key exchange

19 / 30

19. What does HTTP stand for in networking?

a) HyperText Transfer Protocol

b) High Transmission Protocol

c) Hyperlink Transfer Protocol

d) Host Transfer Protocol

20 / 30

20. 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

21 / 30

21. What is the goal of a Man-in-the-Middle (MitM) attack?

a) The goal of a Man-in-the-Middle (MitM) attack is to gain unauthorized access to a network by exploiting vulnerabilities in the system.

b) The goal of a Man-in-the-Middle (MitM) attack is to disrupt or interrupt the normal functioning of a network, service, or website.

c) The goal of a Man-in-the-Middle (MitM) attack is to intercept and potentially alter the communication between two parties without their knowledge.

d) The goal of a Man-in-the-Middle (MitM) attack is to encrypt files on a victim's system and demand a ransom for their release.

22 / 30

22. What are some characteristics of 3G cellular networks?

a) High-speed internet access, video streaming, and improved voice quality

b) Low data transfer rates and limited coverage compared to previous generations

c) Limited support for multimedia services and no support for voice calls

d) Higher power consumption and shorter battery life on mobile devices

23 / 30

23. What is WPA2-Enterprise authentication?

a) Wireless Public Shared Key authentication for enterprise networks

b) Wi-Fi Protected Access 2 - Enterprise Security Key

c) Wired Protected Access 2 - Enterprise authentication

d) Wireless Privacy with Individual Key authentication

24 / 30

24. How many bits are used for IP addresses in IPv4?

a) 32 bits

b) 64 bits

c) 128 bits

d) 256 bits

25 / 30

25. 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

26 / 30

26. How does ARP poisoning work in a Man-in-the-Middle (MitM) attack?

a) ARP poisoning involves flooding a target system with ARP requests to exhaust its ARP cache and disrupt network communication.

b) ARP poisoning involves sending falsified ARP messages to associate the attacker's MAC address with the IP address of a legitimate network device, allowing the attacker to intercept and potentially alter communication between the legitimate parties.

c) ARP poisoning involves intercepting and modifying network traffic to exploit vulnerabilities in the TCP/IP stack of a target system.

d) ARP poisoning involves flooding a target system with ICMP echo request packets (pings) to consume its network bandwidth and resources, rendering it unreachable.

27 / 30

27. What is a VPN client?

a) A network device responsible for establishing VPN connections

b) A software application installed on a user's device to initiate VPN connections

c) A network device that filters and forwards traffic between different VLANs

d) A physical device used to terminate VPN connections

28 / 30

28. What is CIDR notation used for in networking?

a) Identifying network interfaces

b) Specifying IP address ranges

c) Defining routing protocols

d) Describing subnet masks and network prefixes

29 / 30

29. 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

30 / 30

30. 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)

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

NameEmailPhone Number

Your score is

Please provide your feedback.

Thank you for your valuable feedback.

Buy Networking MCQ PDF for Offline Study

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.

Related MCQs