Networking Quiz (Set 14) - Upskilling Engineers

Networking (Set 4)

1 / 10

What is the purpose of a VPN (Virtual Private Network)?

To provide a physical connection between devices

To encrypt data packets for secure transmission

To establish a secure and encrypted connection over an insecure network

To translate between IP addresses and domain names

2 / 10

Which layer of the OSI model is responsible for routing and forwarding data packets?

Physical layer

Data Link layer

Transport layer

Network layer

3 / 10

What is the purpose of a DNS cache?

To store encrypted passwords

To store recently visited websites for faster access

To store DNS lookup results for quicker subsequent queries

To store hardware configurations

4 / 10

Which type of network topology involves each device being connected to a central hub?

Ring topology

Star topology

Bus topology

Mesh topology

5 / 10

What does the acronym LAN stand for in networking?

Local Area Network

Large Access Network

Long Area Network

Link Access Node

6 / 10

What is the purpose of a firewall in networking?

To forward data packets between devices

To translate domain names to IP addresses

To assign IP addresses to devices

To prevent unauthorized access and protect against threats

7 / 10

Which networking protocol is commonly used for securely accessing remote servers over an unsecured network?

FTP

SSH

SMTP

POP3

8 / 10

What does NAT (Network Address Translation) do in networking?

Translates domain names to IP addresses

Provides secure authentication for network users

Translates private IP addresses to a public IP address

Ensures the integrity of data packets during transmission

9 / 10

What is the role of a router in a network?

To forward data packets between different network segments

To encrypt data during transmission

To translate domain names to IP addresses

To provide physical connectivity to devices

10 / 10

What is the purpose of a subnet mask in IP networking?

To encrypt data transmitted over the network

To identify the physical address of a device

To define a range of IP addresses within a network

To establish a secure connection between devices

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