Computer Knowledge Quiz 6

1 / 15

Which protocol is commonly used for sending and receiving emails?

ICMP

SMTP

FTP

SNMP

2 / 15

Which of the following is a valid IPv6 address format?

192.168.1.1

255.255.255.0

127.0.0.1

2001:0db8:85a3:0000:0000:8a2e:0370:7334

3 / 15

What is the purpose of the Ping command in networking?

Send files between devices

Configure network settings

Encrypt data transmissions

Measure network latency and check connectivity

4 / 15

What is the purpose of an IP address in networking?

Managing network hardware

Controlling data flow in a network

Ensuring secure connections

Identifying a device on the internet

5 / 15

Which of the following is a wireless networking standard?

USB

HDMI

Ethernet

Bluetooth

6 / 15

In the OSI model, which layer is responsible for error detection and correction?

Presentation Layer

Data Link Layer

Transport Layer

Network Layer

7 / 15

What device is used to connect multiple computers in a local area network (LAN)?

Hub

Router

Switch

Modem

8 / 15

Which networking protocol is used for the secure transmission of files over a network?

SMTP (Simple Mail Transfer Protocol)

HTTP (Hypertext Transfer Protocol)

FTP (File Transfer Protocol)

SSH (Secure Shell)

9 / 15

What is the primary function of the ARP (Address Resolution Protocol) in networking?

Translating IP addresses to MAC addresses

Routing data between networks

Ensuring secure connections

Assigning IP addresses to devices

10 / 15

Which of the following devices operates at the Application Layer of the OSI model?

Gateway

Switch

Hub

Router

11 / 15

What is the function of a firewall in network security?

Allocates IP addresses

Filters and monitors network traffic

Encrypts data transmissions

Manages routing tables

12 / 15

What does the acronym LAN stand for in networking?

Local Area Network

Large Area Network

Local Access Network

Long Area Network

13 / 15

What is the primary purpose of a router in a network?

Manages IP addresses

Connects devices within a LAN

Amplifies network signals

Filters and forwards data between different networks

14 / 15

What is the purpose of DNS (Domain Name System) in networking?

Assigning IP addresses to devices

Routing data between networks

Establishing secure connections

Translating domain names to IP addresses

15 / 15

Which of the following is a layer-2 device that operates at the Data Link layer of the OSI model?

Repeater

Router

Hub

Switch

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