D413 Telecom and Wireless Communications - Set 2 - Part 1

Test your knowledge of technical writing concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 1: What does a switch primarily do in a network?

Amplifies network signals

Filters and forwards data packets based on MAC addresses

Assigns IP addresses to devices

Encrypts data traffic for secure transmission

Question 2: Which type of topology connects each network device to every other network device?

Star topology

Mesh topology

Bus topology

Ring topology

Question 3: What is the function of a UPS?

To regulate network traffic

To supply electrical power to a network during a power outage

To assign IP addresses to devices on a network

To amplify weak signals in a network

Question 4: Which protocol provides a secure method of accessing a remote computer over a network?

Telnet

SSH

HTTP

FTP

Question 5: What is the primary use of a "punch down tool"?

To crimp RJ 45 connectors

To insert twisted-pair cables into network terminations

To test network cable continuity

To strip the insulation from network cables

Question 6: What does MAC address filtering do in network security?

It filters data packets based on IP addresses

It restricts network access based on the MAC address of a device

It encrypts data transmissions to prevent unauthorized access

It assigns IP addresses dynamically

Question 7: What is the primary benefit of using VLANs?

They increase the range of wireless signals

They allow logical segmentation of a network, improving security and management

They encrypt data to prevent unauthorized access

They automatically assign IP addresses to devices

Question 8: What does the acronym FTP stand for?

File Transport Protocol

File Transfer Protocol

Fast Transmission Protocol

File Transmission Path

Question 9: What is the primary function of a repeater in a network?

To route data between networks

To extend the range of a network by amplifying signals

To filter traffic based on IP addresses

To assign dynamic IP addresses

Question 10: Which OSI model layer is responsible for addressing and routing data between networks?

Data link layer

Transport layer

Network layer

Physical layer

Question 11: Which wireless security protocol is considered outdated and vulnerable to attacks?

WPA2

WPA

WEP

AES

Question 12: What does attenuation cause in a network cable?

Increased signal strength

Loss of signal strength over distance

Signal encryption for security

Improved network speed

Question 13: What is a man in the middle attack?

An attack where data is intercepted and altered before reaching its destination

An attack that floods a network with excessive traffic

An attack where malware is installed on a computer

An attack that involves sending phishing emails

Question 14: What is the role of a Domain Name System?

To assign IP addresses automatically

To resolve domain names to IP addresses

To filter network traffic based on security rules

To encrypt data transmissions

Question 15: What type of network uses radio waves to transmit data over short distances?

Local Area Network

Wide Area Network

Personal Area Network

Virtual Private Network

Question 16: Which type of firewall inspects the state of packets over a connection?

Stateless packet inspection firewall

Stateful packet inspection firewall

Proxy firewall

Application-layer firewall

Question 17: What does PoE (Power over Ethernet) allow network cables to do?

Transfer data faster over a wired connection

Provide power to devices like IP cameras or access points

Assign IP addresses dynamically

Increase the range of wireless signals

Question 18: What is the purpose of a VLAN trunk?

To connect multiple VLANs using a single network link

To assign dynamic IP addresses to devices

To filter traffic based on MAC addresses

To encrypt wireless network signals

Question 19: Which device is typically used to amplify a weak signal in a fiber-optic network?

Switch

Repeater

Router

Bridge

Question 20: Which type of network topology uses a single cable to connect all devices?

Star topology

Ring topology

Mesh topology

Bus topology

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