Master Wireless Networking: Wi-Fi, Bluetooth, and Security

Question 1

Which of the following is a primary advantage of wireless networking in comparison to wired networking?

Accepted Answer

Enhanced mobility

Answer

Improved security

Answer

Increased reliability

Answer

Reduced cost

Question 2

Which wireless network security protocol is designed to prevent unauthorized access?

Accepted Answer

WPA2

Answer

MAC filtering

Answer

WEP

Answer

TLS

Question 3

What is the primary purpose of a Service Set Identifier (SSID) in a wireless network?

Accepted Answer

To identify the network

Answer

To encrypt data

Answer

To control access

Answer

To extend signal range

Question 4

Which of the following is NOT a common application of wireless networking?

Accepted Answer

Satellite communication

Answer

Home networking

Answer

Business networking

Answer

Industrial automation

Question 5

What is the maximum theoretical data transfer rate achievable by a wireless network using the 802.11ax standard?

Accepted Answer

4.8 Gbps

Answer

150 Mbps

Answer

600 Mbps

Answer

2.4 Gbps

Question 6

Which of the following is a key advantage of Bluetooth technology?

Accepted Answer

Low power consumption

Answer

Extended range

Answer

High bandwidth

Answer

Superior security

Question 7

What is the primary function of a wireless network adapter in a device?

Accepted Answer

To transmit and receive wireless signals

Answer

To secure the network connection

Answer

To manage network traffic

Answer

To store network information

Question 8

Which component is typically NOT found in a wireless network architecture?

Accepted Answer

Firewall

Answer

Access Point

Answer

Wireless Adapter

Answer

Router

Question 9

Which characteristic is unique to Wi-Fi networks?

Accepted Answer

Operates in unlicensed radio spectrum

Answer

Operates in licensed radio spectrum

Answer

Employs a decentralized access point

Answer

Uses mesh topology for device connectivity

Question 10

Which IEEE 802.11 standard introduced the use of the 5 GHz frequency band for wireless networking?

Accepted Answer

802.11a

Answer

802.11b

Answer

802.11g

Answer

802.11n

Question 11

Which modulation technique is employed by Bluetooth technology?

Accepted Answer

Phase shift keying (PSK)

Answer

Frequency modulation (FM)

Answer

Quadrature amplitude modulation (QAM)

Answer

Orthogonal frequency-division multiplexing (OFDM)

Question 12

Which of the following is NOT a potential limitation of wireless networking?

Accepted Answer

Increased data transfer rates

Answer

Limited coverage area

Answer

Potential for interference

Answer

High energy consumption

Question 13

What is the primary function of a wireless access point (WAP) in a Wi-Fi network?

Accepted Answer

To connect wireless devices to the wired network

Answer

To provide network security

Answer

To manage network traffic

Answer

To extend the range of the Wi-Fi signal

Question 14

In which frequency range does Bluetooth Low Energy (BLE) technology operate?

Accepted Answer

2.4 GHz

Answer

5 GHz

Answer

60 GHz

Answer

12 GHz

Question 15

What is the highest theoretical speed attainable by a Wi-Fi connection adhering to the 802.11ac standard?

Accepted Answer

2.4 Gbps

Answer

54 Mbps

Answer

150 Mbps

Answer

1 Gbps

Question 16

What is the primary purpose of a MAC address in wireless networking?

Accepted Answer

Device identification

Answer

Data transmission

Answer

Error detection

Answer

Encryption

Question 17

What is the main function of a wireless access point?

Accepted Answer

Bridging devices to a wired network

Answer

Providing internet connectivity

Answer

Amplifying Wi-Fi signals

Answer

Blocking unauthorized devices

Question 18

What is the role of the SSID in a Wi-Fi network?

Accepted Answer

Identifying the network to devices

Answer

Encrypting data

Answer

Controlling access to the network

Answer

Extending the range of the network

Question 19

According to the IEEE 802.11 standard, which protocol is the fastest for wireless data transmission?

Accepted Answer

802.11ac

Answer

802.11n

Answer

802.11g

Answer

802.11b

Question 20

Which security protocol is commonly used to protect wireless networks?

Accepted Answer

WPA2

Answer

ARP

Answer

DHCP

Answer

NAT

Question 21

What is the process called for establishing a connection between two Bluetooth devices?

Accepted Answer

Pairing

Answer

Synchronization

Answer

Roaming

Answer

Handshaking

Question 22

Which of the following is a disadvantage of using wireless networks?

Accepted Answer

Signal interference and security concerns

Answer

High bandwidth and reliability

Answer

Low latency and reduced coverage

Question 23

What is the primary function of a wireless access point?

Accepted Answer

To connect wireless devices to a wired network

Answer

To extend the range of a wireless signal

Answer

To ensure the security of wireless connections

Answer

To control access to devices on the network

Question 24

What is the fundamental difference between ad-hoc and infrastructure wireless networks?

Accepted Answer

Ad-hoc networks lack a central access point

Answer

Infrastructure networks offer greater security

Answer

Ad-hoc networks are inherently faster

Answer

Infrastructure networks have a wider range

Question 25

In an industrial setting, which application best showcases the benefits of wireless networking?

Accepted Answer

Monitoring remote sensors in hazardous or inaccessible areas

Answer

Establishing a wired network infrastructure for reliable connections

Answer

Providing internet access to employees in office environments

Answer

Connecting to cloud services for data storage

Question 26

What is the significance of the MAC address in wireless networking?

Accepted Answer

It uniquely identifies a wireless device on the network

Answer

It encrypts data transmissions for security

Answer

It assigns IP addresses to wireless devices

Answer

It controls access to resources on the network