Exploring Modern Data Communications

Which of the following is a characteristic of 5G wireless communication technology?

• Lower latency than 4G

• Higher latency than 4G

• Reduced data transfer speeds

• Limited device connectivity

What is the primary function of the TCP/IP protocol in data communications?

• To encrypt data

• To establish a connection between devices

• To manage data storage

• To compress data

Which wireless communication technology is commonly used for short-range data exchange between devices?

• Wi-Fi

• Bluetooth

• LTE

• Satellite

What is the maximum theoretical data transfer speed of Wi-Fi 6 (802.11ax)?

• 1 Gbps

• 3.5 Gbps

• 9.6 Gbps

• 15 Gbps

Which of the following is a standard for Ethernet networks?

• 802.11ac

• 802.3

• 802.15

• 802.16

In data transmission, what does the term "full-duplex" mean?

• Data can only be sent in one direction at a time

• Data can be sent and received simultaneously

• Data is sent in bursts

• Data is encrypted during transmission

Which protocol is used for secure data transmission over the internet?

• HTTP

• FTP

• HTTPS

• SMTP

What is the primary advantage of fibre optic cables over copper cables in data transmission?

• Lower cost

• Higher bandwidth

• Easier installation

• Greater flexibility

Which of the following is a wireless communication standard used for connecting devices in a personal area network (PAN)?

• Zigbee

• WiMAX

• NFC

• Bluetooth

What is the main purpose of the OSI model in networking?

• To provide a framework for understanding network protocols

• To encrypt data

• To manage network hardware

• To compress data