Technology that allows communication over the internet using voice and video signals?

VoIP (Voice over Internet Protocol

What is the purpose of a URL shortener?

To create a more memorable and user-friendly link.

. What is the advantage of using a touchscreen instead of a keyboard?

Touchscreens are more efficient for entering text.

What is a "thread" in the context of online discussions?

A single message posted on a forum or newsgroup.

What is the role of a biometric input device?

To provide a secure way to identify and authenticate a user

What is the difference between 3G and 4G networks?

4G networks are faster and have a wider coverage area than 3G networks.

Which of the following is NOT an advantage of cloud computing?

C. To enlarge text on the screen

What is the purpose of a Point of Sale (POS) system?

To create electronic copies of documents

What is the main purpose of an Automated Teller Machine (ATM)?

To transfer money between bank accounts

What is the main difference between barcodes and RFID tags?

Barcodes require visual scanning, while RFID tags can be read wirelessly.

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Gr12 #4A

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Answers

1
Technology that allows communication over the internet using voice and video signals?
Cloud computing
Email
Web conferencing
VoIP (Voice over Internet Protocol
2
What is the purpose of a URL shortener?
To convert a website into a digital document.
To store data permanently.
To provide secure access to a website.
To create a more memorable and user-friendly link.
3
. What is the advantage of using a touchscreen instead of a keyboard?
Touchscreens are less prone to errors.
Touchscreens are more efficient for entering text.
Touchscreens are easier to use with software applications.
Touchscreens require less physical space.
4
What is a "thread" in the context of online discussions?
A series of related messages or posts
A chat room where multiple users can communicate in real time.
A single message posted on a forum or newsgroup.
An encrypted message sent between two users.
5
What is the role of a biometric input device?
To control a computer's volume
To provide a secure way to identify and authenticate a user
To store data securely in the cloud
To create electronic copies of documents
6
What is the difference between 3G and 4G networks?
4G networks are faster and have a wider coverage area than 3G networks.
3G networks are more secure than 4G networks.
3G networks are faster and have a wider coverage area than 4G networks.
4G networks are less secure than 3G networks.
7
Which of the following is NOT an advantage of cloud computing?
D. To assist with Braille input
A. To convert text to speech
B. To provide voice commands
C. To enlarge text on the screen
8
What is the purpose of a Point of Sale (POS) system?
To manage a computer's resources
To process transactions and manage inventory
To create electronic copies of documents
To provide secure access to a network
9
What type of device is used to record data from sensors and other devices?
A printer
A data collection device
An input device
A monitor
10
What is the main purpose of an Automated Teller Machine (ATM)?
To manage a computer's resources
To make electronic copies of documents.
To provide access to secure wireless networks
To transfer money between bank accounts
11
Technology used to electronically identify and track products in a warehouse?
Voice recognition software
RFID tags
Biometric input devices
Cloud computing
12
What is a common biometric input method used in modern computers?
Iris scanning
Fingerprint scanning
Face recognition
All of the above
13
What technology allows users to access and modify information remotely using a network?
D. Gaming remote control
B. Laser keyboard
A. Web camera
C. Digital camera
14
What is the main difference between barcodes and RFID tags?
Barcodes - for storing data, while RFID tags- for identification
Barcodes can store more information than RFID tags
Barcodes are more secure than RFID tags
Barcodes require visual scanning, while RFID tags can be read wirelessly.

Gr12 #4A Flashcards | StudBud