ICT Study Topics Overview

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Questions and Answers

What are cloud services, and how do they benefit users in managing data?

Cloud services allow users to store and access data over the internet, providing benefits such as data backup, scalability, and remote accessibility.

Explain how encryption works and its importance in ICT.

Encryption is the process of converting information into a coded format to prevent unauthorized access, crucial for maintaining data confidentiality and security in ICT.

Define analogue-to-digital converters and their role in digital communication.

Analogue-to-digital converters (ADCs) convert analogue signals into digital data, enabling the transmission and processing of information in digital communication systems.

Discuss the ethical issues surrounding the use of ICT.

Ethical issues in ICT include privacy concerns, digital divide, and the potential for misuse of technology, highlighting the need for responsible use and policies. Signup and view all the answers

What is the difference between RAM and ROM in computer systems?

RAM (Random Access Memory) is volatile memory used for temporary data storage, while ROM (Read-Only Memory) is non-volatile storage used for permanent data. Signup and view all the answers

How does the use of graphical user interfaces (GUIs) enhance user interaction with technology?

GUIs enhance user interaction by providing a visual-based interface that simplifies navigation and makes operations more intuitive. Signup and view all the answers

In what ways do storage devices differ in terms of data accessibility and performance?

Storage devices differ primarily in speed and method of data access; for example, SSDs offer faster access than traditional HDDs due to no moving parts. Signup and view all the answers

What role do network interface cards (NICs) play in connecting devices to a network?

NICs act as the hardware interface that enables devices to communicate over a network by translating data into a format suitable for transmission. Signup and view all the answers

Why is direct data entry important in modern digital systems?

Direct data entry streamlines the input process, reducing errors and saving time by allowing information to be inputted automatically from source documents. Signup and view all the answers

Identify a health issue associated with prolonged use of Information and Communication Technology.

Prolonged use can lead to eye strain, commonly known as computer vision syndrome, as well as issues like poor posture and repetitive strain injuries. Signup and view all the answers

What are primary functions of input and output devices in an ICT system?

Input devices allow users to enter data into a computer, while output devices present the processed data to the user. Signup and view all the answers

Describe the significance of storage devices in data management.

Storage devices are essential for retaining data, enabling users to save, retrieve, and manage information efficiently. Signup and view all the answers

How can cloud services enhance business operations?

Cloud services provide scalable resources, enabling flexible access to applications and data from anywhere, improving collaboration and efficiency. Signup and view all the answers

What health issues can arise from extended use of ICT devices?

Prolonged use of ICT devices can lead to eye strain, repetitive strain injuries, and negative effects on mental health. Signup and view all the answers

Explain the role of system software in a computer system.

System software manages hardware and system resources, providing a platform for application software to run efficiently. Signup and view all the answers

Flashcards

Cloud Services

Storing and accessing data and software over the internet.

Encryption

Protecting data by converting it into a secret code.