Hardware Devices and Input Devices

These flashcards cover key concepts and information related to hardware and input devices as discussed in the lecture.

What does storage involve beyond physical hardware?

Choosing correct storage media, implementing security, creating backup policies, and organizing non-IT related media.

What is the primary function of input devices?

To allow an ICT device to receive data and instructions.

What is the most commonly used input device?

The keyboard.

What are the advantages of using a keyboard?

Fast text entry, easy to learn and use, and shortcut keys for efficiency.

What limitations does a keyboard have?

Not designed for GUI interface, takes up space, and can be difficult for some users.

What is an ergonomic keyboard?

A keyboard designed to reduce health risks like RSI by positioning keys for a natural hand position.

What are the two common issues with keyboards and their solutions?

Sticky keys can be fixed by cleaning, and unresponsive keyboards may need battery replacements or reconnecting.

What is the primary use of a mouse in an ICT system?

To interact with graphic elements on a GUI.

What advantages does a mouse offer?

Easy to learn and effective for interacting with graphical elements.

What limitations might a mouse present?

Requires a clear surface space and can be imprecise with graphics.

How can ergonomic considerations improve mouse usage?

By choosing an ergonomically designed mouse that reduces wrist strain and discomfort.

What are the limitations of touch screens?

Less effective for entering large amounts of text, may require extra pressure, and reduce screen display area.

What is the primary benefit of a touchpad?

It provides a pointing device without needing external hardware, ideal for portable computers.

What is a keylogger?

Malicious software that records keyboard input to track what users do without their knowledge.

What is the purpose of a scanner in computing?

To capture images from print sources or convert documents into a digital format using OCR.

What are the advantages of using a digital camera?

Captures images easily, allows sharing, and can include geo-tagging for location.

What are the typical uses for webcams?

Internet video communication and 'live feeds' of events.

What limitations do microphones typically have?

Built-in types usually provide lower quality sound, and performance can suffer in noisy environments.