Why might a touchpad be useful on a portable device?

It does not need to be moved like a mouse

It can be used with either hand

It can be customized with macros

It is more accurate than a mouse

What is the purpose of a Braille keyboard?

To help people with vision impairments identify keys by touch

To allow users to type without looking at the keys

To provide a layout for faster typing

To enter orders more quickly in a fast food restaurant

What is a concept keyboard designed for?

To have keys with symbols for specific functions, like in a fast food restaurant

To have raised patterns on keys

To transfer images via Bluetooth

What is the advantage of a flatbed scanner over a handheld scanner?

It can capture images of hard copy documents and transfer them to a computer

It is portable and can be used while moving around

It can be used where the item to be scanned would not fit into a flatbed scanner

It can be used to scan items while moving around in a factory or shop

How can images captured by a digital camera be transferred to other devices?

By pressing keys with raised patterns

For what purposes can a microphone be used according to the text?

To input sound for gaming or participate in an online meeting

To control movements in computer games

To input illustrations using a stylus

To recognize iris as a safety feature

What is a QR code typically used for?

To store text, such as contact details, or direct the user to a webpage

To store and transfer large video files

To encrypt voice communications

To track the location of a mobile device

What is the purpose of portable hand-held barcode readers?

To keep an automatic record of stock amounts

To measure the weight of products

What does an optical mark reader (OMR) recognize and input into a computer?

The position of marks on a document

The position of text on a document

The color of marks on a document

The size of marks on a document

What is the primary use of magnetic ink character recognition (MICR)?

Reading magnetic ink characters on cheques

Processing credit card transactions

Encrypting sensitive information

Why is MICR considered a secure method of input?

The magnetic ink characters cannot be altered

The magnetic ink characters can be easily altered

It encrypts all the data automatically

It does not require a magnetic head

What has replaced magnetic stripe readers in many cases?

Optical character recognition systems

What is the purpose of a magnetic stripe reader?

To enter information stored on the black magnetic stripe of cards

To create magnetic stripes on cards

As a backup method, what do customers do when using magnetic stripe readers?

Swipe the card and sign a receipt

Insert the card and enter a security code

Insert the card and provide a fingerprint

What is NOT a use of RFID technology as mentioned in the text?

Tracking items through a supply chain

Monitoring delegates at a conference

Tracing the journey of livestock

What is an output device in the context of computer systems?

A device that enables the computer to send data to the user

A device that allows the computer to receive data

A device that enables the user to input data into the computer

A device that allows the computer to process data

What is the primary function of a screen/monitor as an output device?

It enables the user to view work on screen, including documents, images, videos, and music

It allows the user to control the pointer and select items

It is used to input data into the computer

It enhances the audio quality of the computer

For what purpose might someone prefer to use a projector as their output device?

To display their screen on a large screen, such as during a business conference

To listen to music with improved sound quality

To allow the computer to process data more efficiently

To enable the computer to receive data

Why are speakers considered an important output device for blind users or users with vision impairments?

They can use speakers in conjunction with specialist software like a screen reader to hear what is on the screen

They can use speakers to control the computer

They can use speakers to input data into the computer

They can use speakers to improve the visual display of the computer

What is one advantage of using headphones as an output device?

They deliver sound only to the individual using them, offering privacy

They allow multiple people to listen to the same audio without privacy

They provide a way to input voice data into the computer

They are used to display images and videos to the user

Why might a business prefer a laser printer over an ink-jet printer?

Because it prints faster and has better print quality

Because it is cheaper and prints more slowly

Because it can print on carbon-treated sheets

Because it only prints in black and white

What is a characteristic of dot matrix printers that makes them suitable for printing invoices in dirty environments?

They are robust and work well in dirty environments

They produce high-quality color prints

They are economical per printed page

They use a special coating over a print head

What is a unique feature of thermal printers compared to the other printers mentioned?

They produce a printed image by passing paper with a special coating over a heated print head

They use small pins on the print head

They print faster than ink-jet printers

They can print on more than one sheet of paper at a time

What is the difference in output format between a printer and a plotter?

A printer outputs in vector graphics format, while a plotter outputs in bitmap format.

A printer outputs in bitmap format, while a plotter outputs in vector graphics format.

A printer and a plotter both output in bitmap format.

A printer and a plotter both output in vector graphics format.

What is a plotter commonly used to create?

Large-scale drawings such as maps and architectural drawings

Small-scale, detailed photographs

Unit 1.1 How IT can be used to fulfil the needs of organisations

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Unit 1.1 How IT can be used to fulfil the needs of organisations

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