Computer Input Devices - Keith Laban | Biblioteka

1

What is an input device?

A device used to type letters and play games on a computer system

A device used to place data into the computer system for processing

A device used to display data from the computer system for processing

A device used to play computer games on the computer system

1

The input device is essential for user interaction with the computer system. Select true or false.

Tačno

Netačno

2

Select ALL the input devices from the list shown

Keyboard

Mouse

Speaker

Monitor

2

Select ALL the scanning input devices from the list shown.

LCD

MICR

OCR

Mouse

2

Select ANY of the scanning input devices from the list shown.

Barcode Reader

CRT

OMR

Keyboard

1

2

Select ALL the correct answers. OCR is an acronym for:

Optical Character Render

Optical Character Resonance

Optical Character Reader

Optical Character Recognition

1

3

Jim loves to play computer games and he is going to the computer store, to buy the input devices that he needs to play the games. Select ALL the INPUT devices that he needs:

Keyboard

Gamepad

Monitor

Joystick

3

Melissa needs some input devices necessary for her to do her Visual Arts homework. Select ALL the INPUT devices that she MOST likely needs:

Barcode reader

Mouse

Scanner

Keyboard

1

Select True or False. Little Jimmy did not revise for his exam and shaded ALL the responses in his multiple choice answer sheet. The teacher uses an OMR to correct the exams. Little Jimmy most likely pass the exam.

Tačno

Netačno

1

What is a MICR?

A device used to scan picture type data into the computer system.

A device used to scan barcoded data into the computer system.

A device for the reading of numeric & special characters printed in magnetic ink.

A device for the displaying of numeric & special characters printed in magnetic ink.

1

Sabrina is a new worker at the bank and she is very dishonest. Sabrina takes her pen and changed the number on a cheque so that the MICR would enter a $1 000 000 cheque into her bank account. Sabrina will not be detected by the MICR. State true or false.

Tačno

Netačno

1

What is an OCR?

A device which senses an illuminated printed / written character's reflected light, converting it into a form for it's identification.

A device which senses an illuminated printed / written barcodes, converting it into a form for it's identification.

A device which senses a magnetic character's emission, converting it into a form for it's identification.

A device which senses marks on special multiple choice sheets.

1

Little Jimmy has a project for his homework but he does not feel to type out the information from a text book. Select the input device BEST suited to Jimmy.

MICR

OCR

OMR

Barcode Reader

1

What is a barcode reader?

This is a pointing device used to point to barcoded information placed on products.

This is a scanning input device which reads a data in the form of magnetic bars aligned vertically in a coded formation.

This is a pointing input device which reads a bar code which represents data as a series of light and dark bars of a particular width and spacing aligned vertically used ONLY in groceries.

This is a scanning input device which reads a bar code which represents data as a series of light and dark bars of a particular width and spacing aligned vertically.

3

Select ALL the places where barcode readers may be used:

Groceries

Stores

Processing pictures in a Photostudio

Libraries

3

Select ALL the types of scanners shown:

Hand-held

Sheet-read

Flatbed

Sheet-fed

1

In a flatbed scanner the document is placed flat upon the scanner's surface and captured similar to that of a photocopy machine. State true or false.

Tačno

Netačno

1

Ri-anna wants to be a hip-hop superstar. She sings songs and records them on the computer. Select the BEST input device for this task.

Microphone

OMR

MICR

Speaker