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Computer Science - Ch#5 - Input Devices

Authored by Ubair Khan

Computers

9th - 11th Grade

Used 13+ times

Computer Science - Ch#5 - Input Devices
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21 questions

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1.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

A device which is used to convert a physical document or picture into a digital form is called ______________

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

OCR Stands for:

Optical Character Registration

Optical Computer Recognition

Optical Character Recognition

Optical Computer Registration

3.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

The software which helps to convert a scanned picture into a text document is known as:

4.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

CT Scanner is an application of __________ Scanning

5.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

When a barcode scanner scans a barcode, no or littlie light is reflected from _______________ lines

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When the barcode is scanned the White(Light) and Black(Dark areas are scanned and converted to following binary digits:

Light=1 & Dark=0

Light=0 & Dark=1

Light=1 & Dark=1

Light=0 & Dark=0

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The barcode number of the products in a store's database is known as the _________________ as each product has unique barcode

Main Field

Identity Field

Unique Field

Key Field

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