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Welcome to the The Computer MCQs Page

Dive deep into the fascinating world of The Computer with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of The Computer, a crucial aspect of Human Computer Interaction. In this section, you will encounter a diverse range of MCQs that cover various aspects of The Computer, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Human Computer Interaction.

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Check out the MCQs below to embark on an enriching journey through The Computer. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Human Computer Interaction.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of The Computer. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Q191.
What does WYSIWYG stand for in the context of word processors and desktop publishing software?

a.

What You Send Is What You Get

b.

What You Save Is What You Get

c.

What You See Is What You Get

d.

What You Select Is What You Get

Discuss
Answer: (c).What You See Is What You Get Explanation:WYSIWYG refers to the principle that the appearance of a document on the screen should be the same as its eventual appearance on the printed page.
Q192.
What is the typical resolution of a screen compared to a laser printer?

a.

Screen resolution is higher than laser printer resolution.

b.

Screen resolution is lower than laser printer resolution.

c.

Screen resolution and laser printer resolution are the same.

d.

Screen resolution and laser printer resolution vary depending on the device.

Discuss
Answer: (b).Screen resolution is lower than laser printer resolution. Explanation:A typical screen resolution is about 72 dpi, while a laser printer has a resolution of over 600 dpi.
Q193.
Which color model is commonly used by screens?

a.

Additive color model

b.

Subtractive color model

c.

RGB color model

d.

CMYK color model

Discuss
Answer: (c).RGB color model Explanation:Screens commonly use the additive color model, which combines red, green, and blue light to create colors.
Q194.
What is an issue when designing software for screen and paper compatibility?

a.

Matching the screen image to the paper as closely as possible

b.

Making the screen image completely independent of the paper

c.

Adjusting the font size for better alignment on screen

d.

Balancing consistency between screen and paper representations with clarity

Discuss
Answer: (d).Balancing consistency between screen and paper representations with clarity Explanation:Designing software involves making trade-offs between consistency between screen and paper representations and clarity in each medium.
Q195.
How do differences in font rendering on screens and printers affect text alignment?

a.

Text aligns the same way on both screens and printers.

b.

Text alignment may vary between screens and printers.

c.

Printers can adjust font rendering to match screens precisely.

d.

Screens can adjust font rendering to match printers precisely.

Discuss
Answer: (b).Text alignment may vary between screens and printers. Explanation:Due to differences in resolution and font rendering, text alignment that appears consistent on a screen may not align the same way when printed.
Q196.
What is the main function of scanners?

a.

Converting electronic documents into printed pages

b.

Converting printed pages into electronic documents

c.

Converting images into text using optical character recognition

d.

Converting text into images using optical character recognition

Discuss
Answer: (b).Converting printed pages into electronic documents Explanation:Scanners reverse the process of printers by converting printed pages into electronic documents.
Q197.
What are the two main types of scanners?

a.

Flat-bed and hand-held scanners

b.

Ink-jet and laser scanners

c.

Monochrome and color scanners

d.

Portable and desktop scanners

Discuss
Answer: (a).Flat-bed and hand-held scanners Explanation:The two main types of scanners are flat-bed scanners, where the page is placed on a glass plate, and hand-held scanners, which are manually moved over the image.
Q198.
How do hand-held scanners capture an image?

a.

By pulling the page through the machine

b.

By converting the image into a bitmap strip

c.

By shining a beam of light and recording the reflection

d.

By gluing together multiple strips to form a whole page image

Discuss
Answer: (b).By converting the image into a bitmap strip Explanation:Hand-held scanners capture the image by reading it in as a bitmap strip as the scanner head is manually pulled over the image.
Q199.
What determines the resolution of a scanner?

a.

The size of the scanner

b.

The brightness and contrast of the image

c.

The number of levels of gray or RGB color

d.

The number of dots per inch (dpi)

Discuss
Answer: (d).The number of dots per inch (dpi) Explanation:The resolution of a scanner is typically measured in dots per inch (dpi), which refers to the number of dots it can capture per inch of the image.
Q200.
What is the purpose of thresholding in scanning?

a.

To convert a grayscale image into a monochrome image

b.

To adjust the brightness and contrast of the scanned image

c.

To interpolate additional pixels for higher resolution

d.

To distinguish between different colors on a monochrome scanner

Discuss
Answer: (a).To convert a grayscale image into a monochrome image Explanation:Thresholding is used to convert a grayscale image into a binary image by turning pixels darker than a specific value black and the rest white.
Page 20 of 26

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