Type | MCQs

Explanation

MS PowerPoint is an example of Application software. 

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Microsoft PowerPoint is a powerful slide show presentation program. 

The program utilizes slides to convey information rich in multimedia content.

PowerPoint, a presentation program created by Robert Gaskins and Dennis, was released on May 30, 1990.

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The default font size in MS PowerPoint is 18

Explanation

A dot matrix printer (DMP) is a type of printer which uses pins impacting an ink ribbon to print.

These printers are generally considered outdated, as they cannot create high-quality prints and are costly as well.

Therefore, they are mostly used in places where multipart forms are required.

A dot matrix printer is also known as an impact matrix printer.

Explanation

Twitter is a social network service that allows users to share short messages, known as tweets, and interact with others globally.

Twitter was created in March 2006 by Jack Dorsey, Noah Glass, Biz Stone, and Evan Williams and launched in July of that year.

Explanation

MS Excel is an application software, designed for tasks.

Like creating spreadsheets, data analysis, and calculations.

Explanation

An analog signal is a voltage, current, or physical quantity that continuously and infinitely varies in accordance with some time-varying parameter.

For example, radio waves, television waves, or sound waves are all examples of analog signals.

Explanation

Explanation

نفس مطئمہ

نفس لواما

نفس امارہ

Explanation

A scanner scans images, printed text, handwriting or an object and converts it to a digital image. 

Scanner is an input device. 

Scanner founder: Russell Kirsch

Russell Kirsch belongs to USA.

Explanation

RAM is a primary memory while ROM is a secondary memory.

RAM stands for: Random Access Memory

ROM stands for: Read Only Memory

Explanation

The cast operator is used in programming to convert one data type into another.

Example: In C++, (int)3.14 uses cast to convert the float value 3.14 into an integer.