Types | MCQs

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These printers are generally considered outdated, as they cannot create high-quality prints and are costly as well.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

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

Bureaucracy is a body of non-elected governing officials or an administrative policy-making group.

Historically, a bureaucracy was a government administration managed by departments staffed with non-elected officials.

Explanation

The VLOOKUP (Vertical Lookup) function in MS Excel searches for a value in the leftmost column of a table and returns a value in the same row from a specified column. 

For example 

This is one of the most commonly used functions for finding and retrieving data in structured tables.

Explanation

Explanation

Line graphs are used to track changes over short and long periods of time.

When smaller changes exist, line graphs are better to use than bar graphs