Explanation

Infrared communication supports data transfer rates typically ranging from 100 Kbps to 4 Mbps.

It is used in short-range, line-of-sight applications like remote controls and some wireless devices.

Explanation

In C language, a compound operator combines an arithmetic operator with an assignment operator, e.g., +=, -=, *=, /=.

These are used to simplify expressions, like x += 5 means x = x + 5.

Explanation

باتیں بگھارنا کا مطلب ہے بے ضرورت یا حد سے زیادہ باتیں کرنا۔

یہ محاورہ عام طور پر فضول گوئی یا شیخی بگھارنے کے انداز میں استعمال ہوتا ہے۔

Explanation

Digital computers are commonly classified into four types: Supercomputers, Mainframe computers, Minicomputers, and Microcomputers.

This classification is based on their speed, size, and performance capabilities.

Explanation

A formal dialogue is characterized by being polite and respectful.

It is often used in professional or official settings.

It follows established etiquette and avoids informal language or slang.

Explanation

Coaxial cables typically support data transmission speeds between 10 Mbps to 200 Mbps, used in cable TV and internet.

They are shielded and suitable for medium-speed data over longer distances than twisted-pair cables.

Explanation

PowerPoint multimedia presentations consist of slides, animations, and can include slide shadows for effects.

These elements combine to create dynamic and engaging presentations.

Explanation

In BASIC programming, CLS stands for "Clear Screen".

It is used to erase all output from the screen and start fresh.

Explanation

Freeware is software that is completely free to use without any cost, though it is usually copyrighted.

Unlike shareware, freeware doesn’t expire or require payment after trial.

Explanation

John Foster wrote a book about the Olympic Games, detailing their history and significance.

His work is recognized for educating young readers about the origin and evolution of the Olympics.