Telecommunication | MCQs

Explanation

CDMA is a wireless communication technology that allows multiple signals to occupy a single transmission channel using unique codes.

It improves efficiency and security in mobile networks.

Explanation

County codes were introduced in 1960 by the International Telecon Union.

PK is the national code of Pakistan.

+92 is the dialling code of Pakistan. 

Explanation

iPhone: is a specific model of smartphone produced by Apple, making it a recognized brand for smartphones. 

The first-generation iPhone was announced by then–Apple CEO and co-founder Steve Jobs on January 9, 2007, 

Explanation

Fiber optics uses light to transmit data at high speeds through thin glass or plastic fibers.

It is mainly used in communication networks like internet, telephone, and cable TV.

Explanation

The long-distance carrier system provided in the United States of America and throughout the world is designed to transmit voice band signals over high-capacity transmission links, such as coaxial cable and microwave systems. 

Long-distance coaxial cable systems were introduced in the United States in 1946

Explanation

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Explanation

Norway is the country of origin for Telenor.

It is a major telecommunications company headquartered in Oslo, Norway.

Explanation

• Fiber optic technology uses cables made of thin strands of glass or plastic fibers to transmit data as light signals.
• It providing high-speed and high-capacity communication.

Explanation

Headquarters of National Telecommunication Corporation located in Islamabad.