Networking | MCQs

Explanation

The modem is short for "Modulator-Demodulator."

A modulator-demodulator or modem is a computer hardware device 

A modulator-demodulator or modem converts data from a digital format into a format .

Explanation

Explanation

Six Degrees (1997):

• Launched in 1997, it allowed users to create profiles and connect with friends, pioneering modern social networking.
• Shut down in 2001 but set the template for future platforms.

Explanation

Transmission means sending or passing on data or signals.

The opposite (antonym) is Hold, which means to keep or retain without sending.

Transmission means ڈیٹا یا سگنل بھیجنا یا پاس کرنا

Hold means بھیجے بغیر رکھنا یا برقرار رکھنا

Explanation

Explanation

Internet2 is a non-profit consortium of universities, research institutions, and industry partners.

It aims to develop and deploy advanced network technologies to support research and education.

Explanation

To connect to the internet, you need:

• Internet Service Provider (ISP): a company that provides access to the internet.
• Internet connection: a link between your device and the ISP's network.
• Modem: a device that modulates and demodulates signals to transmit data over the internet connection.

Explanation

Network switches can operate at either OSI layer 2 (the data link layer) or layer 3 (the network layer).

Explanation

A socket is a endpoint for communication between two devices (computer, phone, etc.) in a network. It is a 4-tuple that consists of:

1. Source IP address
2. Source port
3. Destination IP address
4. Destination port

Explanation

A social community is a group of individuals who share common interests, values, and norms, often bound together by location, culture, or similar life experiences.

These communities can be small, such as a neighborhood, or large, such as online communities where people from different locations come together.

Social communities are important for several reasons:

• Social Support: Members of a community provide emotional, social, and material support to each other. This support network helps individuals cope with life's challenges and strengthens the bonds within the community.

• Sense of Belonging: Being part of a community fosters a sense of belonging and identity. It allows individuals to feel accepted, valued, and recognized by others who share common experiences or values.

• Cultural Exchange: Communities offer a space for cultural exchange and sharing of traditions, beliefs, and practices. This helps individuals understand and appreciate diversity.

• Mutual Aid: Communities can organize resources and efforts for common goals, such as disaster relief, local development, or educational programs, improving the quality of life for everyone involved.

• Collective Action: Communities are vital for collective action to address social, economic, and environmental issues. When individuals come together as part of a community, they have more influence to make changes and solve problems.