CS Recape 2

This question is related to Networks:

Fill in the blank

"Networks often have ______ providing services like email, web, and printing."

This question is related to Networks:

What are Protocols?

• It is a group of computers connected to share information.

• Measures how much data can be transmitted at one time, like the number of lanes on a highway.

• They are the rules computers follow to communicate, ensuring they understand each other.

• None of the above

Which of the following is an example of a local area network (LAN)?

• The internet

• A home Wi-Fi network

• A global satellite system

• A corporate data center

What is a characteristic of a peer-to-peer network?

• All computers can act as both clients and servers.

• It is limited to a single location.

• It is more secure than traditional client-server networks.

• • It has a central server that controls all operations.

What does "half duplex" mode allow for in data transmission?

• Data can travel in both directions simultaneously.

• Data can only be transmitted in large blocks.

• Data cannot travel at all.

• Data can travel only in one direction at a time.

How is data transmitted over a network?

• In packets that may include headers and footers.

• Only in one direction at all times.

• Using a single continuous stream.

• None of the above

What is a computer network?

• A single computer that performs tasks.

• A group of computers connected to share information.

• A method for sending emails.

• A protocol that ensures data is sent correctly.

What does a packet's header contain?

• The total size of the packet

• The content of the data

• The sender's and receiver's information

• The type of protocol used

Which transmission mode allows data to travel in both directions simultaneously?

• Simplex

• Half duplex

• Serial

• Duplex

What is bandwidth a measure of?

• How much data can be transmitted over a network at one time

• The speed of data processing

• The number of devices in a network

• The distance a signal can travel