CSS3 SummativeTest 1Q Sy2324

It is a worldwide collection of computers or devices that connects millions of businesses,  educational institutions, and individuals.

• Network

• Communication

• Network Topology

• Protocols

A device that initiates an instruction to transmit data, instructions, or information

• Receiving Device

• Sending Device

• Communication Device

• Transmission Media

•A device that accepts the transmission of data, instructions, or information.

• Sending Device

• Communication Device

• Transmission Channel

• Receiving Device

All are Communication Devices EXCEPT

• HUB

• SWITCH

• ACCESS POINT

• WIFI

What type of connector do twisted pair cables on computer networks use? 

• RJ-11
• RJ-30
• RJ-45
• NONE OF THE ABOVE

What are data transfer speeds measure in?

• Bytes
• Bits
• Frames
• Relays

What kind of cable is described as a central conductor wire, surrounded by insulating materials, placed inside a braided metal shield? 

• Unshielded twisted pair
• coaxial
• shielded twisted pair
• fiber-optic

Data communications refers to the transmission of the digital data between two or more computers and a computer network.

• True

• False

Telephone is an example of ______________

• Half Duplex

• Full Duplex

• Simplex

• a and b

Half Duplex transmission is where:

• Data can only be transmitted in one direction

• Data can be transmitted in one direction at a time

• Data can be sent both ways at the same time

• A made up term to confuse us