Grade 3 (Topic 1-4)

A network is a way of connecting things so they can work together and share ________.

• Information

• Emotions
• Hardware
• Electricity

Rj45 and Rj11 are the most commonly used ______.

• USB

• HDMI connectors
• VGA connectors
• connectors

There are ____ wires in Rj45.

• 4
• 6
• 10
• 8

______ connector is commonly used to connect computers in a network.

• USB
• Rj11

• VGA
• Rj45

Hazards means _____.

• Potential benefits
• Possible outcomes
• Potential sources of danger or harm
• Likely consequences

Which one is a hazard you may see in a computer lab?

• Tripping hazard from cables on the floor

• Fire hazard
• Chemical spill hazard
• Electrocution hazard

Two main hazards when using computers and networks are _______ and ______.

• firewall and encryption
• electricity and cables

• spam and data breaches
• phishing and malware

The only cables in the wireless network is attached to the wireless _______.

• transmitter

• modem
• keyboard
• monitor

Distance from the transmitter can result in ____ signals.

• Poor

• Good

• Stable
• No

A transmitter is a device which transmits a _____.

• signals

• waves

• messages
• power source