2365 203 #11 - Data Communication Systems

What is a data communication system in an electrical installation?

• A circuit breaker system

• A lighting-only control circuit

• A system used to transmit data or control signals between devices

• A smoke detection system

What type of cable is typically used in structured data installations?

• Twin and earth

• Mineral insulated

• Cat 5e or Cat 6

• Steel wire armoured

What is a smart home system?

• A circuit that works with daylight sensors

• A system that allows control and automation of devices

• A high-voltage installation

• A fire-resistant cable network

What device is used to connect multiple data cables in a network?

• Consumer unit

• RJ45 plug

• Network switch

• Socket outlet

What is the purpose of a control signal in an installation?

• To provide backup power

• To carry heat away

• To trigger or adjust the behaviour of another device

• To earth the system

What kind of data is transmitted by a smart thermostat to a boiler?

• Current rating

• Temperature and control signals

• Voltage fluctuation

• Humidity levels only

What component is required for wireless data communication?

• Twin & earth cable

• Distribution board

• Wi-Fi or radio frequency module

• RCBO

What is one benefit of using structured cabling?

• Reduces the need for insulation

• Makes testing easier

• Organises and supports multiple data connections efficiently

• Makes cable trays redundant

What does "RJ45" refer to?

• A fire-rated cable

• A type of lighting switch

• A data cable connector for Ethernet systems

• A protective device

What must be avoided when installing data cables near power cables?

• Labeling

• Parallel runs without separation

• Flexible conduit

• Back-boxes