Understanding Data Communication and Safety

What is data communication?

• Data communication is the storage of data in a database.

• Data communication refers to the analysis of data patterns.

• Data communication is the transfer of data between devices or systems.

• Data communication is the process of deleting data from devices.

Name two types of computer hardware.

• Hard Drive, Motherboard

• Mouse, Printer

• CPU, RAM

• Monitor, Keyboard

What is the difference between hardware and software?

• Hardware is the physical part of a computer; software is the programs that run on it.

• Hardware and software are the same thing.

• Hardware is the software that runs on a computer.

• Software refers to the physical components of a computer.

Why is health and safety important in a computer lab?

• Health and safety are only important for outdoor labs.

• Health and safety are crucial in a computer lab to prevent accidents, ensure ergonomic practices, and protect both users and equipment.

• Ergonomics are irrelevant in a computer lab setting.

• Computer labs do not require any safety measures.

What are some ergonomic practices for computer use?

• Maintain proper posture, adjust chair and desk height, position monitor at eye level, use ergonomic keyboard and mouse, take regular breaks.

• Use a standing desk without adjustments

• Type with wrists resting on the keyboard

• Keep the monitor below eye level

Define bandwidth in the context of data communication.

• Bandwidth is the maximum data transfer rate of a network or internet connection, measured in bits per second.

• Bandwidth refers to the physical distance between two network devices.

• Bandwidth is the number of devices connected to a network.

• Bandwidth is the amount of data stored on a device.

What is the role of an operating system in a computer system?

• To enhance the graphics quality of games

• To store all user data permanently

• To provide internet connectivity for all devices

• The role of an operating system in a computer system is to manage hardware and software resources, provide a user interface, and enable application execution.

List three common input devices.

• Monitor

• Projector

• Keyboard, Mouse, Scanner

• Printer

How can poor ergonomics affect your health?

• Poor ergonomics have no effect on mental health.

• Poor ergonomics can negatively impact health by causing musculoskeletal disorders, chronic pain, and fatigue.

• Poor ergonomics can improve flexibility and strength.

• Poor ergonomics can enhance productivity and focus.

What is the purpose of a network in data communication?

• To increase the speed of individual devices.

• To limit access to data and resources.

• The purpose of a network in data communication is to enable the exchange of data and resources between connected devices.

• To create a backup of all data on a single device.