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1

Circle two items of internal memory. Memory stick DVD Cloud Actuator Sensor ROM RAM Printer

1. Types and components of computer systems  →  1.1. Hardware and software

1. Types and components of computer systems  →  1.2. The main components of computer systems

3. Storage devices and media  →  3.1. Storage devices

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2

Complete each of the following sentences which relate to health and safety issues when using ICT equipment. Trailing leads in a computer room can cause Continual typing on a keyboard can cause Staring at a computer screen for long periods of time can cause Spilling water onto computer equipment can cause

5. The effects of using IT  →  5.2. Potential health problems related to the prolonged use of IT equipment

8. Safety and security  →  8.1. Physical safety

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3

Remotely logging in to a college computer system requires two-factor authentication. Explain what is meant by two-factor authentication. 1 6 State two examples of methods that could be used as part of two-factor authentication. Example 1 Example 2

8. Safety and security  →  8.3. Security of data

4. Networks and the effects of using them  →  4.1. Networks

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4

Vehicles can contain microprocessor controlled devices to improve transport safety. For example when a vehicle approaches a road speed sign the microprocessor sends an alert to the driver. Discuss the positive and negative effects of using microprocessor controlled devices in transport safety. [Turn over 1 6

5. The effects of using IT  →  5.1. Microprocessor-controlled devices

6. ICT applications  →  6.3. Computer controlled systems

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5

One difference between a command line interface (CLand a graphical user interface (GUis that a GUI takes up more memory. State two other differences between a CLI and a GUI. State two other types of user interface. 1 6

1. Types and components of computer systems  →  1.3. Operating systems

1. Types and components of computer systems  →  1.2. The main components of computer systems

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6

Explain what is meant by electronic conferencing. State, giving a reason for your choice, the hardware required to set up an electronic conference. [Turn over 1 6

4. Networks and the effects of using them  →  4.2. Network issues and communication

4. Networks and the effects of using them  →  4.1. Networks

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7

A college principal has decided that students can use mobile devices to take notes in lessons. Some students use laptop computers whilst others use smartphones. Describe the benefits and drawbacks of using laptop computers rather than smartphones for this purpose. There are safety issues related to bringing laptop computers into the college. The Network Manager has decided to produce a paper-based certificate for students to prove that their laptop computer is safe to use. Describe the main features that should be considered for the design of this certificate. 1 6

1. Types and components of computer systems  →  1.4. Types of computer

10. Communication  →  10.2. Effective use of the internet

5. The effects of using IT  →  5.2. Potential health problems related to the prolonged use of IT equipment

Open

8

Explain the differences between virtual reality (VR) and augmented reality (AR). Discuss the impact of augmented reality (AR) on everyday life. [Turn over 1 6

1. Types and components of computer systems  →  1.5. Emerging technologies

1. Types and components of computer systems  →  1.4. Types of computer

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9

Explain the following components of an expert system. User interface Knowledge base 1 6

6. ICT applications  →  6.8. Expert systems

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10

Cars can have sensors at the front and rear of the vehicle to detect obstacles. Describe how the sensor detects an obstacle and sends the data to the microprocessor when parking the car. [Turn over 1 6

5. The effects of using IT  →  5.1. Microprocessor-controlled devices

Open

11

A company with many branches is implementing a new system. The manager is planning to implement the new system either by pilot changeover or parallel running. Contrast pilot changeover and parallel running. When the system is implemented, technical documentation is produced. State three components that would be included in the technical documentation. 1 6

7. The systems life cycle  →  7.5. Documentation

7. The systems life cycle  →  7.1. Analysis

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12

One of the risks when entering a password into a system is shoulder surfing. Explain what is meant by shoulder surfing. Give two security improvements that could be made to reduce shoulder surfing. [Turn over 1 6

8. Safety and security  →  8.3. Security of data

4. Networks and the effects of using them  →  4.2. Network issues and communication

Open

13

When a person changes their password they are asked to verify that it has been entered correctly by re-entering the password. State what this type of verification is called. The keyboard used to enter the password is an input device. Explain the differences between input and output devices. State the direct data entry device that is used to read the following types of data. 1 6 [Turn over 1 6

1. Types and components of computer systems  →  1.2. The main components of computer systems

2. Input and output devices  →  2.1. Input devices and their uses

Open

14

State three advantages of using solid state storage devices rather than magnetic storage devices.

3. Storage devices and media  →  3.1. Storage devices

3. Storage devices and media  →  3.2. Storage media

Open

15

Explain why data protection legislation is required. 1 6

8. Safety and security  →  8.2. eSafety

8. Safety and security  →  8.3. Security of data

Open