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1

Circle two items which are solid-state storage media. DVD Cloud Blu-ray disc Actuator SD card Printer Hard disk Flash memory

3. Storage devices and media  →  3.1. Storage devices

3. Storage devices and media  →  3.2. Storage media

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2

A computer system consists of both hardware and software. Explain what the following types of software provide in the computer system. Applications System Give two examples of each type of software. Applications System 1 7

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

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3

There are two forms of data: analogue and digital. Contrast analogue and digital data.

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

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4

Computers contain a Central Processing Unit (CPU). Describe the role of the CPU in processing instructions to produce an output.

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

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

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5

A doctor uses a gesture-based user interface. State two other types of user interface. [Turn over 1 7

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

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

6. ICT applications  →  6.7. Computers in medicine

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6

Augmented Reality can be used with a Global Positioning System (GPS) device. State two other uses of Augmented Reality. Describe the differences between Augmented Reality and Virtual Reality. 1 7

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

6. ICT applications  →  6.11. Satellite systems

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7

An expert system is used to help to locate an underground water source. Describe the following components of an expert system. User interface Knowledge base Explain how an expert system is used to discover locations to drill for water. [Turn over 1 7

6. ICT applications  →  6.8. Expert systems

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8

A student has been the victim of a vishing scam. Explain what is meant by the term vishing. Describe two methods that help to prevent vishing.

8. Safety and security  →  8.3. Security of data

10. Communication  →  10.1. Communication with other ICT users using email

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9

Compare a test strategy with a test plan. Your answer should include similarities and differences. 1 7

7. The systems life cycle  →  7.3. Development and testing

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10

A form tutor at Tawara School is producing a database about the students in his class. When the database is completed, it needs to be verified. Explain the importance of visual verification. An example of the date of birth stored on the database is: 15/05/2009 Describe three validation checks that could be carried out on the date of birth. [Turn over 1 7

15. Proofing  →  15.2. Proofing techniques

7. The systems life cycle  →  7.2. Design

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11

More people use desktop computers rather than tablet computers when working at home. Discuss the advantages and disadvantages of using desktop computers rather than tablet computers for doing work at home. Desktop computers use input and output devices. State two input devices that can be used in a desktop computer for working at home. State two output devices that can be used in a desktop computer for working at home. 1 7

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

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12

Describe how data is stored and managed when using cloud computing.

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

8. Safety and security  →  8.3. Security of data

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13

Smart devices and microprocessors can monitor and control devices in the home. Describe, giving examples, the negative effects of using these smart devices. [Turn over 1 7

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

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

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14

A stylesheet for a website can contain both styles and classes. Explain the differences between a style and a class. State the web development layer where the stylesheet is used.

21. Website authoring  →  21.3. Use stylesheets

21. Website authoring  →  21.2. Create a web page

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15

The audience needs to be considered when creating an ICT solution. Describe what factors need to be considered for the age of the audience. Describe what factors need to be considered for the interests of the audience. 1 7

9. Audience  →  9.1. Audience appreciation

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16

State four characteristics of spam emails. Give two ways of reducing spam emails. 1 7

10. Communication  →  10.1. Communication with other ICT users using email

8. Safety and security  →  8.3. Security of data

Open