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1

For Examiner's Use Name the output devices A, B, C and D using the words from the list. A B C D Bar code Plotter Laser printer Light pen Magnetic disc Monitor Multimedia Projector Pen drive A B C D

2. Input and output devices  →  2.3. Output devices and their uses

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

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2

Ring two items which are input devices. Blu ray disc Graphics tablet Inkjet printer Motor Optical mark reader Speaker

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

2. Input and output devices  →  2.3. Output devices and their uses

3. Storage devices and media  →  3.1. Storage devices

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3

For Examiner's Use Tick TRUE or FALSE next to each of these statements. TRUE FALSE A magnetic stripe reader is an example of hardware A memory stick is an example of software A word processor is a form of operating system A CD has a greater storage capacity than a DVD

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

3. Storage devices and media  →  3.1. Storage devices

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4

Draw five lines on the diagram to match the storage device to its most appropriate use. Storage Device Use Fixed hard disc Making backups of a file server Flash memory card Transferring a file from one computer to another Magnetic tape Storing software sold by a company Pen drive Storing data which needs to be accessed quickly DVD ROM Storing photographs in a digital camera

3. Storage devices and media  →  3.1. Storage devices

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5

A database is to be created about the personal details of students at a school. Select the most suitable data type for each field using one word from this list. Boolean Text Integer Date Decimal Birthday Gender Home phone number Number of brothers and sisters

18. Databases  →  18.1. Create a database structure

7. The systems life cycle  →  7.2. Design

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6

For Examiner's Use Tick TRUE or FALSE for the following statements. TRUE FALSE RAM is volatile RAM is used to store the startup instructions of a computer The data in ROM is easier to change than that in RAM ROM is used to store the data the user is currently working on

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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7

A floor turtle can use the following instructions: INSTRUCTION MEANING FORWARD n Move n mm forward BACKWARD n Move n mm backward LEFT t Turn left t degrees RIGHT t Turn right t degrees PENUP Lift the pen PENDOWN Lower the pen Start Finish Complete the set of instructions to draw this shape by filling in the blank lines. PEN DOWN FORWARD 60 RIGHT 90

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8

For Examiner's Use Tick three items of hardware which are used to network computers together.
Hub Printer Scanner Switch Bridge Monitor

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

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

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

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9

Tick TRUE or FALSE next to each statement to indicate if it is an example of batch processing. TRUE FALSE Paying for goods at an EFTPOS terminal Booking a holiday using a computer Producing credit card bills Processing cheques

18. Databases  →  18.1. Create a database structure

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10

For Examiner's Use 10 A school uses a computer-controlled greenhouse to grow plants. Name three sensors that would be used in the greenhouse. Describe the computer processing that is required to maintain the correct growing conditions. Describe three advantages of using computers rather than students to control the growing conditions.

6. ICT applications  →  6.3. Computer controlled systems

7. The systems life cycle  →  7.1. Analysis

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11

For Examiner's Use 11 A school has a computer system for monitoring student records. It has a file for storing personal details and a file for storing test results. Here is part of the test results file. Unique ID number Name History result Geography result Maths result Me Won Li John Brown Javir Sidhu How many records are shown in the file above? How many fields are shown? Describe how the two files could be combined to form a relational database. Give two reasons why a relational database system would be used rather than having two flat files.

18. Databases  →  18.1. Create a database structure

7. The systems life cycle  →  7.2. Design

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12

For Examiner's Use 12 Alan owns a small company. He wishes to replace the existing computerised system with a new one. He has employed a systems analyst, José, to plan this. José will collect information about the existing system and design the new system. Tick whether the following statements are TRUE or FALSE. TRUE FALSE Defining a field length is part of the design of the file structure Screen layouts are designed before the system is implemented The new system is evaluated before it is designed The existing system is analysed before the new system is designed Name and describe three types of test data which are used when testing a system. After the system has been implemented it will be evaluated. Tick four activities which José will need to carry out as part of the evaluation.
Produce user documentation Design the new system Compare the solution with the original task requirements Analyse the existing system Identify any limitations of the system Identify any necessary improvements to the system Analyse the users’ responses to the results of testing the system Produce technical documentation For Examiner's Use Part of José’s job will be to produce both technical and user documentation for the new system. For each type of documentation give two reasons why it is needed. Technical documentation Reason 1 Reason 2 User documentation Reason 1 Reason 2

7. The systems life cycle  →  7.1. Analysis

7. The systems life cycle  →  7.6. Evaluation

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13

Aftab and his family have three computers in their home. He wants to connect the computers into a network. Name an item of hardware used to connect the computers to the internet. Name an item of software used to send messages over the internet. Name an item of software used to access websites. Apart from hardware and software, what else would be needed to provide access to the internet?

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

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

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14

For Examiner's Use 14 Online banking and ATMs are used by many customers. Describe how the following three methods are used to make sure that data is secure. Encryption Passwords Biometric data Give three advantages to the bank of using online banking. For Examiner's Use Give three advantages to the customer of using online banking.

8. Safety and security  →  8.3. Security of data

6. ICT applications  →  6.6. Banking applications

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15

Discuss the advantages and disadvantages of video conferencing compared to face to face meetings.

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

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

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16

For Examiner's Use 16 Explain the difference between phishing and pharming.

8. Safety and security  →  8.3. Security of data

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17

Computers are used to manage data in schools. Name the different methods used to input personal data about students and their attendance and discuss the advantages and disadvantages of these.

6. ICT applications  →  6.4. School management systems

8. Safety and security  →  8.3. Security of data

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