0417_m22_qp_12 - revisedeck

0417_m22_qp_12

A paper of Information and Communication Technology, 0417

Questions:

13

Year:

2022

Paper:

1

Variant:

2

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1

A tablet computer consists of both hardware and software. Define the term hardware. One input device used on a tablet computer is a touch screen. Name two other input devices built into a tablet computer. Write down two examples of system software.

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

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

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

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2

Circle two items that contain personal data. laser printer bar code bank card sensor mouse medical record 1 13

8. Safety and security → 8.2. eSafety

8. Safety and security → 8.3. Security of data

6. ICT applications → 6.10. Recognition systems

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3

The internal memory of a computer consists of both ROM and RAM. Describe the terms ROM and RAM. ROM RAM Modern laptop computers use Solid State Drives (SSD) rather than Hard Disk Drives (HDD). State three advantages of using SSDs rather than HDDs in a laptop computer. [Turn over 1 13

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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4

Tick (✓) whether the following statements refer to control, measurement or modelling systems. Only tick (✓) one answer for each statement. modelling (✓) measurement (✓) control (✓) Maintaining the growing conditions in a glasshouse Aircraft flight simulation Monitoring the pollution in a river Using what-ifs

6. ICT applications → 6.3. Computer controlled systems

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5

The World Wide Web (WWW) is often mistaken for the internet. Explain the differences between the WWW and the internet. 1 13 The web address for Cambridge IGCSE is: https://www.cambridgeinternational.org/IGCSE Describe the following parts of the web address. https:// cambridgeinternational .org /IGCSE

10. Communication → 10.2. Effective use of the internet

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

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6

Global Positioning Systems (GPS) are used for many different applications. Describe how GPS is used by a smartphone to pinpoint its location. [Turn over 1 13 Give three other examples of the use of GPS. 1 13

6. ICT applications → 6.11. Satellite systems

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

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7

Tawara School is presenting a concert. For previous concerts the booking of tickets was carried out manually using pen and paper. For this concert they are going to use an online booking system. Discuss the advantages and disadvantages of Tawara School using an online booking system rather than the manual system. Identify the most appropriate method of implementation of the new online booking system in this scenario. [Turn over 1 13 Explain, giving reasons, why your answer to part is the most appropriate method of implementation for this scenario.

6. ICT applications → 6.5. Booking systems

7. The systems life cycle → 7.1. Analysis

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8

Describe the advantages and disadvantages of using a smartphone rather than a laptop computer to access the internet. 1 13

10. Communication → 10.2. Effective use of the internet

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

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

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9

The introduction of computers into the work place has affected job patterns. Explain what is meant by part-time working. Explain what is meant by compressed hours working. Employees working in an office use computers for prolonged periods of time. Describe three items that an employee should be provided with to help reduce the health problems related to prolonged use of computers. [Turn over 1 13 The office must be a safe working environment. State two physical safety issues that might exist from the introduction of computers.

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

10. Communication → 10.2. Effective use of the internet

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10

A touch screen is both an input device and an output device. Touch screens are used on many devices. A tablet computer uses a touch screen. Describe the advantages and disadvantages of using a touch screen rather than a monitor and keyboard for the tablet computer. 1 13

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

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

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

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11

When creating an ICT solution, the legal, moral, ethical and cultural implications have to be considered. Choose the most appropriate implication that matches the descriptions given below. Ensuring that copyright laws have been followed. Not giving information about the ICT solution to another company.

9. Audience → 9.2. Copyright

9. Audience → 9.1. Audience appreciation

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12

The manager of a car garage has asked a systems analyst to create a new database system for the checking of cars making sure they are safe to drive. The checking of cars is known as a service. Each car has a unique licence plate. The cars can either be powered by electric or petrol. Cars are serviced every 10000 km, for example 10000 km, 20000 km. The minimum cost of the service is 1500 rupees and the maximum is 5000 rupees depending on the model of car. Different models of car are serviced. The date of the service is agreed. Complete this table, filling in the field names and the most appropriate data types to create the database using the information given above. For any numeric field, specify the type of number. Data type Field name Vehicle_licence_plate Powered_by Numeric:integer Cost_of_service Text Date_of_service [Turn over 1 13 The systems analyst is planning to create a relational database. Discuss the advantages and disadvantages of creating a relational database rather than a flat file database. 1 13 For each of the fields shown, name and describe one validation check that could be used on the data. Your answers must be different in each case. Vehicle_licence_plate Validation check Description Cost_of_service Validation check Description Date_of_service Validation check Description

7. The systems life cycle → 7.2. Design

18. Databases → 18.1. Create a database structure

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13

A family has a number of different devices connected to the internet. Identify three items of computer hardware that may need to be purchased in order to set up a computer network so the devices can use the internet. [Turn over 1 13 Arjun is a member of the family. He uses the internet to carry out research and send work to his office. Describe three other ways he could make appropriate use of the internet. Arjun uses the internet to carry out research for his work. Describe two drawbacks of Arjun using the internet for research. 1 13 Arjun can log directly into his office system from his home computer. The office system only requires users to enter their user id and a password. Explain why this is not very secure. Describe two other ways the office system could identify the user securely. 1 13

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

10. Communication → 10.2. Effective use of the internet

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