Circle two jobs where there has been an increase in employment as a direct result of the introduction of computers. 2 Medical staff Delivery drivers for retail stores Cleaning staff Car production workers Website designers Teachers Secretaries Payroll workers [2]

2 Delivery drivers for retail stores Website designers 2 To earn marks, a student must correctly circle 'Delivery drivers for retail stores' and 'Website designers' from the provided list.

2 Circle two jobs where there has been a decrease in employment as a direct result of the introduction of computers. Bus drivers Car production Delivery drivers Fishermen workers for retail stores Payroll workers Programmers Teachers Website designers [2]

2 Car production workers Payroll workers 2 To earn marks, you must correctly identify 'Car production workers' and 'Payroll workers' as jobs experiencing a decrease in employment due to computers.

The table shows a comparison of two different types of fitness tracker. A fitness tracker contains a microprocessor, is worn around the wrist and monitors physical readings of the wearer. 4 FitB 4 Flexi-byt 6 Name of fitness tracker 7 days 20 days Battery life in days WiFi Bluetooth Method of internet connection 10m 100m Water resistant N Y GPS INR 10700 INR 22855 Cost You have been asked to design a poster to show this data for the two fitness trackers. Describe how you would use six different design features to enhance the data in this poster. The poster must be suitable for an audience of adult customers. (a) 1… … 2… … 3… … 4… … 5… … 6… … [6] Describe the computer processing involved in the use of a microprocessor-controlled fitness tracker when displaying and monitoring the blood pressure of the user. (b) … … … … … … … … [4]

4(a) Six from: Different size/style of font for the title/features in the table Clear font colour for the title/text in the table Clear fonts for the title/text in the table Use of bold to highlight keywords Use of italics to highlight keywords Poster fills the page Data is shown in the comparison table/chart More text than images Contrasting colours for font and background colour Use of white space Use of borders to make the text stand out 6 4(b) Four from: The data is sent to/read by the microprocessor The data is stored by the tracker Convert the raw data into blood pressure data Compare the data with pre-set values If out of range send data to an alert system The data is sent to the screen 4

A company operates from 08:00 to 19:00, Monday to Friday. Full-time employees work a 40-hour week, starting at 09:00 and finishing work at 17:00. 9 For each of the times worked by an employee, write down the most appropriate working pattern. An employee works from 09:00 to 13:00, Monday to Friday. (a) … [1] An employee works from 09:00 to 19:00, Monday to Thursday. (b) … [1] The work of two employees combined is a 40-hour week; each work for two full days and a half day. (c) … [1] An employee works a full 8-hour day but has negotiated with his employer to complete this at some point between 08:00 and 19:00, each day. (d) … [1]

9(a) Part time 1 9(b) Compressed hours 1 9(c) Job sharing 1 9(d) Flexible hours 1 To earn marks, students must correctly identify the working pattern for each scenario: 'Part time' for (a), 'Compressed hours' for (b), 'Job sharing' for (c), and 'Flexible hours' for (d).

9 Robots are used to spray paint cars in a car production company. (a) Describe two other jobs that robots can perform in car production. … … … … [2] (b) When the spray paint can is empty it needs to be refilled. There is a sensor in the can which measures the amount of paint. Describe the use of the sensor and microprocessor in this application. … … … … … … … … … … … … [6] (c) Discuss the advantages and disadvantages of the introduction of robots rather than employing humans to spray paint the cars. … … … … … … … … … … … … [6]

9(a) Two from, for example: Fit windscreens Fit the wheels Welding body panels Move cars from one place to another Fit engines 2 9(b) Six from: The depth of the paint is read by the sensor The depth of paint is sent from the sensor to the ADC/microprocessor The digital data from the ADC is read by the microprocessor The microprocessor compares this data to the minimum depth of the paint/preset value If the data is less than the minimum depth/preset value, the microprocessor sends a signal to the actuator If the data is more than the minimum depth/preset value microprocessor does nothing Process is continuous 6 9(c) Six from: Advantages They can work in areas where it would be harmful for humans They can work 24/7 Cheaper in the long run Higher productivity The finish is more consistent Disadvantages Expensive to purchase Skills can be lost Expensive to maintain/reprogram Expensive to start up//train staff to operate the robots To gain full marks there must be at least one advantage and one disadvantage 6

Cambridge IGCSE ICT · 0417

IGCSE ICT (0417) The effects of using IT past paper questions

Revise IGCSE ICT (0417) — The effects of using IT with real Cambridge past-paper questions grouped by topic, each shown with its marking scheme. Working one topic at a time targets exactly the skill each question tests.

55 free questions from 2016–2021, each with its marking scheme. Open the full topical bank to filter by subtopic, paper, and year.