(IGCSE) Computer Science Oct/Nov 2015 paper 1 variant 3
Question paper found on page 6 / 16 pages total, pdf
6 3 A section of computer memory is shown below: Address Contents 1000 0000 0110 1110 1000 0001 0101 0001 1000 0010 1000 1101 1000 0011 1000 1100 1000 1100 1000 1101 1000 1110 1000 1111 (a) (
(IGCSE) Computer Science Oct/Nov 2015 paper 1 variant 3
Question paper found on page 7 / 16 pages total, pdf
7 (iii) Show any changes to the computer memory following the read and write operations in part (a)(i) and part (a)(ii). Address Contents 1000 0000 0110 1110 1000 0001 0101 0001 1000 0010 1000 1101 1000 0011 1000 1100 1000 1100 1
(IGCSE) Computer Science Oct/Nov 2015 paper 1 variant 3
Mark scheme found on page 5 / 9 pages total, pdf
Page 5 Mark Scheme Cambridge IGCSE – October/November 2015 Syllabus 0478 Paper 13 (ii) MAR 1 0 0 0 1 1 1 0 MDR 0 1 1 1 1 0 0 1 [2] (iii) Address 1000 0000 1000 0001 1000 0010 1000 0011 1000 1100 1000 1101 1000
(IGCSE) Computer Science Oct/Nov 2018 paper 2 variant 1
Question paper found on page 14 / 16 pages total, pdf
14 6 The database table, PCSTOCK, is a part of the database in an electronics shop, showing some of the desktop (DT), tablet (TB) and laptop (LT) computers they have in stock. PCID ScreenSize DT303240 30 32 DT 4000 $5000.00 DT301620 30 16 DT 2000 $4000.00 DT303220 30
(IGCSE) Computer Science May/June 2020 paper 2 variant 2
Mark scheme found on page 7 / 8 pages total, pdf
0478/22Cambridge IGCSE – Mark Scheme PUBLISHED QuestionAnswer 4(a) 4(b) © UCLES 2020 May/June 2020 Marks 3 One mark for correct input (PointsWon and PointsLost) One mark for correct calculations (Difference) One mark for correct output OUTPUT PointsWonPointsLostDifference50004474526Keep on trying 605520004055Well done move up 79009800-1900Sorry
(IGCSE) Computer Science May/June 2015 paper 2 variant 2
Mark scheme found on page 5 / 6 pages total, pdf
Page 5 4 Mark Scheme Cambridge IGCSE – May/June 2015 Syllabus 0478 Paper 22 1 mark for each correct line, two lines from one box not allowed Counting Sum = Sum + Value[n] Repetition IF Value = 10 THEN PRINT 'X' Selection FOR Counter = 1 TO 10 Amount = Amount + 1 Totalling Sum = Num1 + Num2 [4] 5 (a) 1 mark
(IGCSE) Computer Science May/June 2021 paper 2 variant 2
Mark scheme found on page 9 / 13 pages total, pdf
0478/22Cambridge IGCSE – Mark Scheme PUBLISHED QuestionAnswer May/June 2021 Marks Section B 2(a)Any six from: MP1 Initialisation of large and small variables e.g. Large ← 0 Small ← 1000 MP2 Use of a loop for 500 entries // or 499 if initialisation done on first correct entry MP3 Input with prompt MP4 Attempt at checking the range of 1
(IGCSE) Computer Science Oct/Nov 2020 paper 2 variant 1
Question paper found on page 8 / 16 pages total, pdf
8 3 This pseudocode algorithm calculates the weight and number of bags in a load of firewood. The weight in kilograms of each bag is input. The algorithm finishes when either 50 bags have been weighed, or as soon as the total weight exceeds 1000 kilograms. Only then are the total weight and the number of bags in the load output. 01 02 03 04 05 06 0
(IGCSE) Computer Science May/June 2018 paper 2 variant 1
Mark scheme found on page 8 / 11 pages total, pdf
0478/21 Cambridge IGCSE – Mark Scheme PUBLISHED Question Answer May/June 2018 Marks Section B 2(a) Any six from: 1 Initialisation of counters for positive numbers and zeros 2 Appropriate loop for 1000 iterations 3 Input number inside loop 4 Test for positive numbers 5 Update positive number counter 6 Test for zeros 7 Update zero counter 8 Output counters with appropriate messages outside loop 6 zero
(IGCSE) Computer Science Oct/Nov 2015 paper 1 variant 1
Mark scheme found on page 7 / 10 pages total, pdf
Page 7 7 Mark Scheme Cambridge IGCSE – October/November 2015 Syllabus 0478 Paper 11 (a) Lossy – when decompressed, some detail is lost and file is not exactly like the original (but difference is usually not noticeable) Lossless – when decompressed the original file is restored with no loss of data [2] (b) 1 mark for type of file + 1 mark for description e.g:
(IGCSE) Computer Science May/June 2018 paper 2 variant 1
Question paper found on page 6 / 12 pages total, pdf
6 Section B 2 (a) Write an algorithm to input 1000 numbers. Count how many numbers are positive and how many numbers are zero. Then output the results. Use either pseudocode or a flowchart. .........................................................................
(IGCSE) Computer Science Oct/Nov 2017 paper 2 variant 1
Question paper found on page 7 / 12 pages total, pdf
7 Section B 2 This section of program code asks for 80 numbers between 100 and 1000 to be entered. It checks that the numbers are in the correct range, and stores them in an array. It counts how many of the numbers are larger than 500 and then outputs the result when the program is finished. 1 Count = 0 2 FOR Index = 1 TO 80 3
(IGCSE) Computer Science Oct/Nov 2017 paper 2 variant 3
Question paper found on page 7 / 12 pages total, pdf
7 Section B 2 This section of program code asks for 80 numbers between 100 and 1000 to be entered. It checks that the numbers are in the correct range, and stores them in an array. It counts how many of the numbers are larger than 500 and then outputs the result when the program is finished. 1 Count = 0 2 FOR Index = 1 TO 80 3
(IGCSE) Computer Science Feb/March 2017 paper 2 variant 2
Question paper found on page 10 / 12 pages total, pdf
10 6 A database table, DEVICE, has been set up to record the electronic equipment used in a small business. Device ID Device Type User Purchase Date Purchase Price ($) Portable 3 Desktop Alan Swales 14/02/2017 1350.00 N 4 Laptop Chantel Law 01/02/2016 1460.00 Y 5 Tablet Abdula Saud 31/12/2016 1000.
(IGCSE) Computer Science May/June 2021 paper 2 variant 2
Question paper found on page 8 / 16 pages total, pdf
8 Section B 2 (a) Write an algorithm in pseudocode to input 500 positive whole numbers. Each number input must be less than 1000. Find and output the largest number input, the smallest number input and the range (difference between the largest number and smallest number). .............................................
(IGCSE) Computer Science May/June 2019 paper 1 variant 2
Mark scheme found on page 11 / 12 pages total, pdf
0478/12 Cambridge IGCSE – Mark Scheme PUBLISHED Question 8(b) © UCLES 2019 May/June 2019 Answer Marks 4 marks for 8 correct outputs 3 marks for 6/7 correct outputs 2 marks for 4/5 correct outputs 1 mark for 2/3 correct outputs 4 ABC Working space 0000 0010 0101 0110 1000 1010 1101 1111
(IGCSE) Computer Science Oct/Nov 2020 paper 1 variant 2
Mark scheme found on page 11 / 13 pages total, pdf
0478/12 Cambridge IGCSE – Mark Scheme PUBLISHED Question 4(b) © UCLES 2020 Answer October/November 2020 Marks Four marks for 8 correct outputs Three marks for 6/7 correct outputs Two marks for 4/5 correct outputs One mark for 2/3 correct outputs 4 ABC Working space X 0000 0011 0100 0111 1000 1011 1101 11
(IGCSE) Computer Science For examination from 2020 paper 2
Specimen mark scheme found on page 6 / 6 pages total, pdf
6 6 (a) marking points: the way to find and print the largest value a the way to find and print the largest value b the way to find and print the largest value c sample algorithm: INPUT a, b, c IF a > b AND a > c THEN PRINT a ELSE IF b > c THEN PRINT b ELSE PRINT c (b) marking points: loop construct check if number
(IGCSE) Computer Science For examination from 2015 paper 2
Specimen mark scheme found on page 6 / 6 pages total, pdf
6 6 (a) marking points: the way to find and print the largest value a the way to find and print the largest value b the way to find and print the largest value c sample algorithm: INPUT a, b, c IF a > b AND a > c THEN PRINT a ELSE IF b > c THEN PRINT b ELSE PRINT c (b) marking points: loop construct check if number
(IGCSE) Computer Science May/June 2022 paper 1 variant 1
Mark scheme found on page 9 / 13 pages total, pdf
0478/11 Cambridge IGCSE – Mark Scheme PUBLISHED Question 8(b) © UCLES 2022 May/June 2022 Answer Marks Four marks for 8 correct outputs Three marks for 6/7 correct outputs Two marks for 4/5 correct outputs One mark for 2/3 correct outputs 4 ABC Working space 0000 0011 0100 0111 1000 1011 1100 1111
(IGCSE) Computer Science For examination from 2020 paper 2
Specimen question paper found on page 14 / 16 pages total, pdf
14 6 (a) Write an algorithm, using pseudocode or flowchart only, which: • • inputs three numbers outputs the largest of the three numbers [3] (b) Write an algorithm, using pseudocode or flowchart only, which: • • inputs 1000 numbers outputs how many of these numbers were whole numbers (integers) (You may use INT(x) in your answer, e.g. y = INT(3.
(IGCSE) Computer Science For examination from 2016 paper 2
Specimen question paper found on page 14 / 16 pages total, pdf
14 6 (a) Write an algorithm, using pseudocode or flowchart only, which: • • inputs three numbers outputs the largest of the three numbers [3] (b) Write an algorithm, using pseudocode or flowchart only, which: • • inputs 1000 numbers outputs how many of these numbers were whole numbers (integers) (You may use INT(x) in your answer, e.g. y = INT(3.
(IGCSE) Computer Science For examination from 2015 paper 2
Specimen question paper found on page 14 / 16 pages total, pdf
14 6 (a) Write an algorithm, using pseudocode or flowchart only, which: • • inputs three numbers outputs the largest of the three numbers [3] (b) Write an algorithm, using pseudocode or flowchart only, which: • • inputs 1000 numbers outputs how many of these numbers were whole numbers (integers) (You may use INT(x) in your answer, e.g. y = INT(3.
(IGCSE) Computer Science For examination from 2016 paper 2
Specimen mark scheme found on page 6 / 6 pages total, pdf
6 6 (a) marking points: the way to find and print the largest value a the way to find and print the largest value b the way to find and print the largest value c sample algorithm: INPUT a, b, c IF a > b AND a > c THEN PRINT a ELSE IF b > c THEN PRINT b ELSE PRINT c (b) marking points: loop construct check if number
(IGCSE) Computer Science May/June 2022 paper 1 variant 2
Mark scheme found on page 9 / 13 pages total, pdf
0478/12 Cambridge IGCSE – Mark Scheme PUBLISHED Question May/June 2022 Answer Marks 5(a)One mark for each correct logic gate with correct input(s)5 5(b)Four marks for 8 correct outputs Three marks for 6/7 correct outputs Two marks for 4/5 correct outputs One mark for 2/3 correct outputs4 © UCLES 2022 ABC Working space 0000 0010 010
(IGCSE) Computer Science May/June 2018 paper 2 variant 2
Question paper found on page 11 / 12 pages total, pdf
11 6 A database table, TREES, is used to keep a record of the trees in a park. Each tree is given a unique number and is examined to see if it is at risk of dying. There are over 900 trees; part of the database table is shown. Tree Number Type Map Position Age in Years At Risk TN091 Acacia A7 250 Y TN172 Olive
(IGCSE) Computer Science Oct/Nov 2017 paper 1 variant 3
Question paper found on page 10 / 12 pages total, pdf
10 9 (a) Optical storage media can be used to store data. Describe how the data is read from a Compact Disc (CD). .................................................................................................
(IGCSE) Computer Science Oct/Nov 2017 paper 1 variant 1
Question paper found on page 10 / 12 pages total, pdf
10 9 (a) Optical storage media can be used to store data. Describe how the data is read from a Compact Disc (CD). .................................................................................................
(IGCSE) Computer Science May/June 2022 paper 1 variant 3
Mark scheme found on page 5 / 13 pages total, pdf
0478/13 Cambridge IGCSE – Mark Scheme PUBLISHED Question 1(a) May/June 2022 Answer Marks One mark for each correct row 5 Device Input () keyboard microphone Output () Storage () headphones hard disk drive (HDD) actuator 1(b) Question 2(a) Answer Per each binary conversion, one mark for 2 correct character conversions, two marks for three
(IGCSE) Computer Science May/June 2016 paper 2 variant 3
Question paper found on page 6 / 12 pages total, pdf
6 Section B 2 Read this section of program code that inputs 10 positive numbers and then outputs the smallest number input. 1 2 3 4 5 6 7 8 Small = 1000 Counter = 0 REPEAT INPUT Num IF Num < Small THEN Small = Num Counter = Counter + 1 UNTIL Counter = 10 PRINT Small (i) Identify three changes you would need to make to find the largest
(IGCSE) Computer Science May/June 2016 paper 2 variant 1
Question paper found on page 6 / 12 pages total, pdf
6 Section B 2 Read this section of program code that inputs 10 positive numbers and then outputs the smallest number input. 1 2 3 4 5 6 7 8 Small = 1000 Counter = 0 REPEAT INPUT Num IF Num < Small THEN Small = Num Counter = Counter + 1 UNTIL Counter = 10 PRINT Small (i) Identify three changes you would need to make to find the largest
(IGCSE) Computer Science Feb/March 2019 paper 1 variant 2
Mark scheme found on page 7 / 9 pages total, pdf
0478/12Cambridge IGCSE – Mark Scheme PUBLISHED QuestionAnswer 5(b) March 2019 Marks 4 marks for 8 correct outputs 3 marks for 6/7 correct outputs 2 marks for 4/5 correct outputs 1 mark for 2/3 correct outputs Question 4 ABC Working space 0000 0010 0101 0110 1000 1011 1101 1111 Answer X Marks 6(a)Three
(IGCSE) Computer Science May/June 2015 paper 2 variant 2
Question paper found on page 8 / 12 pages total, pdf
8 4 Four programming concepts and four examples of programming code are shown below. Draw a line to link each programming concept to the correct example of programming code. Programming concept Example of programming code Counting Sum = Sum + Value[n] Repetition IF Value = 10 THEN PRINT 'X' Selection FOR Counter = 1 TO 10 Totalling Amount = Amount + 1 Sum = Num1 + Num2 [4] 5
(IGCSE) Computer Science May/June 2020 paper 2 variant 2
Question paper found on page 10 / 16 pages total, pdf
10 4 This flowchart inputs the points won and the points lost when playing a game. The difference between the points won and lost is calculated and depending on the result the player can: move up to the next level, stay at the same level, or move down to the previous level. The flowchart finishes when the input for points won is –1. START INPUT PointsWon, PointsLost IS PointsWon = –
(IGCSE) Computer Science May/June 2020 paper 1 variant 2
Mark scheme found on page 6 / 10 pages total, pdf
0478/12Cambridge IGCSE – Mark Scheme PUBLISHED QuestionAnswer 4(b) Working space May/June 2020 Marks ABC X 0000 0010 0101 0111 1000 1010 1101 1111 4 4 marks for 8 correct outputs 3 marks for 6 or 7 correct outputs 2 marks for 4 or 5 correct outputs 1 mark for 2 or 3 correct outputs Question 5
(IGCSE) Computer Science Oct/Nov 2018 paper 2 variant 1
Mark scheme found on page 14 / 14 pages total, pdf
0478/21 Cambridge IGCSE – Mark Scheme PUBLISHED Question October/November 2018 Answer 6(a) Field Data type PCID Text ScreenSize Number Type Text Price Currency Marks 2 2 marks for 4 correct data types 1 mark for 2 or 3 correct data types 6(b) 1 mark correct Fields included 1 mark correct Table and Show on all fields used 1 mark for correct sort, must be descending on
(IGCSE) Computer Science Oct/Nov 2016 paper 2 variant 3
Question paper found on page 6 / 12 pages total, pdf
6 Section B 2 Read this section of program code that: • • • inputs 10 numbers checks whether each number is within a specified range totals the numbers within the range and outside the range 1 2 3 4 5 6 7 8 9 InRange = 0 OutRange = 1000 FOR Count = 1 TO 10 INPUT Num IF Num > 10 AND Num < 20 THEN InRange = InRange
(IGCSE) Computer Science Oct/Nov 2016 paper 2 variant 1
Question paper found on page 6 / 12 pages total, pdf
6 Section B 2 Read this section of program code that: • • • inputs 10 numbers checks whether each number is within a specified range totals the numbers within the range and outside the range 1 2 3 4 5 6 7 8 9 InRange = 0 OutRange = 1000 FOR Count = 1 TO 10 INPUT Num IF Num > 10 AND Num < 20 THEN InRange = InRange
(IGCSE) Computer Science May/June 2018 paper 2 variant 2
Mark scheme found on page 7 / 7 pages total, pdf
0478/22 Cambridge IGCSE – Mark Scheme PUBLISHED Question 5 May/June 2018 Answer Marks One mark per value and reason, max 3 Example 1.00 – boundary rejected//rejected (underweight) // out of range(1) 1.02 – normal // valid // accepted weight in range (1) 1.10 – abnormal // erroneous // invalid // rejected (overweight) (1) Question 3
(IGCSE) Computer Science Oct/Nov 2019 paper 1 variant 3
Mark scheme found on page 10 / 14 pages total, pdf
0478/13Cambridge IGCSE – Mark Scheme PUBLISHED QuestionAnswer 4(b) 4(c) © UCLES 2019 October/November 2019 Marks Four mark for 8 correct outputs Three marks for 6 or 7 correct outputs Two mark for 4 or 5 correct outputs One mark for 2 or 3 correct outputs 4 ATP Working space X 0000 0011 0100 0110 1000 1011
(IGCSE) Computer Science Oct/Nov 2021 paper 1 variant 1
Mark scheme found on page 8 / 8 pages total, pdf
0478/11 Cambridge IGCSE – Mark Scheme PUBLISHED Question 10(c) October/November 2021 Answer Marks ABC Working space X 0000 0010 0100 0111 1000 1011 1100 1111 4 4 marks per 8 correct outputs 3 marks per 6/7 correct outputs 2 marks per 4/5 correct outputs 1 mark per 2/3 correct outputs Question 11
(IGCSE) Computer Science May/June 2022 paper 2 variant 1
Question paper found on page 10 / 12 pages total, pdf
10 5 The pseudocode represents an algorithm. The pre-defined function DIV gives the value of the result of integer division. For example, Y = 9 DIV 4 gives the value Y = 2 The pre-defined function MOD gives the value of the remainder of integer division. For example, R = 9 MOD 4 gives the value R = 1 ← ← 0 First 0 Last INPUT Limit 1 TO Limit
(IGCSE) Computer Science Feb/March 2017 paper 2 variant 2
Mark scheme found on page 5 / 5 pages total, pdf
0478 / 22 Cambridge IGCSE – Mark Scheme PUBLISHED Question 5(a) March 2017 Answer Marks – initialising counter outside the loop – updating counter inside loop – suitable exit value at start of loop – correct use of WHILE … DO … ENDWHILE 4 Example: INPUT Num Counter ← 1 WHILE Counter <= 12 DO Num ← Num * Counter A [Counter] ← Num Counter ← Counter +
(IGCSE) Computer Science Oct/Nov 2015 paper 2 variant 2
Mark scheme found on page 4 / 5 pages total, pdf
Page 4 Mark Scheme Cambridge IGCSE – October/November 2015 Syllabus 0478 Paper 22 Section B 2 One mark for each error identified + suggested correction line 4 or (Total =) Total + 1: this should read (Total =) Total + Num line 5 or Counter = Counter + 1: delete this line line 6 or (Average = )Total / Counter: swap lines 6 and 7 line
(IGCSE) Computer Science Oct/Nov 2015 paper 2 variant 1
Mark scheme found on page 4 / 5 pages total, pdf
Page 4 Mark Scheme Cambridge IGCSE – October/November 2015 Syllabus 0478 Paper 21 Section B 2 One mark for each error identified + suggested correction line 4 or (Total =) Total + 1: this should read (Total =) Total + Num line 5 or Counter = Counter + 1: delete this line line 6 or (Average = )Total / Counter: swap lines 6 and 7 line
(IGCSE) Computer Science May/June 2019 paper 2 variant 3
Mark scheme found on page 3 / 8 pages total, pdf
0478/23 Cambridge IGCSE – Mark Scheme PUBLISHED Question May/June 2019 Answer Marks Section A 1(a) 4 marks for: Data Structure(s) max 2 • Arrays • Variable(s) for // data entry such as Item Code // index / constant for minimum number of items Further description max 3 • Data type(s) one or more • Use(s) one or more • Name(s
(IGCSE) Computer Science Oct/Nov 2015 paper 1 variant 2
Mark scheme found on page 6 / 9 pages total, pdf
Page 6 5 Mark Scheme Cambridge IGCSE – October/November 2015 Syllabus 0478 Paper 12 (a) Any five from: – naming a suitable sensor, e.g infra-red, pressure, motion sensors, send signal/data to microprocessor – signal/data is converted to digital (using an ADC) – microprocessor instructs/send signals to camera to capture image/video – captured image/video data sent to microprocessor either –
(IGCSE) Computer Science Oct/Nov 2020 paper 2 variant 3
Question paper found on page 8 / 16 pages total, pdf
8 Section B 2 An algorithm has been written in pseudocode to check the temperature readings taken from a freezer are within the range –18 degrees to –25 degrees inclusive. The algorithm counts the number of times that the temperature reading is below –25 degrees and the number of times that the temperature reading is above –18 degrees. An engineer is called if there are more than 10 temperature readings
(IGCSE) Computer Science Oct/Nov 2021 paper 1 variant 1
Question paper found on page 4 / 12 pages total, pdf
4 3 Five statements are given about the error-checking methods checksum, check digit and parity check. (a) Tick (3) to show whether each statement applies to checksum, check digit or parity check. Some statements may apply to more than one error-checking method. Statement Checksum (3) Check digit (3) Parity check (3) uses an additional bit to create an odd or even number of 1s checks
(IGCSE) Computer Science Oct/Nov 2017 paper 1 variant 3
Mark scheme found on page 9 / 10 pages total, pdf
0478/13 Cambridge IGCSE – Mark Scheme PUBLISHED Question Answer October/November 2017 Marks 9(a) Any four from: – (Red) laser is used – (Laser beams) shines onto surface of the disk – It is rotated (at a constant speed) to be read – Surface is covered in a track (that spirals from the centre) – Data is represented on the surface using pits and lands
(IGCSE) Computer Science Oct/Nov 2017 paper 1 variant 1
Mark scheme found on page 9 / 10 pages total, pdf
0478/11 Cambridge IGCSE – Mark Scheme PUBLISHED Question Answer October/November 2017 Marks 9(a) Any four from: – (Red) laser is used – (Laser beams) shines onto surface of the disk – It is rotated (at a constant speed) to be read – Surface is covered in a track (that spirals from the centre) – Data is represented on the surface using pits and lands
(IGCSE) Computer Science Oct/Nov 2017 paper 2 variant 1
Mark scheme found on page 4 / 7 pages total, pdf
0478/21 Cambridge IGCSE – Mark Scheme PUBLISHED Question 1(d) Answer Any four from: • • • • • • Marks 4 Input timeslot Check 3 types of plane Methodology for checking time slot Identify any planes available Output plane(s) available Output if no planes available Question 2 October/November 2017 Answer 1 mark for each error identified plus suggested correction (the corrected lines must be written in
(IGCSE) Computer Science Oct/Nov 2017 paper 2 variant 3
Mark scheme found on page 4 / 7 pages total, pdf
0478/23 Cambridge IGCSE – Mark Scheme PUBLISHED Question 1(d) Answer Any four from: • • • • • • Marks 4 Input timeslot Check 3 types of plane Methodology for checking time slot Identify any planes available Output plane(s) available Output if no planes available Question 2 October/November 2017 Answer 1 mark for each error identified plus suggested correction (the corrected lines must be written in
(IGCSE) Computer Science Oct/Nov 2015 paper 1 variant 3
Mark scheme found on page 6 / 9 pages total, pdf
Page 6 Mark Scheme Cambridge IGCSE – October/November 2015 Syllabus 0478 Paper 13 (b) 1 mark for each CORRECT row Statement Firewall Speeds up access of information from a web server by using a cache Proxy server Filters all Internet traffic coming into and out from a user’s computer, intranet or private network Helps to prevent malware, including viruses, from entering a user’s computer Keeps a
(IGCSE) Computer Science Oct/Nov 2016 paper 1 variant 3
Mark scheme found on page 8 / 9 pages total, pdf
Page 8 9 Mark Scheme Cambridge IGCSE – October/November 2016 Syllabus 0478 Paper 13 Any six from: – – – – – – – – – – – – infrared / motion / pressure (sensor) // sensor detects movement/pressure signals/data sent (continuously) to microprocessor converted from analogue to digital (using ADC) microprocessor compares value with those stored in memory if sensor value does not match
(IGCSE) Computer Science Oct/Nov 2016 paper 1 variant 1
Mark scheme found on page 8 / 9 pages total, pdf
Page 8 9 Mark Scheme Cambridge IGCSE – October/November 2016 Syllabus 0478 Paper 11 Any six from: – – – – – – – – – – – – infrared / motion / pressure (sensor) // sensor detects movement/pressure signals/data sent (continuously) to microprocessor converted from analogue to digital (using ADC) microprocessor compares value with those stored in memory if sensor value does not match
(IGCSE) Computer Science Oct/Nov 2020 paper 2 variant 1
Pm found on page 2 / 2 pages total, pdf
2 Your preparation for the examination should include attempting the following practical tasks by writing and testing a program or programs. A car insurance system allows customers to check how much it would cost to buy insurance for a car for twelve months. The starting price of the car insurance is $500. The actual price a customer pays for the car insurance changes depending upon this information: • engine size of car
(IGCSE) Computer Science May/June 2021
Examiner report found on page 14 / 16 pages total, pdf
Cambridge International General Certificate of Secondary Education 0478 Computer Science June 2021 Principal Examiner Report for Teachers All programming statements included in an answer must be explained in order the be creditworthy. Several candidates did not attempt this part of the question. Section B Question 2 (a) The full range of marks was seen for this question. Most candidates wrote pseudocode to find the largest and smallest numbers input.
(IGCSE) Computer Science Oct/Nov 2021
Examiner report found on page 10 / 16 pages total, pdf
Cambridge International General Certificate of Secondary Education 0478 Computer Science November 2021 Principal Examiner Report for Teachers COMPUTER SCIENCE Paper 0478/21 Paper 2 Key messages Successful candidates showed evidence of practical experience in designing, programming, and testing solutions to the three tasks from the pre-release (squash court booking) to provide answers for Section A that demonstrated problem-solving and programming skills. Candidates need to read each
(IGCSE) Computer Science Feb/March 2020 paper 2 variant 2
Question paper found on page 2 / 16 pages total, pdf
2 Section A You are advised to spend no longer than 40 minutes answering this section. Here is a copy of the pre-release material. DO NOT attempt Tasks 1, 2 and 3 now. Use the pre-release material and your experience from attempting the tasks before the examination to answer Question 1. Pre-release material A car buying service helps customers calculate the price of buying a new car from Snazzy
(IGCSE) Computer Science Oct/Nov 2020 paper 2 variant 1
Question paper found on page 2 / 16 pages total, pdf
2 Section A You are advised to spend no longer than 40 minutes answering this section. Here is a copy of the pre-release material. DO NOT attempt Tasks 1, 2 and 3 now. Use the pre-release material and your experience from attempting the tasks before the examination to answer Question 1. Pre-release material A car insurance system allows customers to check how much it would cost to buy insurance
(IGCSE) Computer Science Oct/Nov 2015
Examiner report found on page 2 / 14 pages total, pdf
Cambridge International General Certificate of Secondary Education 0478 Computer Science November 2015 Principal Examiner Report for Teachers Question 4 Many candidates demonstrated a good level of knowledge about the computer terms, correctly matching a term to the most suitable definition. Question 5(a)(i)(ii) and (b) In all parts of this question candidates demonstrated limited knowledge of the operations of different types of printers. They were able