O-LevelComputer ScienceAlgorithm design and problem-solving2210/22 · Oct/Nov 2020 · Q62 Marks

Draw a flowchart symbol to represent each of the following: Input/Output | Decision --- | --- |

Draw a flowchart symbol to represent each of the following: Input/Output | Decision --- | --- |[2]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2020). The mark or mark type is shown in brackets.

On Oracle Prep you can write or photograph your own answer and have it marked by AI against this mark scheme, with feedback on what you missed.

Topic: Algorithm design and problem-solving, O-Level Computer Science (syllabus 2210). Structured question, 2 marks.
Source: O-Level Computer Science, Oct/Nov 2020 Paper 2 Variant 2, question 6.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

A programmer has written a routine to check that prices are below $10.00. These values are used as test data. 10.00 …

Section B 2 (a) Draw a flowchart for an algorithm to input numbers. Reject any numbers that are negative and count ho…

3 This pseudocode algorithm inputs two non-zero numbers and a sign, and then performs the calculation shown by the si…

There are various methods used to detect errors that can occur during data transmission and storage. Describe each of…

The denary number 57 is to be stored in two different computer registers. Convert 57 from denary to binary and show y…

A company has a number of offices around the world.