O-LevelComputer ScienceProgramming2210/22 · Oct/Nov 2023 · Q75 Marks
The string operation SUBSTRING(Quote, Start, Number) returns a string from Quote beginning at position Start that is Number characters long. The first character in Quote is in position 1. Write pseudocode statements to: • store the string "Learning Never Exhausts The Mind" in Quote • extract and display the words "The Mind" from the string • output the original string in lower case.
- The string operation SUBSTRING(Quote, Start, Number) returns a string from Quote beginning at position Start that is Number characters long. The first character in Quote is in position 1. Write pseudocode statements to: • store the string "Learning Never Exhausts The Mind" in Quote • extract and display the words "The Mind" from the string • output the original string in lower case.[5]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2023). The mark or mark type is shown in brackets.
- [5] One mark per mark point, max five
- MP1 storing string in Quote
- MP2 correct assignment for Start // sending correct start value
- MP3 correct assignment for Number // sending correct number of characters
- MP4 use of SUBSTRING function with first parameter as Quote, or equivalent, plus two other parameters
- MP5 correct use of LCASE function
- MP6 two correct outputs
- For example: Quote ← "Learning Never Exhausts The Mind" Start ← 25 Number ← 8 OUTPUT SUBSTRING (Quote, Start, Number) OUTPUT LCASE (Quote)
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