O-LevelComputer ScienceProgramming2210/22 · Oct/Nov 2024 · Q96 Marks
The function LENGTH(X) calculates the length of a string X Write the pseudocode statements to: • allow a line of text to be input to an appropriate variable • store this line of text in a text file called Main.txt • calculate the length of the line of text and output the text in lower case along with its length • store the lower-case line of text in a text file called Lowercase.txt Make sure that any variables used are declared and that both text files are closed after they have been used.
- (a)The function LENGTH(X) calculates the length of a string X Write the pseudocode statements to: • allow a line of text to be input to an appropriate variable • store this line of text in a text file called Main.txt • calculate the length of the line of text and output the text in lower case along with its length • store the lower-case line of text in a text file called Lowercase.txt Make sure that any variables used are declared and that both text files are closed after they have been used.[6]
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2024). The mark or mark type is shown in brackets.
- [1] Declaration of appropriate string variable(s)
- [1] Input of a line of text
- [1] Correct use of LCASE
- [1] Correct use of LENGTH
- [1] Opening of at least one of the required text files using given names (Main.txt, Lowercase.txt)
- [1] Storing of correct line of text to Main.txt
- [1] Storing of correct lines to Lowercase.txt
- [1] Closing of both text files
- [1] Correct output
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