IGCSE Computer Science Paper 2 Crossword: 8.3 File Handling (Modules 489–499)
Name:
Date:
Class:
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Crossword
Read each clue and write the matching term in the grid. Numbers in brackets show the letters in each word.
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5
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8
9
Across
- 5. Writes the value stored in a variable into an open file. Give the file name, a comma, then the variable. The file must already be open in WRITE mode. Word 4 of: _________ "______.txt", _____ (5)
- 6. Word 3 of the term in 3 Down: _______ __________ : ______ (6)
- 8. Word 1 of the term in 5 Across: _________ "______.txt", _____ (9)
- 9. Reads one data item from the open file and stores it in the variable. The file must already be open in READ mode, and the variable's data type must match the item. Word 1 of: ________ "______.txt", _____ (8)
Down
- 1. Writes the text held in the STRING variable ______ into the file ______.txt as one new line. Each WRITEFILE adds one more line to the file. Word 2 of: _________ "_____.txt", __________ (5)
- 2. Closes the file named in the identifier once you have finished reading or writing, so data is saved and the file is released. The name must match the one used in OPENFILE. Word 1 of: _________ "______.txt" (9)
- 3. The variable used with READFILE or WRITEFILE needs a data type that suits the data: ______ for a line of text, INTEGER for a whole number. A wrong type causes errors. Word 1 of: _______ __________ : ______ (7)
- 4. Word 4 of the term in 1 Down: _________ "_____.txt", __________ (10)
- 5. Word 2 of the term in 5 Across: _________ "______.txt", _____ (6)
- 7. Opens the existing file Scores.txt in ______ mode so the program can ______ data from it with READFILE. The file must already exist, and ______ mode does not change its contents. Word 5 of: OPENFILE "______.txt" FOR ____ (4)
Answer Key
IGCSE Computer Science Paper 2 · Modules 489–499
1N
2C
A
3D
L
M
4L
E
5S
C
O
R
E
I
C
C
S
6S
T
R
I
N
G
L
O
E
E
A
R
F
7R
O
8W
R
I
T
E
F
I
L
E
F
E
S
L
A
T
9R
E
A
D
F
I
L
E
X
T
Across
5SCORE — Writes the value stored in a variable into an open file. Give the file name, a comma, then the variable. The file must already be open in WRITE mode. Word 4 of: _________ "______.txt", _____
6STRING — Word 3 of the term in 3 Down: _______ __________ : ______
8WRITEFILE — Word 1 of the term in 5 Across: _________ "______.txt", _____
9READFILE — Reads one data item from the open file and stores it in the variable. The file must already be open in READ mode, and the variable's data type must match the item. Word 1 of: ________ "______.txt", _____
Down
1NAMES — Writes the text held in the STRING variable ______ into the file ______.txt as one new line. Each WRITEFILE adds one more line to the file. Word 2 of: _________ "_____.txt", __________
2CLOSEFILE — Closes the file named in the identifier once you have finished reading or writing, so data is saved and the file is released. The name must match the one used in OPENFILE. Word 1 of: _________ "______.txt"
3DECLARE — The variable used with READFILE or WRITEFILE needs a data type that suits the data: ______ for a line of text, INTEGER for a whole number. A wrong type causes errors. Word 1 of: _______ __________ : ______
4LINEOFTEXT — Word 4 of the term in 1 Down: _________ "_____.txt", __________
5SCORES — Word 2 of the term in 5 Across: _________ "______.txt", _____
7READ — Opens the existing file Scores.txt in ______ mode so the program can ______ data from it with READFILE. The file must already exist, and ______ mode does not change its contents. Word 5 of: OPENFILE "______.txt" FOR ____