File Handling

Question 1

What is the importance of file handling?

Answer 1

Without a program having access to data in other files all data in a program would have to be;
Stored in the code
Entered by the user
Received from an external device

Question 2

Name a common type of file handling

Answer 2

Scripting code, embedded in an HTML file, to access a database.

Question 3

What will file handling programs usually contain in their code?

Answer 3

An instruction to open the file
A path to the file
Syntax - determines whether connection to the file will be read only, write only or read/write.
Data is used accordingly.
An instruction to close the file.

Question 4

Pseudocode for file handling

Answer 4

SET list TO ["data"]
OPEN FILE "filename"
FOR each dataitem FROM list DO
SEND oneitem TO "filename"
END FOR EACH
CLOSE FILE "filename"