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TS P Computer Science Advanced Level (A- Level) English 5 cards

Cards in this deck (5)

1Purpose of a structure chartShow how the modules and variables in a program are interconnected, and other control information, e.g. selection, repetition...
2What do structure chart arrows with a black round end transfer?Flags (boolean values)
3Pseudo-codes for file handling?OPENFILE FOR READ/WRITE/APPEND // Open file (understand the
difference between various file modes)
READFILE , // Read a line of text from the file
WRITEFILE , // Write a line of text to the file
CLOSEFILE // Close file
EOF() // function to test for the end of the file
4Why are files used?For import existing data stored in a secondary storage place to the program or vice versa (outputting a program result into a file for storage and later use)
5Differences between functions and procedures in terms of parameters and outputs?Functions: can have 0 or multiple parameters but must have only 1 output
Subs: can have 0 or multiple parameters and can have 0 or multiple outputs

Description: Advanced Level (A- Level) Computer Science (Practical) Flashcards on Untitled, created by TS P on 14/05/2016.
Created by: TS P
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