OCR Computer Science Paper exam questions with certified answers. Start/Stop - Answer Flow chart: A box with rounded corners. Function - Answer A set of instructions stored under one name that returns a value. Inputs/Outputs - Answer Flow chart: A pa

OCR Computer Science Paper
exam questions with certified
answers.

Start/Stop - Answer Flow chart: A box with rounded corners.


Function - Answer A set of instructions stored under one name that
returns a value.


Inputs/Outputs - Answer Flow chart: A parallelogram box.


Parameter - Answer Variables that are used to pass values into a sub
program.


Processes - Answer Flow chart: A rectangular box.

, Argument - Answer A value that is passed into a sub program.


Decisions - Answer Flow chart: A diamond box.


Local Variable - Answer A variable that only exists within the structure
it's declared in.


Sub Routines - Answer Flow chart: A rectangular box with lines either
side of it.


Global Variable - Answer A variable that exists within all structures in a
program.


Binary Search - Answer On an ordered list, compare the middle item
with the search value then discard the half of the list that is too
big/small. Repeat.


Input Sanitisation - Answer Removing any unwanted characters before
passing data through the program.


Linear Search - Answer On an unordered list, search each item in turn.


Input Validation - Answer Checking if data meets certain criteria before
passing it into the program.