GCSE COMPUTER SCIENCE: MAY 2025:
COMPUTER SYSTEMS COMPREHENSIVE
STUDY GUIDE 2026 FULL QUESTIONS AND
SOLUTIONS GRADED A+
◍ denary.
Answer: system using base-10
◍ digital signal.
Answer: the representation of an analogue signal using binary data
◍ DO WHILE loop.
Answer: type of iteration statement
◍ erroneous data.
Answer: test data that a program isn't designed to accept
◍ error diagnostics.
Answer: information about an error once it is detected
◍ extended ASCII.
Answer: an 8-bit character set consisting of 256 characters
◍ extreme data.
Answer: Test data on the boundary of what a program will accept
◍ field.
Answer: A column of a database used to store a category of data
◍ file handling.
Answer: reading from and writing to external files
◍ file sharing.
, Answer: copying files between services of work
◍ final testing.
Answer: when the testing stage of the software developing cycle is only
done once to check the software.
◍ flat-file database.
Answer: A database that only contains one table of data
◍ flow diagram.
Answer: a graphical way of showing an algorithm
◍ FOR loop.
Answer: A type of count-controlled iteration statement
◍ Algorithm.
Answer: A step-by-step procedure for solving a problem.
◍ functionality testing.
Answer: A type of testing that assesses how well a program meets the
requirements
◍ function.
Answer: A sub program that takes parameters and returns a value
◍ Gigabyte.
Answer: 1000 megabytes
◍ global variable.
Answer: a variable available throughout the whole program
◍ GPU.
Answer: A circuit for handling the processing of graphics and images
◍ GUI.
Answer: Allows the user to interact with the computer in a visual and
intuitive way
◍ GUI builder.
Answer: an IDE tool for giving a program a graphical user interface
COMPUTER SYSTEMS COMPREHENSIVE
STUDY GUIDE 2026 FULL QUESTIONS AND
SOLUTIONS GRADED A+
◍ denary.
Answer: system using base-10
◍ digital signal.
Answer: the representation of an analogue signal using binary data
◍ DO WHILE loop.
Answer: type of iteration statement
◍ erroneous data.
Answer: test data that a program isn't designed to accept
◍ error diagnostics.
Answer: information about an error once it is detected
◍ extended ASCII.
Answer: an 8-bit character set consisting of 256 characters
◍ extreme data.
Answer: Test data on the boundary of what a program will accept
◍ field.
Answer: A column of a database used to store a category of data
◍ file handling.
Answer: reading from and writing to external files
◍ file sharing.
, Answer: copying files between services of work
◍ final testing.
Answer: when the testing stage of the software developing cycle is only
done once to check the software.
◍ flat-file database.
Answer: A database that only contains one table of data
◍ flow diagram.
Answer: a graphical way of showing an algorithm
◍ FOR loop.
Answer: A type of count-controlled iteration statement
◍ Algorithm.
Answer: A step-by-step procedure for solving a problem.
◍ functionality testing.
Answer: A type of testing that assesses how well a program meets the
requirements
◍ function.
Answer: A sub program that takes parameters and returns a value
◍ Gigabyte.
Answer: 1000 megabytes
◍ global variable.
Answer: a variable available throughout the whole program
◍ GPU.
Answer: A circuit for handling the processing of graphics and images
◍ GUI.
Answer: Allows the user to interact with the computer in a visual and
intuitive way
◍ GUI builder.
Answer: an IDE tool for giving a program a graphical user interface
