BTEC Business key terms Level 2 Exam Questions And Answers.docx

BTEC Computing Unit 1 Revision Exam
Questions And Answers
Decomposition - - -
correct answer ✅Breaking problems down into sub-problems
Sub-problems are to be solved individually and then the solutions
are to be combined to solve the overall problem


Abstraction - - -
correct answer ✅removing unnecessary detail from a problem
A model is an abstraction - generalized version of a problem


Algorithmic Thinking - - -
correct answer ✅ability to analyses a problem, communicate and
specify a problem. Lastly designing an algorithm


Data Types - - -
correct answer ✅means of classifying different data:
REAL - numbers with a decimal point
INTEGER - whole number
BOOLEAN - one of two values (either true/false)
CHARACTER - a letter number or symbol in the given character set
STRING - sequence of characters

, BTEC Computing Unit 1 Revision Exam
Questions And Answers
Constructs - - -
correct answer ✅SEQUENCE- all lines are executed
SELECTION - decisions made that determine the execution
ITERATION - code is repeated until condition are met
TYPES OF ITERATION - definite loop (exact number of iterations
known), indefinite loop(iterates dependent on a condition)


Variables - - -
correct answer ✅refer to locations in the memort containing
single values


Constants - - -
correct answer ✅values that remained fixed during the program's
execution


Subprogram - - -
correct answer ✅'out of line' block that performs a specific task
can be user-written or built in (libraries)


Functions - - -
correct answer ✅pass out data with return values