Data Structures and Abstract Data Types (AQA A-Level Computer Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What is an abstract data type?
What is an abstract data type?
A theoretical concept of data organization
What does it mean that arrays are static data structures?
What does it mean that arrays are static data structures?
Their size is fixed when created
In an array called StudentName, how would you access the third element?
In an array called StudentName, how would you access the third element?
StudentName(3)
What does a two-dimensional array represent?
What does a two-dimensional array represent?
A table with rows and columns
In text files, what are records and fields?
In text files, what are records and fields?
Records are lines; fields are data items
What is the purpose of delimiters like commas in CSV files?
What is the purpose of delimiters like commas in CSV files?
To separate fields within records
What is a key advantage of binary files over text files?
What is a key advantage of binary files over text files?
More efficient storage using less memory
How is memory organized in static data structures?
How is memory organized in static data structures?
Contiguous (next to each other)
Where do dynamic data structures allocate memory from?
Where do dynamic data structures allocate memory from?
The heap
Which principle do queues follow?
Which principle do queues follow?
First In, First Out (FIFO)