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CCEA A-Level Software Systems Development AS 2 Event Driven Programming overview quiz quiz

15questions. Pick an answer and you'll see why right away.

  1. In event driven programming, what determines the order in which code runs?

  2. A block of code wired to run when a button is clicked is called:

  3. The continuous loop that waits for events and dispatches them to handlers is the:

  4. Which control is most appropriate for choosing exactly one option from a small group of mutually exclusive choices?

  5. The Click attribute of a button is best described as one of its:

  6. Which HCI principle means controls, colours and layouts behave the same way throughout an application?

  7. Why must a file be closed after it has been written to?

  8. A program must add a record to an existing file without losing its contents. Which mode should the file be opened in?

  9. What controls a loop that reads every line of a sequential text file?

  10. A data structure that groups related fields of possibly different types under one name is a:

  11. Which search requires the list to be sorted first?

  12. How does a binary search reduce the number of comparisons on a large sorted list?

  13. A bubble sort is finished when:

  14. Which IDE tool pauses program execution at a chosen line so the programmer can inspect the program's state?

  15. In a try and catch structure, the catch block is responsible for: