HS - 5O2/Co2 - Topic 1

What is it called when a subprogram calls itself?

• Iteration
• Recursion
• Self-inception
• Self-induction

what is an advantage of a truth table?

• helps you do maths
• sees if the algorithm works
• gives you the correct process of how to complete the algorithm
• gives you brain cells

What is merge sort useful for?

• a small number of items
• a large number of items
• applying fanum tax
• investigating data one by one

what is the name of the process of breaking down problems into smaller parts?

• Abstraction
• Sequence
• Iteration
• Decomposition

What shape is used for a process in a flow diagram?

• Parallelogram
• Rhombus
• Rounded rectangle
• Rectangle

A=1,B=0,C=1,D=1,E=0,F=1 What is the result of NOT(A OR B) OR ((C AND D) AND (E OR F))

• 0
• 1
• 2

• 10

Which of these is an example of an in-place sort?

• Bubble sort
• Merge sort
• Linear sort
• Linear search

What is not an advantage of decomposition?

• Easier to solve - Makes problems easier to solve by breaking them down.
• Reusable - program components developed in one solution can be reused in another solution
• Team work - Different people can work on different parts of a problem, reducing development time.
• Removing the irrelevant characteristics of a task, simplifying everything.

What is a logic error?

• An error which happens while the program is running, causing it to crash.
• An error which produces a different, unexpected result from what you intended the output to be.
• An error in the CPU's arithmetic and logical calculations.
• An error in the programming language. It cannot be understood by the computer.

what is the diamond symbol in flowcharts used for?

• process
• subprogram
• decision/selection
• input/output