Computer Science

What is computational thinking?

• To think like a machine

• To describe a problem in a way so that it can be solved with computational methods

• To think like a computer

• To think mathematically

What is the name of the computational method where you remove unnecessary details to create a simpler focused representation of a problem or situation?

What is the name of the computational technique which involves breaking down a large complex problem into smaller and simpler sub problems until each part of the problem can be solved computationally?

• abstraction

• decomposition

• flow diagram

• structure diagram

A structure diagram is useful for showing the results of which computational method?

Top down design, heirarchical structure idagram and tree diagram are all connected with representing the results of which computational technique?

• decomposition

• abstraction

• pattern recognition

• pseudocode

Which Persian scientist is the word 'Algorithm' named after?

• Archimedes

• Xerxes

• Al Khawarizmi

• Al Jabra

What is an algorithm?

• A step by step set of instructions for completing a specific task

• Guidelines to help you do your job

• Rules of thumb for a profession

• Principles to live your life successfully

Which of these is not a way to represent an algorithm?

• Flow chart

• Pseudocode

• machine code

• mind map

When you present an algorithm graphically as a flow diagram, what shape do you use to represent selection?

• reectangle

• diamond

• platinum

• oval

In a flow diagram, how do you show iteration (loop)?

• Arrows pointing back to a previous step

• more than one arrow exiting a diamond shape

• Arrows pointing forward skipping some steps

• a parallelogram