ONE 6th FORM H446 General Knowledge

Which of the following statements is describing the skill of, 'thinking abstractly'?

• Breaking a problem down

• Identifying the preconditions of a system, the inputs, outputs and reusable components

• Removing unnecessary details and including only the relevant details

• Identifying decision points for branching or iteration

• Means solving problems at the same time.

What is meant by the term 'abstraction'?

• A simplified programming language used in program design

• Getting to a solution through the clear definition of the steps needed

• Including the necessary details and leaving out the unnecessary details

• Breaking a problem down into smaller sub-problems

You have been asked to design an abstract model for a satellite navigation program. Out of the following details, which you recommend removing from the finished model?

• Location of petrol and service stations

• Names of roads and motorways

• Wooded areas illustrated with trees

• Place names of towns and cities

</h> is

• Header Tag
• Headline Tag
• Half of a tag
• Closing header tag

Body tags are used;

• Used for only the header
• Used only for the paragraph
• element that wraps everything that is visible on the page.
  
• Not used in HTML

What is the name of the algorithm created by the founders of Google, Sergey Brin and Larry Page?

• RankWeb

• RankPage

• PageRank

• PageGrade

Which tag would correctly display an image called logo.jpeg?

• <image = logo.jpeg/>
• <img = logo.jpeg/>
• <href = "logo.jpeg/>
• <img src = "logo.jpeg"/>

Which of the following is a mechanism by which object acquires the properties of another object?

• Encapsulation
•  Abstraction
• Inheritance
•  Polymorphism

An object is an instance of a:

• parameter
• method
• class
• application

What is the time complexity of a linear search algorithm in the average case scenario?

• O(1)

• O(n)

• O(log n)

• O(n^2)