Computing EOY

• How many bits are in a byte?

  8
• What is authentication?


  Proving you are who you say you are
• True or false: A retina scan is biometric authentication

  True
• Which button brings up the function menu in Excel?


  fx
• What is a database?

  An organized collection of structured information, or data
• What is a field in a database?

  A vertical group of values within a table
• What is a primary key?

  A field that is unique for all records
• What does the term IDE stand for in Small Basic?

  Integrated Development Environment
• The TextWindow and the turtle are examples of?

  Objects
• Here is a piece of code:

  Turtle.Move(100)

  What is the arguement in this statement?

  (100)
• If you want to make a turtle object move at a speed of ten, what would be missing from the following code?

  Turtle.Speed

  =10
• Define the term sequence in relation to algorithms

  A set of instructions that need to be completed in a specific order to solve a problem
• Crack the pin using your problem solving skills: The last digit of the 4 digit pin is 8. 241 : One number is correct and in the correct place.413: Nothing is correct.532: Two numbers are correct but both are in the wrong places.347: One number is correct, but it is in the wrong place.751: Two numbers are correct, but both are in the wrong places. 

  2758
• What is the difference between algorithms and programs?

  Algorithms are designs where as a program is computer code
• In connect 4, what is the least total amount of turns required to win a game?

  7
• What is the fewest numbers of moves needed by the black player to win at a game of chess?

  2
• What is the purpose of AI?

  To make computers replicate the choices humans make
• What does the term preemptive mean in relation to Sudoku?


  We know all possible values that could go in each grid
• 5 brothers compare their heights and find that:-Alex is taller than Brian but shorter than Charlie;-Daniel is taller than Edward but shorter than Alex.Who is the tallest?

  Charlie
• The aim of this problem is to move the wolf, sheep and cabbage to the opposite side of the river using a boat. Rules to be aware of;

  • Each time the boat can only take
  • Be careful, when the man is not around
  • The wolf will eat the sheep
  • The sheep will eat the cabbage.
  • Which should you NOT take first?

  Wolf or Cabbage
• What is the name of the searching algorithm that starts with index [0] and moves through a list until it finds the item it is looking for?

  Linear Search
• Describe how the bubble sort algorithm works

  Compairs pairs and swaps them when the left side is bigger than the right
• Order these from smallest to largest:

  Kilobyte, Megabyte, Byte, Nibble, BiT

  Bit, Nibble, Byte, Kilobyte, Megabyte