GCSE CS Technical Test

for i = 1 to 10

print(i)

next i

What is this code above an example of?

• Selection

• Definite iteration

• Sequence

• Indefinite iteration

while score != 0

playgame()

endwhile

What is this code above an example of?

• Selection

• Definite iteration

• Sequence

• Indefinite iteration

if playerhit() then

score = 0

endif

What is this code above an example of?

• Selection

• Definite iteration

• Sequence

• Indefinite iteration

switch bonus:

case 0:

score = 9

case 1:

score = 7

case 2:

score = 5

endswitch

What is this code above an example of?

• Selection

• Definite iteration

• Sequence

• Indefinite iteration

Breaking a complex problem down into smaller problems

• Iteration

• Flow diagram

• Decomposition

• Abstraction

Hiding or removing irrelevant details from a problem to reduce the complexity

• Iteration

• Flow diagram

• Decomposition

• Abstraction

To change the data type of the contents of a variable

• Embedding

• Casting

• Defining

• Reassigning

Which sorting algorithm first divides the list into individual lists of one item?

• binary search

• quick sort

• bubble sort

• merge sort

Which algorithm requires an already sorted list?

• binary search

• linear search

• bubble sort

• merge sort

Which algorithm will search for an item in an unsorted list?

• Hex search

• Linear search

• binary search

• bubble sort