Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
GCSE CS Paper 2 Theory Quiz
Test Description: GCSE CS paper 2 theory quiz
Instructions: Answer all questions to get your test result.
1) 3 components of computational thinking is
A
obstruction, brain, arithmetic logic unit
B
abstraction, decomposition and algorithmic thinking
C
abstruction, composition and numerical thinking
D
computer, cpu, processing
2) Breaking a large problem into sub problems is called
A
computational thinking
B
abstraction
C
algorithm
D
decomposition
3) Abstraction is
A
removing unnecessary details to make the problem easier to solve
B
another word for iteration
C
making the problem into subproblems
D
looping a problem so it returns a result
4) 1 feature of abstraction
A
Develop solutions for more than 1 problem
B
Break the problem into smaller problems
C
Find patterns and similarities
D
Used for abstract art in computers
5) An algorithm is
A
A sequence of steps carried out to solve a problem
B
decomposition
C
a looped program
D
An iteration
6) One way of displaying an algorithm is a
A
essay
B
drawing
C
flowchart
D
sketch
7) Compare each item 1 by 1 to see if it matches
A
binary search
B
insertion search
C
linear search
D
bubble search
8) It splits an array into halves, look at middle value and take the split left to right depending on the searched letter or number
A
linear search
B
divide search
C
binary search
D
bubble search
9) A binary search can be carried out if unsorted
A
False
B
True
10) Compare the first number and second number. Swap them if left side is larger to sort
A
Bubble Sort
B
Binary sort
C
Merge sort
D
Insertion sort
11) Split the list into single lists and then combine and sort, combine and sort, combine and sort
A
linear search
B
merge sort
C
bubble sort
D
binary search
12) Start at the left, compare to 2nd number, if 2nd smaller, swap, go to next one in list etc.
A
insertion sort
B
merge sort
C
bubble sort
D
linear sort
13) Validation is
A
a computer check to check it is correct
B
a human check to see if data entered twice
C
a visual check on screen to see if it matches the source
D
a computer check to ensure data entered is reasonable
14) a check to see if it is within the limits
A
type check
B
range check
C
lookup check
D
format check
15) a check to see if it is the correct datatype
A
presence check
B
format check
C
type check
D
range check
16) Sanitisation is
A
Deleting a string
B
stripping the string ro remove unwanted characters
C
Swapping a string with another string
D
Updating a string with validation
17) A way to maintain code
A
comments and running the code
B
indenting the code and using functions
C
Comments and indentation
D
looping the code and using indents
18) An authentication method is
A
Locked safe
B
shoeprint
C
Biometric
D
Encryption
19) 2 way factor authentication is
A
Having username and password and phone code sent to mobiles
B
A safe with 2 sets of combinations
C
A door with 2 locks
D
2 methods of prevention
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?