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GCSE Computer Science 8525 1-3 Flashcards | StudBud
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GCSE Computer Science 8525 1-3
GCSE Computer Science 8525 1-3
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Questions
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Answers
1
Which is the correct statement for finding out if age is older than 18
IF age 18
IF age
IF age > 18
IF age >= 18
2
What is defined as "breaking a problem into a number of sub-problems"
Decomposition
Decryption
Decompletion
Decompression
3
What are the three core programming concepts
Sequence, Selection, Implementation
Sequins, Selection, Iteration
Sequence, Selection, Iteration
Sequence, Logic, Iteration
4
What will the output be?
3
3.142
no output as it has an error in the code
3.14
5
What is abstraction?
The process of removing necessary detail from a problem
The process of removing unnecessary detail from a problem
The process of removing unnecessary problems from the detail
The process of adding detail from a problem
6
What is C0
16
In binary
00001100
10110000
11000000
00000011
7
Which symbol can be used in pseudocode for assignment?
<>
←
→
=
8
What keyword identifies a section of code as selection?
Else
IF
OR
AND
9
What is 20
16
in denary
32
16
20
30
10
What is 1010
2
in Hex
B
A
10
C
11
Which of these is not a valid data type?
String
Real
Console
Boolean
12
What is defined as "a sequence of steps that can be followed to complete a task."
Allgorithm
Algorythm
Alegrorythem
Algorithm
13
What is 64
10
in binary?
1000
10000
100000
1000000
14
What will the output be when this code runs?
-1
1
Nothing it is an infinite loop
0
15
Which data type would be most suitable for storing the average number of students in a class?
Integer
String
Real
Boolean
16
What will this code do?
Output all numbers from 1 to 10 to the console
Output 1, ten times to the console
Output 1 to the console
Output 1, eleven times to the console
17
What method is the best method of testing an algorithm?
Ask someone else
Write the code
Guess
Trace Table
18
What is 39
10
in Binary
100111
111111
100100
100110
19
What will the output be to the console?
1
0
-1
No output, its an infinite loop
20
What is the largest hex number you can represent using two hex digits
11111111
99
FF
255
