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4 - Mathematical skills in Computer Science Flashcards | StudBud
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4 - Mathematical skills in Computer Science
4 - Mathematical skills in Computer Science
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Chapter 4 of the EDEXCEL GCSE textbook
Flashcards
14 cards
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Questions
14
Answers
1
Which of these are Boolean Operators?
Why am i supposed to know this!!!
AND, IF, NOT
IF, NOT, OR
NOT, OR, AND
2
What is a floating-point number?
The decimal point can float and are not fixed.
there is a fixed number of digits before and after the decimal point.
A number that is too heavy??
there is no fixed number of digits before and after the decimal point.
3
When the term algorithm is used in mathematics, it refers to....
Set of ways to solve any sort of algorithm using maths
Set of steps used to solve a mathematical problem
Set of ways to solve an computing algorithm using maths
How we solve a computer problem
4
What theory is important for randomisation?
Number Theory
Probability Theory
Approximation Theory
Big Bang Theory
5
The step by step process used to do long division is called....
integer division
long division algorithm
long multiplication algorithm
integer division algorithm
6
Using the Flowchart, find the median of the list of these numbers: 16, 4, 81, 9, 72, 36, 15, 46
36
16
46
26
7
You can recognise modules exist in Python with the file name...
<modulename<py
<modulename>.py
(modulename).py
<modulename>py
8
What will the following pseudo-code do?
Chooses a random integer from 3 to 5 exclusive
Chooses a random integer from 3 to -5
Chooses a random integer from 3 to 5 inclusive
Chooses a random integer from -3 to 5
9
A variable, in programming, is place to store information that can change, such as....
Text
Numbers
Lists of Numbers and Text
All of the Above
10
What are relational operators?
Relational Operators are used to compare values of two expressions.
Relational Operators are used to identify a value/variable.
Relational Operators are used to compare the output and the input.
Relational Operators are used to find errors in numerical coding.
11
In computer science, an object could be...
Function, Data Type, or an Operator
Variable, Data Structure or a PIN
Variable, Data Structure or a Function
Data Structure, Operator or a Variable
12
What function allows truly random outcomes from a defined list or number games?
Randomification
Randomisation
Randomation
Random
13
What technique do programmers commonly use to break down algorithms into functions and modules?
Top-deck Design
Breadth First Design
Bottom up Design
Top-down Design
14
What is a module?
A detachable self-contained unit of a spacecraft.
A program that contains some routines
A part of a program that contains one or more routines
A software component that contains one or more routines
