
Understanding Data Types and Modelling

Flashcard
•
Computers
•
12th Grade
•
Hard

Dinika Paramalingam
FREE Resource
Student preview

20 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is a data type in programming?
Back
A classification that specifies which type of value a variable can hold
2.
FLASHCARD QUESTION
Front
Which of the following is a primitive data type in most programming languages?
String
,Array
,Object
,Integer
Back
Integer
3.
FLASHCARD QUESTION
Front
Which technique is commonly used to generate synthetic data for testing purposes?
Back
Data simulation
4.
FLASHCARD QUESTION
Front
What is the primary purpose of data modelling?
Back
To organise and structure data
5.
FLASHCARD QUESTION
Front
In an Entity-Relationship Diagram (ERD), what does a rectangle represent?
Back
An entity
6.
FLASHCARD QUESTION
Front
Which of the following is a popular data modelling tool?
Microsoft Word
,Adobe Photoshop
,MySQL Workbench
,Google Chrome
Back
MySQL Workbench
7.
FLASHCARD QUESTION
Front
What is the difference between a float and an integer data type?
Back
Floats can store decimal numbers, integers cannot
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