Common Data Types in Programming Languages
Table of Contents
Types in Programming Languages
Integer drill programming_types
Front
What is an Integer type in programming?
Back
A data type that represents whole numbers without fractional parts. Examples: -5, 0, 42
Float drill programming_types
Front
What is a Float type in programming?
Back
A data type that represents numbers with decimal points or in exponential notation. Examples: 3.14, -0.001, 2.5e-4
String drill programming_types
Front
What is a String type in programming?
Back
A data type that represents a sequence of characters. Examples: "Hello, World!", "OpenAI", "12345"
Boolean drill programming_types
Front
What is a Boolean type in programming?
Back
A data type that represents two possible values: true or false. Used for logical operations and control flow.
Array drill programming_types
Front
What is an Array type in programming?
Back
A data structure that stores a collection of elements of the same type in a contiguous block of memory. Elements can be accessed by their index. Example: [1, 2, 3, 4, 5]
List drill programming_types
Front
What is a List type in programming?
Back
A data structure that stores a collection of elements, often of different types. Unlike arrays, lists can dynamically grow or shrink in size. Example: [1, "two", 3.0, true]
Dictionary/Hash drill programming_types
Front
What is a Dictionary or Hash type in programming?
Back
A data structure that stores key-value pairs, allowing fast lookup of values based on their unique keys. Example: {"name": "Alice", "age": 30, "city": "New York"}
Set drill programming_types
Front
What is a Set type in programming?
Back
A data structure that stores a collection of unique elements without any specific order. Useful for membership testing and eliminating duplicate entries. Example: {1, 2, 3, 4, 5}