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Basics of Programming

Check your programming basics.

1. 1

   What is a variable in programming?

   • A named storage location
   • A type of computer
   • A network cable
   • A compiler
2. 2

   Which data type commonly represents true or false?

   • Integer
   • String
   • Boolean
   • Float
3. 3

   What does a loop do?

   • Repeats instructions
   • Deletes a program
   • Changes hardware
   • Creates electricity
4. 4

   Which loop is commonly used when the number of iterations is known?

   • for loop
   • if statement
   • class
   • import
5. 5

   What is a function?

   • A reusable block of code
   • A hardware component
   • A file system
   • A variable type
6. 6

   What does an if statement provide?

   • Conditional execution
   • Automatic compilation
   • Data storage
   • Network access
7. 7

   What is an array?

   • A collection of elements
   • A compiler error
   • A single character only
   • A database server
8. 8

   What is an index commonly used for?

   • Accessing an element in a collection
   • Compiling code
   • Creating hardware
   • Encrypting networks
9. 9

   What is a string?

   • A sequence of characters
   • A decimal number
   • A Boolean only
   • A processor
10. 10

    What is an integer?

    • A whole number
    • A sequence of characters
    • A true/false value
    • A function
11. 11

    What is a float commonly used to represent?

    • Numbers with fractional parts
    • Only text
    • Only Boolean values
    • Functions
12. 12

    What is an algorithm?

    • A step-by-step procedure for solving a problem
    • A programming language
    • A computer monitor
    • A database table
13. 13

    What is debugging?

    • Finding and fixing program errors
    • Writing hardware
    • Compressing images
    • Installing an operating system
14. 14

    What is syntax?

    • Rules governing valid program structure
    • Program speed
    • Computer memory
    • Internet bandwidth
15. 15

    What is a compiler?

    • A program that translates source code
    • An input device
    • A database
    • A web browser
16. 16

    What is an interpreter?

    • A program that executes or translates code at runtime
    • A keyboard
    • A storage drive
    • A programming variable
17. 17

    What does recursion mean?

    • A function calling itself
    • A program stopping permanently
    • A variable changing type
    • A compiler failing
18. 18

    What is object-oriented programming based around?

    • Objects and their data/behavior
    • Only mathematical equations
    • Only hardware
    • Only HTML
19. 19

    What is inheritance in OOP?

    • A mechanism for deriving classes from other classes
    • Copying files
    • Deleting objects
    • Encrypting data
20. 20

    What is encapsulation?

    • Bundling data and methods while controlling access
    • Repeating code
    • Deleting variables
    • Increasing CPU voltage
21. 21

    What is a runtime error?

    • An error occurring during program execution
    • A spelling convention
    • A hardware upgrade
    • A database schema
22. 22

    What does API stand for?

    • Application Programming Interface
    • Advanced Program Internet
    • Application Process Input
    • Automated Programming Instruction
23. 23

    What is version control used for?

    • Tracking changes to code
    • Increasing screen brightness
    • Running electricity
    • Creating physical hardware
24. 24

    What is Git?

    • A version-control system
    • A programming language
    • A database engine
    • A web browser
25. 25

    What does Big-O notation describe?

    • Algorithmic growth in resource usage
    • Programming syntax
    • Screen resolution
    • Database passwords