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DIGITAL TECHNOLOGIES SS2 - Quiz
Contributed by: Onosue
  • 1. A variable in programming is
A) a network connection
B) a hardware component
C) a memory location used to store data
D) a programming language
  • 2. Artificial Intelligence refers to the ability of computers to
A) repair hardware
B) think and learn like humans
C) type documents
D) cook food
  • 3. Which of the following is a programming language?
A) Kaspersky
B) Python
C) Keyboard
D) Norton
  • 4. The process of correcting wrong or duplicate data is known as
A) data collection
B) data transmission
C) data storage
D) data cleaning
  • 5. The symbol used to represent a decision in a flowchart is
A) rectangle
B) parallelogram
C) diamond
D) oval
  • 6. A step-by-step procedure used to solve a problem is called
A) program
B) compiler
C) database
D) algorithm
  • 7. Which of the following data types stores text?
A) Boolean
B) Integer
C) Float
D) String
  • 8. A loop in programming is used to
A) store information
B) delete files
C) repeat instructions
D) connect computers
  • 9. JavaScript is mainly used for
A) making web pages interactive
B) repairing computers
C) designing hardware
D) typing documents
  • 10. Which operator is used for addition?
A) +
B) ×
C) –
D) ÷
  • 11. Which of the following is a method of collecting data?
A) Formatting
B) Encryption
C) Programming
D) Observation
  • 12. Big Data refers to
A) very large and complex data sets
B) handwritten data
C) small data records
D) printed files
  • 13. A function in programming is
A) a small reusable block of code
B) a storage system
C) a computer virus
D) a hardware device
  • 14. Which of the following is a characteristic of a good algorithm?
A) It must be very long
B) It must be random
C) It must be ambiguous
D) It must be finite
  • 15. Cloud storage example includes
A) Google Drive
B) Textbook
C) Chalkboard
D) Notebook
  • 16. The oval symbol in a flowchart represents
A) process
B) decision
C) input/output
D) start/stop
  • 17. Machine learning enables computers to
A) repair computers
B) learn from data
C) produce electricity
D) build houses
  • 18. The operator used to compare two values for equality is
A) AND
B) =
C) +
D) OR
  • 19. Which of the following is a feature of Python?
A) Simple and readable syntax
B) Only used for hardware
C) Cannot run programs
D) Complex syntax
  • 20. Analytics refers to
A) printing documents
B) repairing computers
C) examining data to obtain useful information
D) deleting data permanently
  • 21. Which of the following is an example of an integer?
A) True
B) 3.5
C) "Hello"
D) 5
  • 22. Which of the following is a relational operator?
A) ×
B) >
C) ÷
D) +
  • 23. Data storage means
A) typing information
B) destroying information
C) keeping information for future use
D) sending information away
  • 24. One feature of Big Data is
A) Colour
B) Volume
C) Distance
D) Height
  • 25. AI chatbots are used mainly for
A) construction
B) transportation
C) customer service
D) farming
  • 26. Which control structure is used for decision making?
A) Variable
B) If-else
C) Function
D) Loop
  • 27. Face recognition systems use
A) printers
B) spreadsheets
C) machine learning
D) cables
  • 28. Which of the following is a data type used for true or false values?
A) String
B) Integer
C) Boolean
D) Float
  • 29. Hadoop is used for
A) big data processing
B) drawing pictures
C) playing games
D) typing documents
  • 30. A flowchart is a
A) hardware tool
B) type of computer network
C) graphical representation of a process
D) programming language
  • 31. Which of the following is used to repeat actions in programming?
A) Operator
B) Variable
C) Loop
D) Input
  • 32. The programming language created by Guido van Rossum is
A) HTML
B) Python
C) Java
D) C++
  • 33. A decimal number such as 3.5 is stored as
A) Float
B) String
C) Boolean
D) Integer
  • 34. Which of the following is an arithmetic operator?
A) AND
B) =
C) >
D) +
  • 35. Data science mainly deals with
A) repairing computers
B) designing keyboards
C) building networks
D) collecting and analysing data
  • 36. Which of the following helps computers learn patterns from data?
A) Word processing
B) Machine learning
C) Computer casing
D) Networking
  • 37. The parallelogram symbol in a flowchart represents
A) process
B) decision
C) input/output
D) storage
  • 38. Which of the following improves decision making using data?
A) Data analytics
B) Computer cables
C) Printer installation
D) Keyboard typing
  • 39. The programming language created by Guido van Rossum is
A) Java
B) C++
C) HTML
D) Python
  • 40. Which of the following stores whole numbers only?
A) Float
B) String
C) Integer
D) Boolean
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