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