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DIGITAL TECHNOLOGIES SS2
Contributed by: Onosue
  • 1. A variable in programming is
A) a programming language
B) a network connection
C) a hardware component
D) a memory location used to store data
  • 2. Artificial Intelligence refers to the ability of computers to
A) repair hardware
B) cook food
C) think and learn like humans
D) type documents
  • 3. Which of the following is a programming language?
A) Norton
B) Keyboard
C) Kaspersky
D) Python
  • 4. The process of correcting wrong or duplicate data is known as
A) data transmission
B) data collection
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) compiler
B) program
C) database
D) algorithm
  • 7. Which of the following data types stores text?
A) Boolean
B) Integer
C) String
D) Float
  • 8. A loop in programming is used to
A) delete files
B) repeat instructions
C) store information
D) connect computers
  • 9. JavaScript is mainly used for
A) typing documents
B) designing hardware
C) repairing computers
D) making web pages interactive
  • 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) Programming
C) Observation
D) Encryption
  • 12. Big Data refers to
A) handwritten data
B) small data records
C) very large and complex data sets
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 random
B) It must be ambiguous
C) It must be finite
D) It must be very long
  • 15. Cloud storage example includes
A) Chalkboard
B) Textbook
C) Google Drive
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) produce electricity
B) build houses
C) learn from data
D) repair computers
  • 18. The operator used to compare two values for equality is
A) OR
B) =
C) +
D) AND
  • 19. Which of the following is a feature of Python?
A) Cannot run programs
B) Only used for hardware
C) Simple and readable syntax
D) Complex syntax
  • 20. Analytics refers to
A) repairing computers
B) examining data to obtain useful information
C) deleting data permanently
D) printing documents
  • 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) keeping information for future use
C) destroying information
D) sending information away
  • 24. One feature of Big Data is
A) Colour
B) Volume
C) Height
D) Distance
  • 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) If-else
B) Variable
C) Loop
D) Function
  • 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) typing documents
C) drawing pictures
D) playing games
  • 30. A flowchart is a
A) type of computer network
B) hardware tool
C) graphical representation of a process
D) programming language
  • 31. Which of the following is used to repeat actions in programming?
A) Input
B) Variable
C) Loop
D) Operator
  • 32. The programming language created by Guido van Rossum is
A) Java
B) HTML
C) Python
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) >
B) +
C) =
D) AND
  • 35. Data science mainly deals with
A) designing keyboards
B) repairing computers
C) building networks
D) collecting and analysing data
  • 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) input/output
B) process
C) storage
D) decision
  • 38. Which of the following improves decision making using data?
A) Computer cables
B) Data analytics
C) Printer installation
D) Keyboard typing
  • 39. The programming language created by Guido van Rossum is
A) HTML
B) Java
C) Python
D) C++
  • 40. Which of the following stores whole numbers only?
A) Boolean
B) Integer
C) String
D) Float
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