WAEC 2026 Data Processing Practical Questions and Answers (Specimen)

The WAEC 2026 Data Processing Practical Questions and Answers (Specimen) is designed to help candidates prepare effectively for the upcoming examination. This specimen provides practical-based questions covering key areas such as computer systems, data management, spreadsheets, databases, and internet applications. Practicing these questions will improve accuracy, speed, and confidence in handling real exam tasks.

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WAEC 2026 Data Processing Practical Questions and Answers (Specimen)

SECTION A: COMPUTER SYSTEMS (1–15)

1. Define a computer.
   Answer: A computer is an electronic device that accepts data, processes it, and produces information.
2. List two input devices.
   Answer: Keyboard, Mouse
3. List two output devices.
   Answer: Monitor, Printer
4. What is hardware?
   Answer: Physical components of a computer system.
5. What is software?
   Answer: Programs that instruct the computer on what to do.
6. Mention two types of software.
   Answer: System software, Application software
7. State one example of system software.
   Answer: Operating system (Windows)
8. State one example of application software.
   Answer: Microsoft Word
9. What is a CPU?
   Answer: Central Processing Unit, the brain of the computer.
10. List two functions of the CPU.
    Answer: Processing data, controlling operations
11. Define memory.
    Answer: Storage area for data and instructions.
12. Differentiate between RAM and ROM.
    Answer: RAM is temporary; ROM is permanent.
13. What is a storage device?
    Answer: Device used to save data.
14. Give two examples of storage devices.
    Answer: Hard disk, Flash drive
15. What is a peripheral device?
    Answer: External device connected to a computer.

SECTION B: DATA AND INFORMATION (16–30)

16. Define data.
    Answer: Raw facts and figures.
17. Define information.
    Answer: Processed data.
18. State two differences between data and information.
    Answer: Data is raw; information is processed.
19. What is data processing?
    Answer: Conversion of data into meaningful information.
20. List two methods of data processing.
    Answer: Manual, Electronic
21. Define ICT.
    Answer: Information and Communication Technology.
22. State two uses of ICT.
    Answer: Communication, Education
23. What is a database?
    Answer: Organized collection of data.
24. Define a file.
    Answer: Collection of related records.
25. Define a record.
    Answer: Collection of related fields.
26. Define a field.
    Answer: Smallest unit of data.
27. What is data validation?
    Answer: Ensuring data is correct.
28. What is data security?
    Answer: Protecting data from unauthorized access.
29. State two data security measures.
    Answer: Password, Encryption
30. What is backup?
    Answer: Copy of data for recovery.

SECTION C: SPREADSHEET PRACTICAL (31–45)

31. What is a spreadsheet?
    Answer: Software for calculations and data analysis.
32. Give one example of spreadsheet software.
    Answer: Microsoft Excel
33. Define a cell.
    Answer: Intersection of row and column.
34. What is a row?
    Answer: Horizontal arrangement.
35. What is a column?
    Answer: Vertical arrangement.
36. Write a formula to add A1 and A2.
    Answer: =A1+A2
37. Write a formula to find the average of A1 to A5.
    Answer: =AVERAGE(A1:A5)
38. What is a function?
    Answer: Predefined formula.
39. State two spreadsheet functions.
    Answer: SUM, AVERAGE
40. What is a worksheet?
    Answer: Single page in a spreadsheet.
41. What is a workbook?
    Answer: Collection of worksheets.
42. Define cell referencing.
    Answer: Identifying a cell by address.
43. What is relative referencing?
    Answer: Changes when copied.
44. What is absolute referencing?
    Answer: Does not change when copied.
45. State one use of spreadsheets.
    Answer: Financial calculations.

SECTION D: DATABASE PRACTICAL (46–55)

46. What is a database management system (DBMS)?
    Answer: Software for managing databases.
47. Give one example of DBMS.
    Answer: Microsoft Access
48. What is a table?
    Answer: Structure for storing data.
49. What is a primary key?
    Answer: Unique identifier.
50. What is a query?
    Answer: Request for data.
51. What is a form?
    Answer: Interface for data entry.
52. What is a report?
    Answer: Formatted output of data.
53. State one advantage of database.
    Answer: Easy data retrieval.
54. What is data redundancy?
    Answer: Repetition of data.
55. How can redundancy be reduced?
    Answer: Normalization.

SECTION E: INTERNET AND ICT PRACTICAL (56–65)

56. What is the internet?
    Answer: Global network of computers.
57. Define a website.
    Answer: Collection of web pages.
58. What is a web browser?
    Answer: Software to access websites.
59. Give two examples of browsers.
    Answer: Chrome, Firefox
60. What is an email?
    Answer: Electronic mail.
61. State one use of email.
    Answer: Communication
62. What is a URL?
    Answer: Address of a website.
63. What is downloading?
    Answer: Receiving data from internet.
64. What is uploading?
    Answer: Sending data to internet.
65. State one advantage of the internet.
    Answer: Access to information.

✅ Conclusion

This WAEC 2026 Data Processing Practical Questions and Answers (Specimen) provides a comprehensive guide for students preparing for the exam. Regular practice of these questions will greatly enhance your understanding and performance in the practical examination

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