Lesson 3.2.2

3.2.2 The difference between validation and verification Quiz: OCR IT, Unit 1

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 3.2.2, The difference between validation and verification: 20 multiple choice questions for the OCR IT (J836), Unit 1: IT in the digital world, written with Revision Ninja.

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The 20 questions

  1. What is the primary purpose of data validation?

    • Checking sensible inputs
    • Compressing file sizes
    • Encrypting stored passwords
    • Checking copy accuracy

  2. What is the primary purpose of data verification?

    • Blocking text in numbers
    • Checking transcription accuracy
    • Checking data ranges
    • Enforcing presence checks

  3. Which validation check rejects text typed into a numeric age field?

    • Range check
    • Data type check
    • Length check
    • Presence check

  4. A clerk types the same account number twice to confirm it matches. Which process is this?

    • Validation
    • Backup
    • Verification
    • Encryption

  5. Which process can detect a valid-looking date that was mistyped from a source document?

    • Compression
    • Validation
    • Verification
    • Encryption

  6. What is the main difference between validation and verification?

    • Speed versus security
    • Hardware versus software
    • Storage versus output
    • Reasonableness versus copying errors

  7. What is the main goal of using data validation in an IT system?

    • Backing up hard drives
    • Reducing incorrect data
    • Speeding up internet access
    • Increasing screen brightness

  8. Which type of check ensures a delivery date is later than today?

    • Presence check
    • Length check
    • Format check
    • Range check

  9. Which process compares copied data against the original source document?

    • Formatting
    • Lookup
    • Verification
    • Validation

  10. Which validation check ensures that a password field has at least eight characters?

    • Length check
    • Range check
    • Format check
    • Presence check

  11. At what point is data validation normally carried out?

    • After final backup
    • Before system storage
    • During data disposal
    • Before data collection

  12. Which activity is classified as a data verification check?

    • Manual checking
    • Presence check
    • Length check
    • Range check

  13. A form rejects a postcode that does not follow the expected letter and number pattern. Which check is this?

    • Double entry
    • Manual checking
    • Presence check
    • Format check

  14. What does validation check compared to verification?

    • Sensibility
    • File size
    • Transmission speed
    • Source accuracy

  15. Why is double entry used when a user sets a new password?

    • Checking data range
    • Testing file size
    • Enforcing presence
    • Confirming user intent

  16. Which statement is true regarding data validation?

    • It compares sources
    • It corrects all errors
    • It checks reasonableness
    • It proves truth

  17. A system asks for a 3-digit access code and rejects 1234. Which validation check is applied?

    • Lookup
    • Presence check
    • Double entry
    • Length check

  18. Why might an incorrect age pass a verification check?

    • Data type error
    • Range check failed
    • Source matched copy
    • Field was empty

  19. A required phone number field is left blank and the form is submitted. Which check catches this?

    • Range check
    • Presence check
    • Manual checking
    • Double entry

  20. What is the main role of verification?

    • Formatting phone numbers
    • Checking data limits
    • Confirming error-free copying
    • Enforcing data types

All OCR IT quizzes