Correctness of data

Which of the following data validation rule best suits the field "Student name"?

• Type check

• Length check

• Fixed value check

• Check digit

Which of the following data validation rule best suits the field "Test score"?

• Fixed value check

• Format check

• Range check

• Check this out

When Mr. Jason registers an Instagram account, he is asked to input his password twice. What is the purpose?

• To strengthen network security

• Instagram wants to steal Mr. Jason's account

• To validate the password

• To verify the password

In information processing, garbage-in-garbage-out means:

• 
• Data verification is not used.

• Information without correct analysis is useless.

• Information output from incorrect data input is useless.

• Too simple to handle!

• 25

• 13

• 8

Which of the following is not a way of verifying information?

• Ask Mr. Chu

• Reverse image search

• Encryption

• Check multiple source

What is not the idea of verification?

• Reasonable

• Accuracy

• True

• Confirmation

If you receive a call from Food and Environmental Hygiene Department (食環署), how would you verify his/her identity?

• Say "How are you? I am fine, thank you."

• Check his phone no. prefix

• Ask his/her employee no.

• Tell him your ID card no.

ID card number is an example of _ validation.

Which statement about this image is true?

• This is an example of validation.

• This is an example of verification.

• Check if I am not a robot.

• Check if I am a bot.