Neco 2025 Data Processing Question 45

Practice objective / multiple choice question 45 from the 2025 Neco Data Processing examination.

Neco 2025 Data Processing Objective / Multiple Choice Hard Difficulty
Question 45 NECO • 2025 • DATA_PROCESSING • objective

A school wants to protect its student records. Three security measures are available:\n- Firewall: cost \$2000, reduces breach risk by 30 %.\n- Encryption: cost \$1500, reduces breach risk by 25 %.\n- Regular backups: cost \$800, reduces breach risk by 15 %.\nThe initial probability of a data breach is 80 %. The school can spend at most \$3000. Assuming the risk reductions are independent and combine multiplicatively, which combination of measures gives the lowest final breach risk within the budget?

Answer Options

A. Implement only encryption (cost \$1500), giving a final breach risk of 60 %.
B. Implement encryption and regular backups (cost \$2300), giving a final breach risk of 51 %.
Correct Answer C. Implement the firewall and regular backups (cost \$2800), giving a final breach risk of 47.6 %.
D. Implement only the firewall (cost \$2000), giving a final breach risk of 56 %.
Correct Answer
C
Correct Option:
Implement the firewall and regular backups (cost \$2800), giving a final breach risk of 47.6 %.

About This Question

This is Neco 2025 Data Processing Question 45. It is one of the objective questions from the 2025 Neco Data Processing examination.

Difficulty level: Hard .

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