Gce Model Questions Vol1 2023 Computer Studies Question 31

Practice objective / multiple choice question 31 from the 2023 Gce Model Questions Vol1 Computer Studies examination.

Gce Model Questions Vol1 2023 Computer Studies Objective / Multiple Choice Medium Difficulty
Question 31 GCE_MODEL_QUESTIONS_VOL1 • 2023 • COMPUTER_STUDIES • objective

A company requires passwords to be exactly 8 characters long. Each password must contain at least one uppercase letter, one lowercase letter, one digit, and one special character from the set {!, @, #, $}. The remaining characters can be any of the 26 uppercase letters, 26 lowercase letters, 10 digits, or 4 special characters, and characters may repeat. Assuming the worst‑case (minimum) number of possible passwords that satisfy the policy, calculate the entropy in bits using the formula (E = \log_{2}(N)), where (N) is the number of admissible passwords. Is the policy compliant with the recommended minimum entropy of 60 bits? State the entropy (to one decimal place) and answer Yes or No.

Answer Options

A. 48.4 bits, Yes
Correct Answer B. 48.4 bits, No
C. 55.2 bits, Yes
D. 60.0 bits, No
Correct Answer
B
Correct Option:
48.4 bits, No

About This Question

This is Gce Model Questions Vol1 2023 Computer Studies Question 31. It is one of the objective questions from the 2023 Gce Model Questions Vol1 Computer Studies examination.

Difficulty level: Medium .

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