Which of the following statements A-E about firewalls in computer networks are…
2023
Which of the following statements A-E about firewalls in computer networks are true?
(A) Firewalls are only available as hardware devices and only examine traffic entering a network.
(B) Firewalls allow a user to set rules for network traffic.
(C) Firewalls will automatically stop all malicious traffic.
(D) Firewalls backup all data that is transmitted around a network.
(E) Firewalls can be used to block access to certain websites.
Choose the correct answer from the options given below:
- A.
(A), (C) and (D) Only
- B.
(B) and (E) Only
- C.
(B), (D) and (E) Only
- D.
(A) and (C) Only
Attempted by 18 students.
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Correct answer: B
Firewalls allow users to set rules for network traffic (B) and can block access to certain websites via URL filtering (E). Statements A, C, and D are incorrect because firewalls exist as software or hardware, cannot stop all threats, and do not backup data. Therefore, Option 2 is correct as it combines statements B and E.