Which among the following is a way to shut down an ISP or website?
A: Denial of service attack
B: Viruses
C: Trojan horses
D: Worms
A: Denial of service attack
B: Viruses
C: Trojan horses
D: Worms
举一反三
- Which of the following statements is not correct regarding a firm's decision-making? A: The decision to shut down and the decision to exit are both short-run decisions. B: The decision to shut down and the decision to exit are both long-run decisions. C: The decision to shut down is a short-run decision, whereas the decision to exit is a long-run decision. D: The decision to exit is a short-run decision, whereas the decision to shut down is a long-run decision.
- Which of the following can be inferred from the passage A: There are useful viruses as well as harmful ones. B: Many virus checking software is free of charge. C: Even if you take the advice, your computer may still be infected with viruses. D: Shut down your computer whenever there is a virus.
- 5. Which of the following is not a way to avoid viruses? A: Use a firewall. B: Be careful about unknown messages C: Do not surf. D: Disconnecting from the Internet.
- Among the physical contact of body language mentioned in the video, which of the following is the most common way of contacting?
- Which of the following is not a password attack method? ( ) A: Dictionary attack B: Brute force C: Replay attack D: Port scan