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Exam Overview
Exam Code ACA-Sec1
Exam Name ACA Cloud Security Certification Exam
Vendor Alibaba
Total Questions 147
Last Updated 26-Oct, 2026
Free ACA-Sec1 Questions Get Premium Access
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Free ACA-Sec1 Practice Questions

Explore 5 free practice questions for the Alibaba ACA-Sec1 exam and review the answers and explanations to support your preparation.

  1. Question 1

    Single answer

    Which of the following statements about WAF data risk control feature is NOT true?

    • Option A:

      this feature can only used for single page, can ' t be used to protect the whole domain

      name

      Correct
    • Option B:

      WAF need to inject JavaScript piece into all pages under the same protected domain

      name to decide if the client side is worth to trust

      Correct
    • Option C:

      direct access URL protected by this feature will have slider verification pop out

      Correct
    • Option D:

      this feature is not suitable for scenario needs to call API directly

      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A

  2. Question 2

    Single answer

    Which service in RedHat Linux OS can be used to build network firewall functionality?

    Score 2

    • Option A:

      iptables

      Correct
    • Option B:

      ipfirewall

      Correct
    • Option C:

      linuxfw

      Correct
    • Option D:

      netstat

      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A

  3. Question 3

    Single answer

    In May 2017 a new blackmail virus WannaCry burst globally, using Windows OS open port 445 to

    initiate its attacks. What is the quickest way to prevent this kind of attacks?

    • Option A:

      disable port 445

      Correct
    • Option B:

      set a highly complexed administrator password

      Correct
    • Option C:

      encrypt all data on server side

      Correct
    • Option D:

       put sensitive data in some hidden directory

      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A

  4. Question 4

    Multiple answers

    Which of the following Alibaba Cloud products need to be considered to use if you want to build

    an elastic computing cluster to provide web service together and also with dynamic data and static

    data separately stored

    • Option A:

      ECS

      Correct
    • Option B:

      SLB

      Correct
    • Option C:

      RDS

      Correct
    • Option D:

      OSS

      Correct
    • Option E:

      KMS

      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A, B, C, D

  5. Question 5

    Single answer

    Reliable server daily operation and security management are essential for continuous service running. Which of the following statement is NOT correct regarding to this scenario? 

    • Option A:

      set easy to remember password to help administrator quickly login and solveproblems

      Correct
    • Option B:

      patch system timely and frequently

      Correct
    • Option C:

      enable build-in OS firewall and configure it properly

      Correct
    • Option D:

      disable the ports which are not providing service anymore

      Correct
    Show Answer & Explanation Hide Answer & Explanation

    Correct Answer: A