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Alibaba ACA-Sec1 Exam
ACA Cloud Security Certification Exam (Page 5 )

Updated On: 26-Jan-2026
Page 5 of 31
PDF with 147 Questions

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?

  1. disable port 445
  2. set a highly complexed administrator password
  3. encrypt all data on server side
  4. put sensitive data in some hidden directory

Answer(s): A



Which of the following statements is NOT true about EIP and NAT gateway?

  1. NAT gateway can support multi servers inside VPC to access public internet through one
    public IP
  2. EIP can be bind to different ECS servers at the same time
  3. Different EIP can't share bandwidth
  4. NAT gateway can support shared bandwidth between several ips

Answer(s): B



Which of the following benefit cannot be provided by 'Server Guard'?

  1. lower the risk of sensitive data leak
  2. improve the usage of system resource
  3. lower the cost of security protection
  4. get instant alerts after attacks are detected

Answer(s): B



Which of the following security issues is considered by the OWASP to be the most dangerous issue facing cloud computing?

  1. Injection
  2. Account or service flow hijacking
  3. Denial of service
  4. Multi-tenant isolation failure

Answer(s): A



Which of the following statements is NOT true about daily operation on server account andpassword maintenance?

  1. change'Administrator' to some other name
  2. with'Server Guard protection In Allbaba Cloud,you can set password to some easy to remember words.
  3. except for some necessary accounts for system manogement,.dlsoble or delete other seldomly used accounts
  4. always set a complexed passwcwd using combination of numbers,letters and other characters

Answer(s): B



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