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Alibaba ACA Cloud Security Practice Questions 2023 - Part 11

Mary Smith

Mon, 20 Apr 2026

Alibaba ACA Cloud Security Practice Questions 2023 - Part 11

1. Which of the following reasons is the least possible reason leading to a network attack?

A) technical skills show off of hacker
B) business competition
C) blackmail
D) help to find system vulnerability



2. Which of the following options does not belong to 5 key elements of network communication?

A) Encryption Algorism
B) Source IP
C) Destination IP
D) Communication Protocol



3. What design flaw of TCP/IP protocol does SYN flood attack use?

A) UDP stateless connection
B) DNS 3 times hands shake
C) TCP 3 times hands shake
D) HTTP plain text transmission



4. Customer who bought ECS server doesn't need to worry about :

A) Cloud infrastructure security
B) OS vulnerability inside ECS
C) Web service security inside ECS
D) ECS security group setting



5. Using ECS security group can help you achieve:

A) better CPU usage
B) fine grained access control to you server
C) enlarge your network bandwidth
D) apply QOS to a specific IP



1. Right Answer: D
Explanation:

2. Right Answer: A
Explanation:

3. Right Answer: C
Explanation:

4. Right Answer: A
Explanation:

5. Right Answer: B
Explanation:

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