[Dec-2021] Alibaba ACA-Sec1 Exam Practice Test Questions - Prep4sures [Q17-Q32]

[Dec-2021] Alibaba ACA-Sec1 Exam Practice Test Questions - Prep4sures

Updated Certification Exam ACA-Sec1 Dumps - Practice Test Questions

Alibaba ACA-Sec1 Exam Syllabus Topics:

Topic	Details
Topic 1	Familiar with common network protocols such as HTTP, FTP, TCP, UDP and ICMP
Topic 2	Familiar with operations of Alibaba Cloud Security related products
Topic 3	Familiar with features of Alibaba Cloud Security related products and key product implementation principles
Topic 4	Aware of main application scenarios of Alibaba Cloud Security related products and know each of these products’ special usage scenario
Topic 5	Activating, creating, configuring, starting and stopping and disabling a service
Topic 6	Able to discover and resolve common issues emerged during the use of Alibaba Cloud Security related products
Topic 7	Familiar with the concepts and related knowledge of Cloud Computing
Topic 8	Understanding of the concepts of Alibaba Cloud Security related products
Topic 9	Knowledge of network security, such as firewall policy, key encryption, access control, network security, and network attack and protection methodologies
Topic 10	Virtualization, storage and networking Familiar with operation on Linux and Windows operating system and be able to configure network and storage related system commands

 

NEW QUESTION 17
Which of the following scenarios should be handled by anti-DDOS service? (the number of correct answers: 3)

• A. DNS server is under udp flood attack and got no response anymore
• B. website is under SQL injection attack
• C. website is under XSS attacks
• D. online game service which is suffering with too many empty connections and slow connections
• E. Server is under syn flood attack, and is not reachable

Answer: A,D,E

 

NEW QUESTION 18
Which of following elements are included in a TCP/IP based route table? (the number of correct answers: 3)

• A. Port
• B. Mac Address
• C. Network Destination
• D. Gateway IP
• E. Netmask

Answer: C,D,E

 

NEW QUESTION 19
Which of following statement about 'Server Guard' Trojan scanning functionality is NOT correct?
Score 2

• A. you can log on to the Server Guard console to isolate webshell files with one click.
• B. Server Guard will delete any suspicious webshell file immediately
  My
• C. A change to a file in the web pages directories will trigger a scan for that file
• D. Server Guard Agent will automatically scan your web pages directories and look for any webshell file.

Answer: B

 

NEW QUESTION 20
You just physically attached one new disk to a Linux server. Before you can write data into that disk with shell command, which of the following steps you have to finish? (the number of correct answers: 4) Score 1

• A. Format
• B. Make Partitions
• C. Create Filesystem
• D. Raw Format
• E. Mount

Answer: A,B,C,E

 

NEW QUESTION 21
In Windows OS users can set software update configuration in various modes. Which software update configuration listed here is not supported at all?

• A. Set a fixed upgrade schedule
• B. never check for upgrade
• C. Automatically install any upgrade if available
• D. Always ask for user's permission before installation

Answer: B

 

NEW QUESTION 22
Which of the following protocols will not be used for a SYN Flood attack?

• A. TCP
• B. AppleTalk
• C. IPX/SPX
• D. UDP

Answer: B,C,D

 

NEW QUESTION 23
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?

• A. encrypt all data on server side
• B. disable port 445
• C. set a highly complexed administrator password
• D. put sensitive data in some hidden directory

Answer: B

 

NEW QUESTION 24
18.in RedHat Linux shell which command can be used to check what file system is mounted and form what disk device it was done?

• A. Du
• B. Ppart
• C. mount
• D. Fdisk

Answer: C

 

NEW QUESTION 25
Which of the following scenarios is the one that 'Server Guard' will support for brute force password hacking detection?

• A. Linux CRM application remote logon
• B. RDS remote connection
• C. Windows shared directory access
• D. ECS server remote logon or inside DB remote logon

Answer: D

 

NEW QUESTION 26
Regarding the 'Shared Security Responsibilities' on Alibaba Cloud, which of the following options are the responsibilities Cloud user need to take care of ?

• A. ECS network configuration
• B. Application vulnerabilities
• C. Physical servers water proof
• D. Data security inside ECS

Answer: A,B,D

 

NEW QUESTION 27
Which of the following statements are true to describe a SQL attack commonly used pattern? (the number of correct answers: 3)

• A. adding ";" or "--" to change the original request purpose with new request attached
• B. Adding more search request together with the original one
• C. use selfmade variable
• D. use incorrect SQL function
• E. adding an absolute true condition to bypass original request

Answer: B,C,E

 

NEW QUESTION 28
Using ECS security group can help you achieve:

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

Answer: A

 

NEW QUESTION 29
The Alibaba Cloud WAF protection strategy provides the following: (the number of correct answers: 3) Score 1

• A. Regular
• B. Strict
• C. Loose
• D. Early Warning
• E. Normal

Answer: B,C,E

 

NEW QUESTION 30
Alibaba Cloud will provide hot fix to address existing vulnerabilities. Which of the following statements is true about this 'hot fix'?

• A. service will not be available during the hot fix
• B. hot fix means the host need to reach some temperature upper limit to be able to proceed
• C. hot fix is transparent to end user
• D. hot fix doesn't need to reboot physical host

Answer: D

 

NEW QUESTION 31
Which service in RedHat Linux OS can be used to build network firewall functionality?
Score 2

• A. iptables
• B. linuxfw
• C. netstat
• D. ipfirewall

Answer: A

 

NEW QUESTION 32
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