ACA-Sec1 ACA Cloud Security Associate exam is a hot AliCloud certification exam, Exam4Training offers you the latest free online ACA-Sec1 dumps to practice. You can get online training in the following questions, all these questions are verified by AliCloud experts. If this exam changed, we will share new update questions.
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?
A . set easy to remember password to help administrator quickly login and solve problems
B . patch system timely and frequently
C . enable build-in OS firewall and configure it properly
D . disable the ports which are not providing service anymore
Answer: A
In order to stop the service provided through a particular port in Windows OS, which of the following methods can be used to achieve this objective? (the number of correct answers: 3)
A . adjust firewall rule
B . adjust local security policy
C . update OS patch
D . stop the service itself
E . stop all guest role access
Answer: A,B,D
Which of the following function is provided by ‘server guard’ patch management service?
A . fix vulnerability found in open source software using Alibaba self-developed patch
B . detect any vulnerability before it bursts
C . release official patches for any exposed vulnerability
D . stop hacker’s vulnerabilities probing
Answer: B
Which of the following shell command can be used to check disk usage in a Linux OS ECS
A . Df Ch
B . Echo
C . Free Cm
D . Ps Ce Co
Answer: A
What of the followings will happen if encounter DoS or DDoS attack?
A . Data received successfully
B . Delay of data reception
C . Slow access web resources
D . unauthorized access control
Answer: B,C
Which of the following DDoS descriptions are correct?
A . In order to get admin password
B . Steal confidential information
C . Causes the target server unable to process legitimate requests
D . If the target server has no vulnerabilities, the remote attack may still succeed.
Answer: C,D
Which of the following statements about VLAN are NOT true? (the number of correct answers: 3) Score 1
A . users in different VLAN can connect each other directly without pre-configuration
B . different VLAN means different physical location of switches
C . VLAN configuration can be done through an TCP/IP router device
D . VLAN can enhance the network security and data isolation
Answer: A,B,C
Which of the following protocol is dedicated to resolve IP and MAC addresses?
A . TCP
B . ARP
C . DNS
D . ICMP
Answer: B
You are planning on hosting an eCommerce Web server. You are intent on making the server secure against all external attacks possible .
Which of the following would be the best way to test your server for its weaknesses? Choose the best answer.
A . Ping to the server
B . Simulate a DDoS attack on that server
C . Simulate a DoS attack on the server
D . Check if all the patches and required antivirus software has been loaded o the server
Answer: B
Which protocol is a ‘data link’ layer protocol in ISO/OSI 7 layer network model? Score 2
A . ICMP
B . ARP
C . FTP
D . UDP
Answer: B