CompTIA CAS-005 Practice Exam Questions

CompTIA CAS-005 Sample Question Answers

Question # 1

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 A.Convert the hex-encoded sample to binary and attempt to decompile it. 
B.Run the encoded sample through an online vulnerability tool and check for any matches. 
C.Pad the beginning and end of the sample with binary executables and attempt to execute it. 
D.Use a disassembler on the unencoded snippet to convert from binary to ASCII text. 

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Question # 2

 A company plans to deploy a new online application that provides video training for its customers. As part of the design, the application must be: Fast for all users Available for users worldwide Protected against attacks Which of the following are the best components the company should use to meet these requirements? (Select two). 

A.WAF 
B.IPS 
C.CDN 
D.SASE 
E.VPN 
F.CASB 

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Question # 3

 A developer receives feedback about code quality and efficiency. The developer needs to identify and resolve the following coding issues before submitting the code changes for peer review: Indexing beyond arrays Dereferencing null pointers Potentially dangerous data type combinations Unreachable code Non-portable constructs Which of the following would be most appropriate for the developer to use in this situation? 

A. Linting 
B. SBoM 
C. DAST 
D. Branch protection 
E. Software composition analysis 

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Question # 4

 A company discovers intellectual property data on commonly known collaboration web applications that allow the use of slide templates. The systems administrator is reviewing the configurations of each tool to determine how to prevent this issue. The following security solutions are deployed: CASB SASE WAF EDR Firewall IDS SIEM DLP endpoints Which of the following should the administrator do to address the issue? 

A. Enable blocking for all WAF policies. 
B. Enforce a policy to block unauthorized web applications within CASB. 
C. Create an alert within the SIEM for outgoing network traffic to the suspected website. 
D. Configure DLP endpoints to block sensitive data to removable storage. 

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Question # 5

 A nation-state actor is exposed for attacking large corporations by establishing persistence in smaller companies that are likely to be acquired by these large corporations. The actor then provisions user accounts in the companies for use post-acquisition. Before an upcoming acquisition, a security officer conducts threat modeling with this attack vector. Which of the following practices is the best way to investigate this threat? 

A. Restricting internet traffic originating from countries in which the nation-state actor is known to operate 
B. Comparing all existing credentials to personnel and services 
C. Auditing vendors to mitigate supply chain risk during the acquisition 
D. Placing a hold on all information about corporate interest in acquisitions 

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Question # 6

A security engineer wants to enhance the security posture of end-user systems in a Zero Trust environment. Given the following requirements: . Reduce the ability for potentially compromised endpoints to contact command-and-control infrastructure. . Track the requests that the malware makes to the IPs. . Avoid the download of additional payloads. Which of the following should the engineer deploy to meet these requirements? 

A. DNS sinkholing 
B. Browser isolation 
C. Zone transfer protection 
D. HIDS 

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Question # 7

 In order to follow new regulations, the Chief Information Security Officer plans to use a defense-indepth approach for a perimeter network. Which of the following protections would best achieve this goal? 

A. SAST, DAST, IAST 
B. NGFW, IPS, EDR 
C. SASE, IDS, SAST 
D. CASB, DLP, EDR 

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Question # 8

During a security review for the CI/CD process, a security engineer discovers the following information in a testing repository from the company: Which of the following options is the best countermeasure to prevent this issue in the future?

 A. Performing an application penetration test over the testing environment before moving to production 
B. Changing the repository technology to avoid inclusion of confidential information 
C. Automating the upload process of code to the repository and improving the software development life cycle 
D. Using a secrets management platform to share and manage confidential information 

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Question # 9

Which of the following are the best ways to mitigate the threats that are the highest priority? (Select two). 

A. Isolate network systems using Zero Trust architecture with microsegmentation and SD-WAN 
B. Scan all systems and source code with access to sensitive data for vulnerabilities. 
C. Implement a cloud access security broker and place it in blocking mode to prevent information exfiltration. 
D. Apply data labeling to all sensitive information within the environment with special attention to payroll information. 
E. Institute a technical approval process that requires multiple parties to sign off on mass payroll changes. 

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Question # 10

 A security engineer needs to remediate a SWEET32 vulnerability in an OpenSSH-based application and review existing configurations. Which of the following should the security engineer do? (Select two.) 

 A. Disable Twofish algorithms 
B. cat /etc/ashd/ash_config | grep "HMAC" 
C. Disable RSA algorithms 
D. cat /etc/sshd/ssh_config | grep "PermitRootLogin" 
E. Disable 3DES algorithms 
F. cat /etc/sshd/ssh_config | grep "Ciphers" 

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