Scoring Format:
1. Roles & Responsibilities: 4/10
2. Years of Experience: 2/10
3. Education Qualification: 0/10
4. Skills/Knowledge: 2/10
5. Domain/Industry: 0/10
6. Key Competencies: 2/10

Descriptive Analysis:
Overall Summary:
- The candidate's resume lacks alignment with the job requirements in several areas, including roles & responsibilities, years of experience, education qualification, skills/knowledge, domain/industry knowledge, and key competencies.

- Roles & Responsibilities: The resume does not provide any information about the candidate's experience in collaborating with development teams, implementing and maintaining infrastructure for IoT applications, automating deployment, or monitoring and troubleshooting production systems. Therefore, the score of 4/10 is given.

- Years of Experience: The resume mentions experience in various projects, but it does not provide clear information about the duration of each experience. Therefore, the score of 2/10 is given.

- Education Qualification: The resume mentions a B.C.A. degree from IGNOU, which does not align with the required Bachelor of Information Technology (BIT) qualification. Therefore, the score of 0/10 is given.

- Skills/Knowledge: The resume mentions knowledge of programming languages, scripting languages, frameworks, and databases, but it does not specifically mention the required skills like Linux operating systems, shell scripting, cloud platforms, configuration management tools, containerization technologies, orchestration tools, or networking concepts. Therefore, the score of 2/10 is given.

- Domain/Industry: The resume does not provide any information about the candidate's knowledge of the Internet of Things (IoT) industry. Therefore, the score of 0/10 is given.

- Key Competencies: The resume does not provide sufficient evidence of the candidate's knowledge and experience in the required key competencies. Therefore, the score of 2/10 is given.

Overall, the candidate's resume falls short in meeting the job requirements. The candidate lacks relevant experience, education qualification, and specific skills/knowledge required for the role. It is recommended to consider other candidates who have a better fit with the job requirements.