A health analytics platform maintains data about patients, diagnostic tests, doctors, and test results.
Analysts want to query trends across diseases, age groups, and regions. Design an ER diagram for
this system. Clearly identify entities, relationships, key attributes, and constraints. State assumptions
made.

Explain the following concepts with respect to the relational data model, giving one data-science–
oriented example for each:
 Candidate Key
 Functional Dependency
 Referential Integrity
 Selection Operation
 Projection Operation

 Data scientists often work with large, evolving datasets. Explain the limitations of traditional filebased systems in the context of analytics and machine learning workflows. How does a DBMS
address these limitations?

Describe various aspects of identity formation, hero worship and peer pressure.

 Explain role of teachers and parents to help adolescents for developing healthy sexual
attitude. 

Differentiate sexual orientation with sexual identity.

Describe how as a parent/teacher you will help the adolescent to feel comfortable and
healthy.

Discuss secondary sexual characteristics in boys and girls at puberty

Explain the factors responsible for these changes.

Describe the physical changes occurring in boys and girls.

Describe your role as a teacher and parent in helping the adolescent
 

Explain the various factors that affect establishment of a value system;

Explain role of teachers / parents in prevention of teen pregnancy.

 Describing the PNDT Act and its features.

) Describe the role of teacher/Parents in relation to needs and concerns of adolescence.
 

explain the needs and concerns of adolescence.

List various gender based violence and explain role of teacher/parents to Prevent these
violence among adolescence.

 Differentiate between Masculinity and feminity

Describe the developmental stages of adolescence.

 Discuss the characteristics of adolescence with examples