Cognizant Trainee Junior Data Analyst Interview Questions and Answers

PV, AE, and ADR are abbreviations commonly used in the medical field. A narrative refers to a written or spoken account of events.

• PV stands for Peripheral Vascular

• AE stands for Adverse Event

• ADR stands for Adverse Drug Reaction

• Medical term for organs: For example, the medical term for the heart is 'cardiovascular organ'

• A narrative is a detailed account or story, often used in medical reports or patient histories

Clinical trials are research studies that test how well new medical treatments work in people. Pharmacovigilance is the practice of monitoring the effects of medical drugs after they have been licensed for use.

• Clinical trials are conducted to determine the safety and efficacy of new drugs or treatments.

• Pharmacovigilance involves monitoring and assessing the safety of drugs once they are on the market.

• Adverse drug reactions and side effects are reported and analyzed in pharmac...read more

CDM stands for Clinical Data Management. It involves the collection, cleaning, and management of data in clinical trials.

• CDM involves designing data collection forms, data entry, data validation, and database lock.

• Phases of CDM include study start-up, study conduct, and study close-out.

• Example: In study start-up phase, data collection forms are created and data entry guidelines are established.

A medical device is any instrument, apparatus, implement, machine, appliance, implant, reagent for in vitro use, software, material or other similar or related article, intended by the manufacturer to be used for medical purposes.

• Medical devices can range from simple tools like tongue depressors to complex equipment like MRI machines.

• They are used for diagnosis, prevention, monitoring, treatment, or alleviation of disease or injury.

• Examples include pacemakers, surgical instru...read more

Diabetes is a chronic condition that affects how your body turns food into energy.

• Diabetes is characterized by high levels of blood glucose resulting from defects in insulin production, insulin action, or both.

• There are three main types of diabetes: type 1, type 2, and gestational diabetes.

• Symptoms of diabetes include frequent urination, increased thirst, unexplained weight loss, and fatigue.

• Treatment for diabetes may include insulin injections, oral medications, diet and exe...read more

Phase of clinical trial refers to the stage of testing a new treatment in humans.

• Phase 1: Small group, safety and dosage testing

• Phase 2: Larger group, effectiveness testing

• Phase 3: Even larger group, comparison to existing treatments

• Phase 4: Post-marketing surveillance

• Each phase has specific goals and requirements