Zydus Lifesciences Quality Analyst Interview Questions and Answers

Q1. Types of chromatography.?
Ans. 
Chromatography is a technique used to separate and analyze mixtures of chemicals based on their properties.
• Types of chromatography include gas chromatography, liquid chromatography, ion exchange chromatography, and affinity chromatography.

• Gas chromatography separates compounds based on their volatility and interactions with a stationary phase.

• Liquid chromatography separates compounds based on their affinity for the mob...read more
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Q2. Trouble shooting of HPLC and GC.?
Ans. 
Troubleshooting of HPLC and GC involves identifying and resolving issues with the equipment to ensure accurate results.
• Perform regular maintenance checks on the equipment to prevent issues

• Calibrate the instruments regularly to maintain accuracy

• Check for leaks, blockages, or contamination in the system

• Verify the integrity of columns and detectors

• Review method parameters and conditions for any errors or inconsistencies
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Q3. Types Of titration.?
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Types of titration include acid-base titration, redox titration, complexometric titration, and precipitation titration.
• Acid-base titration involves the neutralization of an acid with a base or vice versa.

• Redox titration involves a redox reaction between the analyte and titrant.

• Complexometric titration involves the formation of a complex between the analyte and titrant.

• Precipitation titration involves the formation of a...read more
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Q4. Reverse phase and normal phase.?
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Q5. Types of HPLC and GC columns
Ans. 
Types of HPLC columns include reverse phase, normal phase, ion exchange, size exclusion, and affinity. Types of GC columns include packed, capillary, and micro-packed columns.
• HPLC columns: reverse phase, normal phase, ion exchange, size exclusion, affinity

• GC columns: packed, capillary, micro-packed
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Some IQ level questions

Q1. Previous company? Personality related?
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Q2. Interview was good
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Q3. Yes my interview was great
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Q1. Personality related
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Q1. About your job profile
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Q2. Deep knowledge of QC instrument
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Q3. OOS, OOT, incident investigation
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Q4. Trouble shooting of HPLC
Ans. 
HPLC troubleshooting involves identifying and resolving issues with the instrument or the analysis process.
• Check for leaks in the system

• Verify the column is properly installed and conditioned

• Inspect the detector for any issues

• Ensure the mobile phase is prepared correctly

• Review the method parameters for accuracy

• Calibrate the instrument regularly

• Perform routine maintenance on the instrument
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Q1. Where from you find job
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I find job opportunities through various sources.
• Online job portals like LinkedIn, Indeed, and Glassdoor

• Networking with professionals in the industry

• Referrals from friends, family, or colleagues

• Attending job fairs and career events

• Company websites and career pages

• Recruitment agencies and headhunters
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Q2. Previous company work experience
Ans. 
I have 3 years of work experience as a Quality Analyst in a software development company.
• Worked closely with the development team to ensure quality standards were met

• Performed manual and automated testing on various software applications

• Identified and reported bugs and issues, and tracked their resolution

• Conducted regression testing to ensure the stability of software updates

• Collaborated with stakeholders to gather req...read more
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Regards QC analysis