Malladi Drugs & Pharmaceuticals
Jalihal Construction Interview Questions and Answers
Q1. What are the parameters do you perform during Validation?
During validation, parameters such as accuracy, precision, specificity, sensitivity, and reproducibility are performed.
Accuracy - how close the measured value is to the true value
Precision - how close the measured values are to each other
Specificity - ability to correctly identify negative results
Sensitivity - ability to correctly identify positive results
Reproducibility - ability to obtain consistent results across multiple tests
Q2. What is Organic base?
Organic base refers to a substance that can accept a proton or donate an electron pair in a chemical reaction.
Organic bases are commonly found in nucleic acids like DNA and RNA.
They play a crucial role in various biological processes such as protein synthesis.
Examples of organic bases include adenine, guanine, cytosine, and thymine.
They are essential for the functioning of living organisms.
Q3. Direct appoiement in which benfits
Direct appointment offers various benefits to the employee.
No need to go through the lengthy recruitment process
Immediate start of work
Assured job security
Opportunity to negotiate salary and benefits
Chance to work with a reputed organization
Q4. PH ranges for acid and bases
pH ranges for acids and bases determine their level of acidity or alkalinity.
pH range for acids is 0-6.99
pH range for bases is 7.01-14
Neutral pH is 7
Examples: Lemon juice (pH 2-3) is acidic, baking soda (pH 8-9) is basic
Q5. Explain about 3rd law of thermodynamics
The 3rd law of thermodynamics states that as the temperature approaches absolute zero, the entropy of a system approaches a minimum value.
The 3rd law of thermodynamics is also known as the Nernst heat theorem.
It states that it is impossible to reach absolute zero temperature.
As the temperature approaches absolute zero, the entropy of a system approaches a minimum value.
The law provides a basis for understanding the behavior of matter at extremely low temperatures.
It is often ...read more
Q6. Classification aliphatic?
Aliphatic compounds are organic compounds that do not contain aromatic rings. They are typically straight-chain or branched-chain hydrocarbons.
Aliphatic compounds do not contain aromatic rings
They can be straight-chain or branched-chain hydrocarbons
Examples include alkanes, alkenes, and alkynes
Q7. Data integrity principle
Data integrity principle ensures data is accurate, consistent, and reliable.
Data should be accurate and free from errors or inconsistencies.
Data should be consistent and not contradict itself.
Data should be reliable and trustworthy for decision-making.
Examples: Using checksums to verify data integrity, implementing access controls to prevent unauthorized changes.
Q8. HPLC Woking principle
HPLC stands for High Performance Liquid Chromatography. It separates compounds based on their interaction with a stationary phase and a mobile phase.
HPLC works by pumping a sample mixture through a column filled with a stationary phase, where different compounds interact differently with the stationary phase.
Compounds with stronger interactions will move slower through the column, leading to separation based on their properties.
The separated compounds are detected and quantif...read more
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