Q1. Which of the following is NOT a parameter evaluated during analytical instrument validation?, A. Accuracy, B. Precision, C. Linearity, D. Marketing Strategy, Q2. What is the primary purpose of calibrating an analytical instrument?, A. To increase the instrument's size, B. To ensure accurate and reliable measurement results, C. To reduce the cost of analysis, D. To improve the appearance of the instrument, Q3. According to Good Laboratory Practice (GLP), which of the following is essential for ensuring data integrity?, A. Recording results only after the experiment is completed, B. Proper documentation of all procedures and observations, C. Ignoring minor deviations during analysis, D. Performing experiments without written SOPs, Q4. Which calibration practice helps verify that an instrument continues to perform accurately over time?, A. Calibration only at the time of purchase, B. Routine calibration using certified reference standards according to a scheduled plan, C. Calibration only after the instrument fails, D. Calibration only when requested by the laboratory supervisor, Q5. During method validation, the ability of an analytical method to produce consistent results under the same conditions is known as:, A. Robustness, B. Specificity, C. Precision, D. Detection Limit

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