Serum Institute of India Senior Officer Interview Questions and Answers

There are five main types of fire extinguishers: water, foam, powder, CO2, and wet chemical.

• Water extinguishers are suitable for Class A fires involving solid materials like wood or paper.

• Foam extinguishers are effective for Class A and B fires, which involve flammable liquids like gasoline or oil.

• Powder extinguishers can be used for Class A, B, and C fires, which involve flammable gases.

• CO2 extinguishers are suitable ...read more

Scaffolding is a temporary structure used in construction to support workers and materials.

• Scaffolding provides a safe working platform at various heights during construction or maintenance work.

• It is typically made of metal pipes or tubes and wooden planks.

• Scaffolding is erected around buildings, bridges, or other structures to allow workers to access different areas.

• It must be properly designed, installed, and inspec...read more

A dry powder fire extinguisher is used for combistable materials fire.

• Dry powder fire extinguishers are effective for fires involving combustible materials such as wood, paper, textiles, and flammable liquids.

• They work by smothering the fire and interrupting the chemical reaction.

• Dry powder fire extinguishers are commonly used in industrial settings, kitchens, and vehicles.

• Examples of combistable materials include gaso...read more

GLR stands for Generalized Likelihood Ratio.

• GLR is a statistical method used for hypothesis testing.

• It compares the likelihood of two different hypotheses to determine which one is more likely to be true.

• GLR is commonly used in fields such as signal processing, machine learning, and bioinformatics.

• For example, GLR can be used to detect anomalies in data or to classify different types of signals.

DHS can be operated through effective leadership, strategic planning, and collaboration with other agencies.

• Develop and implement policies and procedures

• Establish clear communication channels

• Collaborate with other agencies and stakeholders

• Ensure proper allocation of resources

• Provide training and development opportunities for staff

• Regularly review and evaluate operations for effectiveness

• Stay up-to-date with emerging th...read more