DB Power Limited Senior Operator Interview Questions and Answers for Experienced

7QC tools are a set of quality control tools used to identify and solve quality problems in manufacturing processes.

• 7QC tools include Pareto chart, cause-and-effect diagram, control chart, histogram, scatter diagram, flowchart, and check sheet.

• They help in identifying and analyzing quality problems, determining root causes, and implementing corrective actions.

• They are used to improve product quality, reduce defects, an...read more

PPAP and APQP are quality management systems used in manufacturing.

• PPAP stands for Production Part Approval Process and is used to ensure that manufactured parts meet customer requirements.

• APQP stands for Advanced Product Quality Planning and is used to plan and manage the design and development of new products.

• Both systems are commonly used in the automotive industry but can be applied to other manufacturing industrie...read more

Pareto is a principle that states 80% of effects come from 20% of causes.

• Also known as the 80/20 rule

• Used in business to identify the most important factors

• Can be applied to various fields such as economics, engineering, and social sciences

• Example: 80% of a company's profits come from 20% of its customers

OEE can be calculated by multiplying Availability, Performance, and Quality percentages.

• Calculate Availability by dividing Operating Time by Planned Production Time.

• Calculate Performance by dividing Actual Production by Maximum Production.

• Calculate Quality by dividing Good Units by Total Units Produced.

• Multiply Availability, Performance, and Quality percentages to get OEE.

Increasing business can be achieved through various strategies.

• Identify target audience and tailor marketing efforts accordingly

• Offer promotions and discounts to attract new customers

• Improve customer service to retain existing customers

• Expand product or service offerings to attract a wider audience

• Collaborate with other businesses to reach new markets

There are various types of files used in computing.

• Text files: contain plain text and can be opened in any text editor.

• Binary files: contain non-textual data and can only be opened in specific programs.

• Image files: contain images and can be opened in image viewers or editors.

• Audio files: contain audio data and can be played in media players.

• Video files: contain video data and can be played in media players or video edi...read more

Suction shell and pressure shell are components of a centrifugal pump.

• Suction shell is the part of the pump that houses the impeller and creates a low-pressure area to draw in fluid.

• Pressure shell is the part of the pump that contains the discharge nozzle and creates a high-pressure area to push out fluid.

• The two shells are separated by the impeller, which rotates to move fluid from the suction shell to the pressure sh...read more