10+ Maruti Placement Services Quality Engineer Interview Questions and Answers

The least count of a micrometer is the smallest measurement that can be accurately read on the micrometer scale.

• The least count is determined by the number of divisions on the micrometer scale and the pitch of the screw.

• It is usually expressed in micrometers or millimeters.

• For example, if a micrometer has 50 divisions on the scale and the pitch of the screw is 0.5 mm, the least count would be 0.01 mm (0.5 mm / 50 divisions).

Checking the material involves inspecting its quality and conformance to specifications.

• Perform visual inspections to identify any defects or abnormalities in the material.

• Conduct physical tests to measure the material's properties such as strength, hardness, and durability.

• Use specialized equipment like spectrometers or microscopes to analyze the material's composition or structure.

• Compare the material against established standards or specifications to ensure it meets the re...read more

The accept table value in Statistical Process Control (SPC) is a reference table used to determine whether a process is within acceptable limits.

• The accept table value in SPC is used to compare the calculated control limits with the actual process data.

• It helps in determining if the process is stable and producing acceptable results.

• The accept table value is typically based on statistical calculations and can vary depending on the desired level of control and confidence.

• For e...read more

There are several types of inspection processes, including visual inspection, dimensional inspection, functional inspection, and destructive inspection.

• Visual inspection involves visually examining a product or component for defects or abnormalities.

• Dimensional inspection focuses on measuring the physical dimensions of a product to ensure it meets specifications.

• Functional inspection tests the performance and functionality of a product to ensure it operates correctly.

• Destruct...read more

Shearing cutting is a process that involves the use of shear forces to cut or trim materials.

• Shearing cutting is commonly used in industries such as metalworking, woodworking, and textiles.

• Examples of shearing cutting processes include guillotine cutting, rotary cutting, and laser cutting.

• Guillotine cutting involves a sharp blade descending onto the material to make a straight cut.

• Rotary cutting uses a rotating blade to cut through materials, often used in fabric cutting.

• Lase...read more

SPC stands for Statistical Process Control. It is a method used to monitor and control processes to ensure they are operating within acceptable limits.

• SPC involves collecting and analyzing data to identify and reduce process variation.

• It helps in detecting and preventing defects or errors in a manufacturing or production process.

• Control charts are commonly used in SPC to visually display process data and identify any trends or patterns.

• SPC can be used to improve process effic...read more

SPC (Statistical Process Control) is a method used to monitor and control processes by collecting and analyzing data.

• SPC involves using statistical techniques to measure and analyze process variations.

• It helps in identifying and reducing variations in a process to improve quality and reduce defects.

• Common SPC tools include control charts, histograms, and Pareto charts.

• SPC can be used in various industries such as manufacturing, healthcare, and finance.

• Example: Using control c...read more

A variable is a named storage location in a program that holds a value that can be changed during program execution.

• Variables are used to store and manipulate data in a program.

• They can hold different types of values such as numbers, strings, or objects.

• Variables can be assigned values and their values can be modified throughout the program.

• They are essential for storing and retrieving data in programming languages.

• Examples of variables: int age = 25, string name = 'John', bo...read more

FIFO stands for First-In, First-Out. It is a method of organizing and manipulating data structures where the first item added is the first to be removed.

• FIFO is commonly used in queue data structures.

• It follows the principle of serving customers in a queue, where the first person in line is the first to be served.

• FIFO is used in various applications such as inventory management, process scheduling, and data buffering.

• An example of FIFO is a printer queue, where the first docu...read more