Quality Engineer
200+ Quality Engineer Interview Questions and Answers for Freshers
Q51. What are the key concepts of manual testing?
Key concepts of manual testing include test case creation, execution, defect reporting, and regression testing.
Test case creation involves designing test cases based on requirements and specifications.
Test case execution is the process of running the test cases and comparing actual results with expected results.
Defect reporting involves documenting and reporting any issues found during testing.
Regression testing is the practice of retesting the software after changes to ensur...read more
Q52. What are the key concepts related to automation?
Key concepts related to automation include test automation, continuous integration, continuous deployment, and robotic process automation.
Test automation involves using software tools to control the execution of tests and compare actual outcomes with expected outcomes.
Continuous integration is the practice of frequently integrating code changes into a shared repository, which helps identify and fix integration issues early.
Continuous deployment is the automated process of dep...read more
Q53. 1.what is visual inspection?
Visual inspection is a method of evaluating the quality of a product or process by visually examining it.
Visual inspection involves using the human eye to detect defects, flaws, or deviations from the desired standards.
It is a non-destructive testing method that can be performed at various stages of production or during final inspection.
Visual inspection can be aided by tools such as magnifying glasses, microscopes, or cameras.
Examples of visual inspection include checking fo...read more
Q54. Definition of Quality?
Quality is the degree to which a product or service meets or exceeds customer expectations.
Quality is about meeting or exceeding customer expectations.
It is the degree to which a product or service fulfills its intended purpose.
Quality is achieved through consistent and reliable processes.
It involves continuous improvement and prevention of defects.
Quality can be measured through various metrics such as customer satisfaction, defect rates, and process capability.
Examples of q...read more
Q55. In E 250 BR, what do you understand by BR?
BR stands for Brake Resistor in E 250 BR.
BR is an abbreviation for Brake Resistor.
It is used in E 250 BR, which is a type of electric motor.
The Brake Resistor is used to dissipate the energy generated by the motor when it is stopped.
This prevents damage to the motor and other components.
Examples of applications where E 250 BR might be used include conveyor belts, cranes, and hoists.
Q56. What is quality inspector?
A quality inspector is responsible for ensuring that products or services meet specified quality standards.
Quality inspectors perform inspections and tests on products or services to identify any defects or deviations from quality standards.
They use various tools and techniques such as visual inspections, measurements, and testing equipment to assess quality.
Quality inspectors may also review documentation and records to ensure compliance with quality procedures and regulatio...read more
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Q57. What is the carbon percent in carbon steel?
The carbon percent in carbon steel varies from 0.05% to 2.0% depending on the grade.
Carbon steel is an alloy of iron and carbon.
The amount of carbon in carbon steel determines its strength and hardness.
Low carbon steel has less than 0.3% carbon, while high carbon steel has more than 0.6% carbon.
Examples of carbon steel grades include ASTM A36, SAE 1045, and AISI 1095.
Q58. What is the information about 8d or CAPA?
8D and CAPA are problem-solving methodologies used in quality management.
8D stands for 8 Disciplines and is used to identify, correct and prevent problems
CAPA stands for Corrective and Preventive Action and is used to identify and eliminate the root cause of a problem
Both methodologies involve a structured approach to problem-solving and require documentation of the process and results
They are commonly used in industries such as manufacturing, automotive, and healthcare
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Q59. what is the vernier caliper least count?
The vernier caliper least count is the smallest measurement that can be read on the caliper scale.
The least count of a vernier caliper is determined by the number of divisions on the main scale and the vernier scale.
It is calculated by dividing the smallest division on the main scale by the number of divisions on the vernier scale.
For example, if the smallest division on the main scale is 0.1 mm and the vernier scale has 10 divisions, the least count would be 0.01 mm.
The leas...read more
Q60. How to control the defact of products
Defect control can be achieved through various methods such as statistical process control, root cause analysis, and continuous improvement.
Implement statistical process control to monitor and control the production process
Conduct root cause analysis to identify the underlying causes of defects and implement corrective actions
Implement continuous improvement initiatives to prevent defects from occurring in the first place
Train employees on quality control techniques and encou...read more
Q61. What is maintain you productivity process?
Maintaining productivity involves setting goals, prioritizing tasks, managing time effectively, and continuously improving processes.
Set clear goals and prioritize tasks
Create a schedule and stick to it
Eliminate distractions and focus on one task at a time
Regularly evaluate and improve processes
Take breaks and practice self-care to avoid burnout
Q62. What do mean by Quality
Quality refers to the degree of excellence or superiority of a product or service.
Quality is a measure of how well a product or service meets customer expectations and requirements.
It involves ensuring that the product or service is free from defects or errors.
Quality also includes aspects such as reliability, durability, performance, and customer satisfaction.
Quality can be achieved through various processes like quality control, quality assurance, and continuous improvement...read more
Q63. What is the unit and definition for inductance?
Inductance is measured in Henry (H) and is defined as the ability of a conductor to store energy in a magnetic field.
Inductance is the property of an electrical conductor that opposes a change in current.
It is measured in Henry (H) and is named after American scientist Joseph Henry.
Inductance is used in various electrical components such as transformers, motors, and generators.
The inductance of a coil can be increased by adding more turns of wire or by using a ferromagnetic c...read more
Q64. How to measure with vernier celipars.?
To measure with vernier calipers, align the jaws with the object and read the measurement on the scale.
Ensure the caliper is clean and properly calibrated
Close the jaws and zero the scale
Align the jaws with the object to be measured
Read the measurement on the scale
Take multiple measurements and average for accuracy
Q65. Refer the drawing and what are the welding symbol
The welding symbol on the drawing indicates the type of weld and its dimensions.
The welding symbol consists of various elements such as the reference line, arrow, and other symbols.
It provides information about the type of weld, weld size, and other specifications.
Examples of welding symbols include fillet weld symbol, groove weld symbol, and plug weld symbol.
Q66. What is formula to calculate the weight?
The formula to calculate weight is mass times gravity.
Weight is the force exerted on an object due to gravity.
The standard unit of weight is Newtons (N).
The formula is W = m x g, where W is weight, m is mass, and g is acceleration due to gravity.
For example, the weight of a 10 kg object on Earth (g = 9.81 m/s^2) is W = 10 kg x 9.81 m/s^2 = 98.1 N.
Q67. Mix ratios for grade of concrete
Mix ratios for grade of concrete
Mix ratios for concrete vary depending on the grade of concrete required
For example, for M20 grade concrete, the mix ratio would be 1:1.5:3 (cement:sand:aggregate)
Higher grade concrete requires a higher proportion of cement in the mix
The mix ratio should be carefully calculated to ensure the desired strength and durability of the concrete
Q68. What are the defects in rubber molding
Defects in rubber molding can include air bubbles, flash, incomplete cure, and warping.
Air bubbles: trapped air pockets in the molded rubber
Flash: excess rubber material extending from the mold
Incomplete cure: rubber not fully cured, leading to soft spots or weakness
Warping: distortion or bending of the molded rubber
Q69. What do you tested black and GI wire
Black and GI wire are tested for quality assurance purposes.
Black and GI wire are tested to ensure they meet quality standards and specifications.
Tests may include checking for strength, durability, and resistance to corrosion.
Various testing methods such as tensile strength testing, bend testing, and coating thickness measurement may be used.
For example, the black wire may be tested for its electrical conductivity and insulation properties.
The GI wire may be tested for its z...read more
Q70. How many work an welding process.?
The number of work and welding processes depend on the specific project requirements and the type of welding being used.
The number of work and welding processes can vary greatly depending on the project requirements.
Different types of welding may require different numbers of processes.
Factors such as the type of material being welded, the thickness of the material, and the desired strength of the weld can all impact the number of processes required.
For example, a project that...read more
Q71. How to measure with micro meter.?
A micrometer is used to measure small distances with high precision.
Clean the measuring surfaces before use
Close the anvil and spindle gently on the object being measured
Read the measurement from the thimble and sleeve scales
Use the ratchet stop to ensure consistent pressure
Convert the measurement to the desired unit of measurement
Q72. What is Ohms law in electrical?
Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.
Ohm's law is a fundamental law in electrical engineering
It states that the current flowing through a conductor is directly proportional to the voltage applied across it
The proportionality constant is the resistance of the conductor
The formula for Ohm's law is I = V/R, where I is the current, V is the voltage, and R is the resistance
Ohm's law i...read more
Q73. How does electric wielding works?
Electric welding is a process of joining two metal pieces together using an electric arc.
Electric current is passed through an electrode which creates an arc between the electrode and the metal pieces to be joined.
The heat generated by the arc melts the metal pieces and fuses them together.
Different types of electric welding include MIG, TIG, and Stick welding.
Electric welding is commonly used in industries such as construction, automotive, and manufacturing.
Q74. Road project of embankment, sub base, subgrade
Embankment, sub base, and subgrade are essential components of road projects for stability and durability.
Embankment is the raised structure built along the sides of a road to support the roadbed.
Sub base is the layer of material placed on top of the subgrade to provide a stable foundation for the pavement.
Subgrade is the natural ground or prepared surface on which the road is built.
Proper compaction of each layer is crucial for the overall strength and longevity of the road....read more
Q75. What is process audit
Process audit is a systematic examination of a process to ensure it is meeting its objectives and requirements.
Process audit involves reviewing the process documentation, observing the process in action, and interviewing process stakeholders.
The goal of a process audit is to identify areas for improvement and ensure the process is efficient, effective, and compliant with standards and regulations.
Examples of processes that may be audited include manufacturing processes, servi...read more
Q76. What is product audit
Product audit is a systematic examination of a product to ensure it meets the specified requirements and standards.
Product audit is a quality control process that involves examining a product to ensure it meets the required specifications.
It involves checking the product's design, manufacturing process, and final output.
Product audit helps to identify defects, non-conformities, and areas for improvement.
Examples of product audit include checking the dimensions of a manufactur...read more
Q77. how do you define manufacturing and what tolerance is.
Manufacturing is the process of converting raw materials into finished products with specific tolerances.
Manufacturing involves the use of machines, tools, and labor to transform raw materials into finished products.
Tolerance refers to the allowable deviation from a specified dimension or property of a product.
For example, if a product has a tolerance of +/- 0.1mm, it means that the actual dimension can vary within that range and still be considered acceptable.
Quality enginee...read more
Q78. Who is the IS use in GI wire?
IS stands for Indian Standard and is used in the manufacturing of GI wire.
IS is a set of standards developed by the Bureau of Indian Standards (BIS) for various products and materials.
In the case of GI wire, the IS standards specify the requirements for the composition, dimensions, mechanical properties, and testing methods.
Compliance with the IS standards ensures the quality and reliability of GI wire.
Manufacturers and suppliers of GI wire need to adhere to the relevant IS s...read more
Q79. What is the software testing life cycle
Software testing life cycle is a process of testing software in a systematic and planned manner.
The testing process starts with the requirement analysis phase.
Test planning is done to identify the scope, objectives, and resources required for testing.
Test design involves creating test cases and test scenarios.
Test execution is the actual process of running the tests and recording the results.
Defect tracking and reporting is done to identify and document any issues found durin...read more
Q80. 50 mm cover block use which structure
50 mm cover blocks are used in reinforced concrete structures to maintain the specified distance between the reinforcing bars and the surface of the concrete.
Cover blocks are used to prevent corrosion of the reinforcement bars due to exposure to air and moisture.
They also help in maintaining the specified concrete cover over the reinforcement bars.
50 mm cover blocks are commonly used in structures with heavy reinforcement, such as columns and beams.
They can also be used in sl...read more
Q81. How to handle a Bis and Pdi Inspection.
Bis and Pdi inspections can be handled by following a systematic approach.
Understand the requirements and standards for the inspection
Prepare the necessary equipment and tools
Conduct the inspection according to the established procedures
Document the results and report any non-conformities
Take corrective actions to address any issues found
Q82. What is quality?
Quality is the degree to which a product or service meets or exceeds customer expectations and requirements.
Quality is about meeting customer expectations and requirements.
It is the degree to which a product or service is free from defects or errors.
Quality involves consistency, reliability, and durability.
It includes factors like performance, functionality, and usability.
Quality can be measured through metrics and standards.
Continuous improvement is essential for maintaining...read more
Q83. What are the types of medical devices
Medical devices can be categorized into various types based on their intended use and complexity.
Diagnostic devices (e.g. MRI machines, blood glucose monitors)
Therapeutic devices (e.g. pacemakers, insulin pumps)
Surgical instruments (e.g. scalpels, forceps)
Monitoring devices (e.g. ECG machines, pulse oximeters)
Implantable devices (e.g. artificial joints, stents)
Q84. Who you manage customers complaints
I manage customer complaints by listening to their concerns, investigating the issue, providing solutions, and following up to ensure satisfaction.
Listen actively to understand the customer's complaint
Investigate the root cause of the issue
Provide timely and effective solutions to address the complaint
Follow up with the customer to ensure their satisfaction
Document and analyze trends in customer complaints for continuous improvement
Q85. Vernier caliper or Micrometer least count?
Micrometer least count is more accurate than Vernier caliper.
Micrometer least count is typically 0.01mm, while Vernier caliper least count is usually 0.02mm.
Micrometer is used for more precise measurements in engineering and manufacturing.
Vernier caliper is commonly used for general measurements and is less accurate compared to micrometer.
Q86. Difference between smoke testing and sanity
Smoke testing is a preliminary test to check if the software build is stable, while sanity testing is a subset of regression testing to verify specific functionalities.
Smoke testing is done to ensure the critical functionalities of the software are working fine after a build, while sanity testing is done to verify specific functionalities or components.
Smoke testing is a shallow and wide approach to testing, covering all major features, while sanity testing is a narrow and de...read more
Q87. Type of welding & different operation maching
There are various types of welding and different operation machines used in welding processes.
Types of welding include MIG, TIG, Stick, and Flux-Cored welding.
Different operation machines used in welding include welding guns, welding torches, and welding electrodes.
The type of welding and operation machine used depends on the material being welded and the desired outcome.
Q88. IS code for concrete mix design
IS code for concrete mix design is IS 10262:2009
The IS code for concrete mix design is IS 10262:2009
This code provides guidelines for proportioning of concrete mixes
It covers various factors such as workability, strength, and durability of concrete mix
Q89. how to repair machine
To repair a machine, first identify the problem and then follow the appropriate repair procedures.
Identify the problem by observing the machine's behavior and consulting the manual.
Follow the appropriate repair procedures outlined in the manual or by a qualified technician.
Use the correct tools and replacement parts to ensure proper repair.
Test the machine after repair to ensure it is functioning properly.
Perform regular maintenance to prevent future issues.
Q90. Least count of vernier caliper and micrometer
The least count of a vernier caliper is 0.02 mm and the least count of a micrometer is 0.01 mm.
Vernier caliper has a least count of 0.02 mm, which means it can measure up to 0.02 mm accurately.
Micrometer has a least count of 0.01 mm, allowing for more precise measurements compared to a vernier caliper.
Q91. What is casting and its defects ?
Casting is a manufacturing process in which a liquid material is poured into a mold and allowed to solidify into the desired shape. Casting defects are imperfections that occur during this process.
Casting involves pouring molten metal, plastic, or other materials into a mold to create a specific shape.
Common casting defects include porosity, shrinkage, cold shuts, misruns, and inclusions.
Porosity is the presence of air pockets or voids in the casting, which can weaken the str...read more
Q92. Tell about all electronic components
Electronic components are parts that make up electronic circuits, such as resistors, capacitors, transistors, and diodes.
Resistors: control the flow of electric current
Capacitors: store and release electrical energy
Transistors: amplify or switch electronic signals
Diodes: allow current to flow in one direction only
Q93. Others material in Finishing PEB Material
PEB material refers to pre-engineered building materials used in finishing construction projects.
PEB materials are commonly used in construction projects for their durability and cost-effectiveness.
Examples of PEB materials include steel beams, roofing sheets, wall panels, and insulation materials.
Quality control is essential in ensuring that PEB materials meet industry standards and specifications.
Inspecting PEB materials for defects, proper installation, and adherence to de...read more
Q94. What is NDT testing
NDT testing stands for Non-Destructive Testing, a method of testing materials without causing damage to them.
NDT testing is used to detect flaws or defects in materials or products
It is commonly used in industries such as aerospace, automotive, and construction
Examples of NDT testing methods include ultrasonic testing, radiography, and magnetic particle testing
Q95. Benefits of rmc over site mix
RMC offers better quality, consistency, and efficiency compared to site mix.
RMC is produced in a controlled environment, ensuring consistent quality.
It reduces the need for on-site storage of raw materials and equipment.
RMC reduces the risk of human error and increases efficiency.
It also reduces the amount of waste generated on-site.
RMC can be customized to meet specific project requirements.
Site mix, on the other hand, is prone to variations in quality and consistency.
It req...read more
Q96. What is transformer and it's working
A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.
Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.
They work on the principle of electromagnetic induction, where a changing magnetic field induces a voltage in a coil of wire.
Transformers have two coils of wire, a primary coil and a secondary coil, which are wrapped around a magnetic core.
When ...read more
Q97. 8D discuss and difine full page
8D is a problem-solving methodology used to identify, correct, and prevent recurring problems.
8D stands for 8 Disciplines
It is commonly used in the automotive and manufacturing industries
The 8 disciplines include: Team Formation, Problem Description, Containment Actions, Root Cause Analysis, Corrective Actions, Preventive Actions, Implementation, and Closure
The goal of 8D is to identify the root cause of a problem and prevent it from recurring
It involves a cross-functional te...read more
Q98. Do you study Mechenical Drawing?
Yes, I have studied Mechanical Drawing.
I have taken courses in Mechanical Drawing during my engineering studies.
I am proficient in reading and interpreting technical drawings.
I have experience using CAD software to create and modify mechanical drawings.
I understand the importance of accurate and detailed drawings in ensuring quality in manufacturing processes.
Q99. how do you fix the machine
To fix a machine, I would first identify the problem and then follow a systematic approach to troubleshoot and repair the issue.
Identify the problem by observing the machine and checking for error codes or messages
Refer to the machine's manual or technical documentation for troubleshooting steps
Perform basic maintenance tasks such as cleaning and lubricating the machine
Replace any faulty or worn out parts
Test the machine to ensure it is functioning properly
Document the repair...read more
Q100. How does lathe machine works?
A lathe machine rotates a workpiece on its axis to perform various operations such as cutting, drilling, and sanding.
The workpiece is held in place by a chuck or collet while a cutting tool is moved along the workpiece to remove material.
The cutting tool can be controlled manually or by a computer numerical control (CNC) system.
Lathe machines can be used to create a variety of shapes, including cylinders, cones, and spheres.
Different types of lathe machines include engine lat...read more
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