Jyoti CNC Automation CNC Machine Operator Interview Questions and Answers

Q1. 1 millimetre is equal to how many micron
Ans. 
1 millimetre is equal to 1000 micron.
• 1 millimetre is a unit of length in the metric system.

• Micron is a unit of length equal to one millionth of a meter.

• To convert millimetres to microns, multiply the value by 1000.

• For example, 5 millimetres is equal to 5000 microns.
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Q2. What you do if your job removed from the chuck
Ans. I press the emergency button
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Q1. What is CNC full form? 1 mm is equal to how many micron?
Ans. 
CNC stands for Computer Numerical Control. 1 mm is equal to 1000 microns.
• CNC machines are automated tools that use pre-programmed software to control movement of tools and machinery.

• Micron is a unit of measurement used to measure very small distances, equal to one millionth of a meter.

• 1 mm is equal to 1000 microns.
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Q1. What is CNC longform
Ans. 
CNC stands for Computer Numerical Control.
• CNC is a technology that uses computerized systems to control machine tools.

• It involves the use of pre-programmed software to dictate the movement and operation of the machines.

• CNC machines are widely used in manufacturing industries for tasks such as cutting, drilling, milling, and shaping materials.

• They offer high precision, repeatability, and automation in the production pro...read more
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Q2. CNC longform is a computer Neumerecal control
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Q1. What is the difference between first angle projection and third angle projection?
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Basic aptitude test that covers most aptitude topics.

GD round with general topics.

Q1. Technical round that covers basics of control valves.
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Q1. HR round consists of basic managerial questions.
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Q1. 7 types of qc tools
Ans. 
7 QC tools are used for quality control in manufacturing. They are simple and effective tools to identify and solve problems.
• Check sheets - used to collect data and analyze it

• Pareto charts - used to identify the most frequent problems

• Histograms - used to show the distribution of data

• Cause-and-effect diagrams - used to identify the root cause of a problem

• Flowcharts - used to show the steps in a process

• Control charts - u...read more
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Q2. What is FMEA,what are the 5s,cp vs cps different
Ans. 
FMEA is a risk assessment tool used to identify and mitigate potential failures. 5S is a workplace organization method. CP and CPS are statistical process control measures.
• FMEA stands for Failure Mode and Effects Analysis. It is a systematic approach to identifying and mitigating potential failures in a process or product.

• 5S is a workplace organization method that involves sorting, simplifying, sweeping, standardizing,...read more
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Q3. What is the ctq and ctc
Ans. 
CTQ stands for Critical to Quality and CTC stands for Critical to Customer.
• CTQ is a measurable characteristic of a product or process that is important to the customer.

• CTC is a measurable characteristic of a product or process that directly impacts customer satisfaction.

• Identifying CTQs and CTCs helps in improving the quality of the product or process.

• Examples of CTQs and CTCs include product reliability, on-time deliv...read more
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Q4. What are the different gauges
Ans. 
Gauges are instruments used to measure various physical quantities. There are different types of gauges for different purposes.
• Pressure gauges measure pressure of fluids or gases

• Temperature gauges measure temperature of substances

• Thickness gauges measure thickness of materials

• Wire gauges measure diameter of wires

• Bore gauges measure diameter of holes

• Thread gauges measure pitch and diameter of screws

• Fuel gauges measure f
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Q5. What are the instrument handling
Ans. 
Instrument handling refers to the proper use, care, and maintenance of tools and equipment used in a particular field.
• Properly clean and sterilize instruments before and after use

• Handle instruments with care to prevent damage or contamination

• Store instruments in a safe and organized manner

• Regularly inspect instruments for wear and tear

• Follow manufacturer's instructions for use and maintenance

• Examples: surgical instrume
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Q6. Do you know the GD&T symbols
Ans. 
Yes, I am familiar with GD&T symbols.
• GD&T stands for Geometric Dimensioning and Tolerancing

• It is a system of symbols used to specify the dimensions and tolerances of a part

• Examples of symbols include concentricity, perpendicularity, and flatness
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Contains MCQ of 30 technical question and 30 aptitude

General topic

Q1. Questions from resume especially from Area of interest
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Q1. Tell me about yourself.
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Q1. Strength and weakness About company
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Simple Aptitude test

Around 10 people per group

Q1. Mostly Technical and from Resume
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Q1. More of "Fit for company" questions
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Q1. What is standard drill angle
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