Graphene Semiconductor Services Interview Questions and Answers

Q1. They itself don't know what are they hiring for.. i.e VP operations and marketing head both
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Q2. VP operations and marketing head no pitch or base to start the business they are totally dependent on new managers
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Q1. They don't have any connection in courier industry and 3PL management
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Q2. Everything is manual nothing is capturing in system
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Q1. No relevant hiring of related fields manpower
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Q2. Above management is sitting on knowledge of executives and sr executive knowledges
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Q3. No problem solving attitude they have their own 1 or 2 vendors from they are doing business else big all big players refused to do business with them. They never discuss your role at the time of interview ...read more
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Q1. Difference between latch and ff?
Ans. 
Latch is level sensitive and FF is edge sensitive. Latch is transparent while FF is opaque.
• Latch is level sensitive, meaning it changes output based on input level. FF is edge sensitive, changing output on clock edge.

• Latch is transparent, meaning output changes as soon as input changes. FF is opaque, output changes only on clock edge.

• Latch is faster but more prone to glitches. FF is slower but more stable.

• Examples: SR
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Q2. Difference between blocking and non blocking assignments?
Ans. 
Blocking assignments wait for the assigned statement to complete before moving on, while non-blocking assignments allow for concurrent execution.
• Blocking assignments use '=' operator and execute sequentially.

• Non-blocking assignments use '<=' operator and allow for concurrent execution.

• Blocking assignments are used for combinational logic.

• Non-blocking assignments are used for sequential logic.

• Example: blocking assign...read more
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Q1. Presentation on the topic provided by the interviewer
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Q1. Personal background?
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Q1. How many ph mainten nickel crystal
Ans. 
The question is unclear and seems to be asking about the number of pH maintenance nickel crystals.
• It is unclear what 'ph mainten nickel crystal' refers to

• It is possible the interviewer made a mistake in phrasing the question

• Ask for clarification or provide an educated guess based on context
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Q2. How many ph mainten raw material dissolve in water and leaching time
Ans. 
pH maintenance raw materials dissolve in water and leaching time depend on the specific material and conditions.
• The number of pH maintenance raw materials that dissolve in water varies depending on the specific materials being used.

• Leaching time can also vary based on factors such as temperature, pH level, and agitation.

• Examples of pH maintenance raw materials include limestone, dolomite, and hydrated lime.
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Q3. How many mainten nickel gpl
Ans. 
The question is unclear and seems to be asking for the number of maintenance nickel GPL, which is not a standard term.
• It is unclear what 'mainten nickel GPL' refers to

• Ask for clarification or more context from the interviewer

• Provide examples of similar terms or concepts you are familiar with
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Q4. How many mainten nickel %
Ans. 
The question is unclear and seems to be asking for a percentage of maintenance nickel.
• Ask for clarification on what 'mainten nickel %' refers to

• Provide examples of different interpretations of the question

• Offer to discuss the topic further to gain a better understanding
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Q5. How many mainten solid % nickel
Ans. 
The question is unclear and lacks context. It seems to be asking about the percentage of nickel in a maintenance solid, but more information is needed for a precise answer.
• Request clarification on the type of maintenance solid being referred to (e.g. metal alloy, coating, etc.)

• Ask for the specific context in which the nickel percentage is relevant (e.g. for corrosion resistance, strength, etc.)

• Provide examples of diffe...read more
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Q1. What is a watch
Ans. 
A watch is a portable timepiece worn on the wrist or carried in a pocket.
• A watch is used to tell time

• It can be analog or digital

• Some watches have additional features like a stopwatch or GPS

• Watches can be made of various materials such as metal, leather, or plastic
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Q2. What is transformer
Ans. 
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
• Transformers are used to increase or decrease voltage levels in electrical circuits.

• They consist of two coils of wire, known as the primary and secondary coils, wrapped around a core made of iron or steel.

• Transformers are essential in power distribution systems to step up voltage for lon...read more
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Q3. What is a voltage regulation
Ans. 
Voltage regulation is the process of maintaining a stable voltage output despite fluctuations in input voltage.
• Voltage regulation ensures that electronic devices receive a consistent and safe level of voltage to operate properly.

• It involves the use of voltage regulators to adjust and stabilize the voltage output.

• Examples of voltage regulators include linear regulators, switching regulators, and voltage stabilizers.

• Volt...read more
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Q4. What is ac and dc current
Ans. 
AC current alternates direction periodically, while DC current flows in one direction constantly.
• AC current changes direction periodically

• DC current flows in one direction constantly

• AC is used in household appliances, while DC is used in batteries

• AC is more efficient for long-distance power transmission

• DC is commonly used in electronics
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Q5. What is frequency
Ans. 
Frequency refers to the number of occurrences of a repeating event per unit of time.
• Frequency is measured in Hertz (Hz), where 1 Hz is equal to 1 cycle per second.

• Higher frequency means more cycles per second, while lower frequency means fewer cycles per second.

• In electronics, frequency is used to describe the rate at which alternating current changes direction.

• For example, a frequency of 60 Hz means the current change
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General aptitude questions. Easy to solve. Didn’t take much time

Q1. Explain operation of rc circuit
Ans. 
An RC circuit consists of a resistor and a capacitor connected in series or parallel, used for filtering, timing, and signal processing.
• RC circuit operation is based on the charging and discharging of the capacitor through the resistor.

• When a voltage is applied to the circuit, the capacitor charges up to the applied voltage through the resistor.

• The time constant (RC) determines how quickly the capacitor charges or disc...read more
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Q2. Draw waveform for diode
Ans. 
A diode waveform typically shows a voltage drop when forward biased and no current flow when reverse biased.
• Forward biased: voltage drop across diode, current flows

• Reverse biased: no current flow, diode acts as open circuit
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Q1. Questions based on my project
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Q1. Tell me about yourself,
Ans. 
Experienced Quality Engineer with a background in manufacturing and process improvement.
• Over 5 years of experience in quality engineering roles

• Skilled in implementing quality control processes and procedures

• Strong background in root cause analysis and problem-solving

• Certified Six Sigma Green Belt

• Previous experience in ISO compliance and audits
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Q2. Q2. What is your roles & responsibility
Ans. 
As a Quality Engineer, my roles and responsibilities include ensuring product quality, implementing quality control measures, and analyzing data to identify areas for improvement.
• Implementing quality control measures to ensure products meet standards

• Analyzing data to identify trends and areas for improvement

• Collaborating with cross-functional teams to address quality issues

• Developing and implementing quality assurance ...read more
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Q3. Q3. What is your achievements in your privious or corrent org.
Ans. 
Implemented a new quality control system resulting in a 20% reduction in defects.
• Implemented a new quality control system

• Achieved a 20% reduction in defects

• Received recognition from management for the successful implementation
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Q4. Q4. Problem analysis
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Q5. Q5. Inspection procedure
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Q1. What is the reason behind for leaving your corrent company
Ans. 
Seeking new challenges and opportunities for growth.
• Desire for career advancement

• Lack of opportunities for professional development

• Company restructuring or downsizing

• Relocation to a new area

• Seeking better work-life balance
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Q2. Do you know about our TRMN Company
Ans. 
TRMN Company is a leading manufacturer in the aerospace industry, known for their high-quality products and innovative technology.
• TRMN Company specializes in aerospace manufacturing

• They are known for their high-quality products

• The company is recognized for their innovative technology

• TRMN Company has a strong reputation in the industry
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Q1. Plastic toolroom
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Q2. Mold Maintenance
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Q1. Plastic tool room
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Q2. Mold Maker interested
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Q1. Plastic tool maker
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Q2. Plastic maker job
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We should know basics of electronoics and also some aptitude questions

Q1. Difference between latch and flipflop
Ans. 
Latch is level sensitive and stores data temporarily, while flip-flop is edge triggered and stores data permanently.
• Latch is level sensitive, while flip-flop is edge triggered

• Latch stores data temporarily, while flip-flop stores data permanently

• Latch has a transparent latch, while flip-flop has a clocked latch
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Q2. Difference between task and function
Ans. 
Tasks are parallelizable and can be executed concurrently, while functions are sequential and executed in a linear manner.
• Tasks can be executed in parallel, while functions are executed sequentially.

• Tasks can have multiple entry points, while functions have only one entry point.

• Tasks can have multiple exit points, while functions have only one exit point.

• Tasks can be called multiple times concurrently, while functions ...read more
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