OPPO Engineer 1 Interview Questions and Answers

Any one technical questions from Electrical branch.

Q1. What is current
Ans. 
Current is the flow of electric charge in a circuit.
• Current is measured in Amperes (A)

• It is the rate of flow of electric charge through a conductor

• There are two types of current - AC (alternating current) and DC (direct current)

• Example: A light bulb connected to a battery has current flowing through it
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Q2. What is voltage
Ans. 
Voltage is the difference in electric potential between two points in a circuit, measured in volts.
• Voltage is the driving force that pushes electric current through a circuit

• It is measured in volts (V)

• Voltage can be positive or negative, depending on the direction of current flow

• Higher voltage means more energy available to push current through a circuit

• Examples: A battery provides voltage to power a flashlight, a wall...read more
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Q3. What is Resistance
Ans. 
Resistance is the opposition to the flow of electric current in a circuit.
• Resistance is measured in ohms (Ω).

• It is caused by the collisions of electrons with atoms in a material.

• Higher resistance means lower current flow.

• Examples of materials with high resistance include rubber and glass.

• Examples of materials with low resistance include copper and silver.
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Q1. Family background
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Q2. In about me introduction
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Q1. What is sub cooling and super heat
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Q2. The chiller condenser outlet line to super heat work and evaporator to compressor before sub cooling work
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Q1. Refrigeration basic cycle
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Q2. 1.Compressor to condenser 2.Condenser to expansion valve 3.Expansion valve to evaporator 4.Evaporator to compressor
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Q1. The split unit E6 error how to resolve
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Q2. Check the Indore to outdoor communication cable continuity continuous not coming means cable is failure and cable continuity is coming na board failure
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Manager and technical officer

One split AC installation work explain

Python overview and oops concept

Q1. Microcontroller and other architecture
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Q1. Python coding quesions
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Q1. Python and sql questions
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Q1. Client interview
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Q1. General discussion
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Q1. OOPS concepts with DSA in java
Ans. 
OOPS concepts in Java are principles like Inheritance, Encapsulation, Polymorphism, and Abstraction. DSA involves data structures and algorithms.
• OOPS concepts in Java include Inheritance, where a class inherits properties and behaviors from another class.

• Encapsulation involves bundling data and methods that operate on the data into a single unit.

• Polymorphism allows objects to be treated as instances of their parent cla...read more
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Q2. Questions related to resume projects and tech stacks used.
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Q1. Questions related to previous experiences in team oriented internships
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Q1. How to increase efficiency of product
Ans. 
Increasing product efficiency can be achieved through optimizing processes, improving technology, and enhancing employee skills.
• Optimize production processes to eliminate waste and improve workflow

• Upgrade technology to automate tasks and improve accuracy

• Provide training and development opportunities for employees to enhance their skills and knowledge
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Q2. What will you change in the product
Ans. 
I would improve the user interface to enhance user experience and streamline navigation.
• Enhance user interface design for better usability

• Streamline navigation to improve user experience

• Implement user feedback to make necessary changes

• Optimize performance for faster loading times
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Q1. Like quality process
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Q2. OQC and PQC process
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Q3. How to take samples after finish products
Ans. 
Samples can be taken after finish products by following a sampling plan and using appropriate sampling techniques.
• Develop a sampling plan based on the production process and quality requirements

• Use random sampling techniques to ensure representative samples

• Follow standard operating procedures for sample collection and testing

• Document the sampling process and results for traceability and quality control
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Q4. Quality products best making by production team and verify with quality department
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Q5. No any customer complain regarding products
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