Zopsmart Technology Sdet Intern Interview Questions and Answers

Q1. What is State of charge?
Ans. 
State of charge refers to the amount of energy remaining in a battery compared to its full capacity.
• State of charge is usually expressed as a percentage.

• It is important for determining how much power is available in a battery.

• State of charge can be monitored using battery management systems.

• Example: A battery with 50% state of charge means it is halfway depleted.
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Q1. Previous project and role?
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Q2. What is KWP2000 or UDS use for?
Ans. 
KWP2000 and UDS are communication protocols used in automotive diagnostics.
• KWP2000 is used for diagnostics and flashing of electronic control units (ECUs) in older vehicles.

• UDS (Unified Diagnostic Services) is a modern protocol used for diagnostics and flashing of ECUs in newer vehicles.

• Both protocols allow for communication between a diagnostic tool and the vehicle's ECUs to read and clear fault codes, perform tests, ...read more
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Q3. How many type of ECU are there?
Ans. 
There are mainly three types of ECUs: Engine Control Unit (ECU), Transmission Control Unit (TCU), and Body Control Module (BCM).
• Engine Control Unit (ECU) - controls the engine functions such as fuel injection, ignition timing, and emissions.

• Transmission Control Unit (TCU) - manages the transmission system, including gear shifting and torque converter lockup.

• Body Control Module (BCM) - oversees various body functions li...read more
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Q4. What is online and offline in CANoe?
Ans. 
Online and offline in CANoe refer to the modes of communication with the CAN bus.
• Online mode allows real-time interaction with the CAN bus, sending and receiving messages.

• Offline mode allows analysis of previously recorded CAN bus data without real-time interaction.

• Online mode is used for testing and debugging live systems, while offline mode is used for post-analysis and simulation.

• Examples: Online mode is used to mon...read more
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Q1. Same as round one question?
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Q1. Salary expectations?
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Q1. Regarding BMS and system engineering activities
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Q2. System engineer process and tools
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Q1. System engineer role and responsibilities
Ans. 
System engineers design and manage complex systems to ensure they operate efficiently and effectively.
• Designing and implementing computer systems

• Managing system configurations and upgrades

• Troubleshooting system issues

• Collaborating with other IT professionals

• Ensuring system security and data integrity
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Q2. System engineer activity wrt BMS
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Q1. Salary related stuff and expectations
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Q2. Details regarding joining date and last working day
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Divisibility, LCM, HCF.
Numbers, Decimals, Fractions, Powers.
Profit, Loss.
Simple interest and Compound interest.
Speed, Distance, Time.
Work and wages.
Trains, Boats, Streams-upstream/downstream, Circular track questions.
Cistern and pipes.

Coding interviews test candidates' technical knowledge, coding ability, problem solving skills, and creativity, typically on a whiteboard.

Choose a topic based on the assignment.
2 Conduct research.
3 Write a thesis statement

Basic aptitude test

Javascript and react js

Q1. Related to relevant skill set
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Q1. Related to past experience
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Q1. Questions asked based on spring framework and oops concepts
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Q1. Technical questions asked on current project
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Q1. Family Background questions
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Two coding question
1st question moderate
2nd Difficult
All test cases passed for 1st question
Partial test Cases passed for 2nd question

Q1. Mid-level tree question.
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Q1. LLD question was asked
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Q1. What are Microcontroller
Ans. 
Microcontrollers are small computers on a single integrated circuit used to control electronic devices.
• Microcontrollers are often used in embedded systems for tasks like controlling sensors, motors, and displays.

• They typically have a CPU, memory, and input/output peripherals on a single chip.

• Examples of microcontrollers include Arduino, Raspberry Pi, and PIC microcontrollers.
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