Signzy Technologies Configuration Engineer Interview Questions and Answers for Experienced

Q1. 2 rounds, 2 coding questions in each round. Managerial round.
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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. PMSM motor control
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Q2. DC DC converter
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Aptitude Test with 1 coding question and 8 other aptitude questions

Q1. DSA questions with some dbms questions.
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Q1. DSA + SQL query writing questions. Do revise SQL before interview.
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Q1. Design and code a zoo management system.
Ans. 
A zoo management system to track animals, enclosures, staff, and visitor information.
• Create classes for animals, enclosures, staff, and visitors

• Implement functions for adding, updating, and deleting records

• Include features for scheduling feeding times, cleaning enclosures, and managing staff shifts
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Standard DSA questions

Q1. Standard HR stuff.
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Q1. There were MCQs related to DSA and coding questions.
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Two questions to be solved in 1 hr.

Q1. Basic DSA and 3 coding ques
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Q1. Resume based and coding
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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?
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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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