e-con Systems Interview Questions and Answers

Q1. Working of Op- AMP
Ans. 
Op-Amp is a high-gain electronic voltage amplifier with differential inputs and single output.
• Op-Amp amplifies the voltage difference between its two inputs

• It has a very high input impedance and low output impedance

• Op-Amp can be used in various applications such as amplifiers, filters, comparators, etc.
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Q2. State characteristics of Inductor and capacitor
Ans. 
Inductor stores energy in the form of a magnetic field, while capacitor stores energy in the form of an electric field.
• Inductor resists changes in current flow

• Capacitor resists changes in voltage

• Inductor has a coil of wire, while capacitor has two conductive plates separated by an insulator

• Inductor is measured in Henry (H), while capacitor is measured in Farad (F)
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Q1. What do you know about hr
Ans. 
HR (Human Resources) is a department responsible for managing employee-related tasks and ensuring compliance with labor laws.
• HR is responsible for recruitment and hiring processes

• HR handles employee onboarding and orientation

• HR manages employee benefits and compensation

• HR oversees performance management and employee development

• HR ensures compliance with labor laws and regulations

• HR handles employee relations and confli...read more
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Q2. Tell me something about payroll
Ans. 
Payroll is the process of calculating and distributing wages or salaries to employees.
• Payroll involves calculating employee earnings, deductions, and taxes.

• It includes tracking hours worked, overtime, and leave taken.

• Payroll also involves processing payroll taxes and issuing paychecks or direct deposits.

• It ensures compliance with labor laws and regulations.

• Payroll systems or software are used to streamline the process.
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Q1. Test case, test scripts, integration testing,
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Q2. SQL, adhoc testing, smoke testing
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Q3. Test plan, black box testing
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Testing write a paper test case diagram

Focus on puzzles and c for firmware and basics of hardware for hardware role

Q1. You will be given with different questions to solve ..they ll get to know about understanding by your solving approach
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Q1. Information in the resume is verified
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Normal aptitude questions

Questions from DSA and basic looping concepts

Q1. If you are an experienced candidate questions related to your previous experience and questions related to the technology and role that you applied for will be asked
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Q1. HR round is basically for behavioural analysis and background verification
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