900+ Trainee Interview Questions and Answers

I am proficient in AWS cloud services.

• I have experience in EC2, S3, Lambda, and RDS.

• I have worked on deploying and managing applications on AWS.

• I am familiar with AWS CLI and SDKs.

• I have knowledge of AWS security and compliance best practices.

• I have experience in setting up and managing VPCs and subnets.

I have intermediate level programming knowledge.

• Proficient in Python and Java

• Familiar with HTML, CSS, and JavaScript

• Experience with database management using SQL

• Completed several programming projects in college

• Continuously learning and improving skills through online courses

Explanation of direct and indirect taxes with examples and calculation basis.

• Direct tax is levied on income or profits, while indirect tax is levied on goods and services.

• Examples of direct tax include income tax, corporate tax, and wealth tax, while examples of indirect tax include GST, excise duty, and customs duty.

• Direct tax is calculated based on the income or profits earned by an individual or company, while indirect tax is calculated based on the value of goods or servi...read more

Chemistry is the scientific study of matter, its properties, and interactions with other matter and energy.

• Chemistry is divided into five main branches: organic chemistry, inorganic chemistry, analytical chemistry, physical chemistry, and biochemistry.

• PH is a measure of the acidity or basicity of a solution, with a range of 0-14. A pH of 7 is neutral, below 7 is acidic, and above 7 is basic.

• Other important concepts in chemistry include chemical reactions, stoichiometry, therm...read more

Transfer pricing is the practice of determining the value of goods or services exchanged between related entities. Arm's length price is the price at which unrelated parties would transact.

• Transfer pricing is used by multinational companies to allocate profits and taxes between different countries.

• It involves setting prices for goods and services that are transferred between different subsidiaries of the same company.

• The arm's length principle is used to ensure that the price...read more

PH is a measure of acidity or basicity of a solution. It ranges from 1 to 14, with 7 being neutral.

• PH = - log into base H+ ion concentration

• Range of PH: 1 to 6.9 acidic, 6.9 to 7.1 neutral, 7.1 to 14 basic

• Acidic solutions have a higher concentration of H+ ions, while basic solutions have a higher concentration of OH- ions

• PH is important in many fields, including chemistry, biology, and environmental science

During servicing of the two wheeler, I observed various parts and components.

• Checked the engine oil level and replaced it if necessary

• Inspected the air filter and cleaned or replaced it

• Checked the brake pads and replaced them if worn out

• Inspected the chain and sprocket and lubricated them

• Checked the tire pressure and adjusted it if required

• Inspected the electrical system and replaced any faulty components

• Tested the brakes and suspension for proper functioning

• Cleaned the bike ...read more

pH is a measure of the acidity or alkalinity of a solution. It ranges from 0 to 14, with 7 being neutral.

• pH stands for 'potential of hydrogen'

• It measures the concentration of hydrogen ions in a solution

• A pH value below 7 indicates acidity, while above 7 indicates alkalinity

• Pure water has a pH of 7, which is considered neutral

• Examples of pH values: lemon juice (pH 2), baking soda (pH 9), stomach acid (pH 1)

To check if a string can become a palindrome, count the frequency of each character. If there is at most one character with an odd frequency, it can be rearranged into a palindrome.

• Count the frequency of each character in the string

• Check if there is at most one character with an odd frequency

• If yes, the string can be rearranged into a palindrome

Answering questions related to precision, instruments, units, and basic drawing knowledge.

• Precision refers to the degree of accuracy in measurements.

• Instruments used in previous company depend on the industry and job role.

• L.C. stands for Least Count and refers to the smallest measurement that can be made with an instrument.

• Digital vernier and micrometer have different L.C. values.

• R.T. unit can refer to Resistance Temperature or Room Temperature depending on the context.

• Cylind...read more

Answering questions on C compilation stages, linker, and swapping number logic.

• Swapping number logic involves interchanging the values of two variables without using a third variable.

• C compilation stages include preprocessing, compilation, assembly, and linking.

• The linker is a program that combines object files generated by the compiler into a single executable file.

• Example of swapping number logic: int a=5, b=10; a=a+b; b=a-b; a=a-b; //a=10, b=5

The least count of a vernier is the smallest measurement that can be read on the scale.

• The least count is determined by the number of divisions on the main scale and the vernier scale.

• It is calculated by dividing the smallest division on the main scale by the number of divisions on the vernier scale.

• For example, if the smallest division on the main scale is 0.1 mm and the vernier scale has 10 divisions, the least count would be 0.01 mm.

TDS rates vary based on the type of transaction. Certain transactions are exempt from TDS.

• TDS rates range from 1% to 30% depending on the type of transaction

• Salary income is subject to TDS, with rates based on income slabs

• Certain transactions like interest earned on savings accounts and small savings schemes are exempt from TDS

• TDS is not applicable on transactions below a certain threshold amount

• TDS can be avoided by submitting Form 15G/15H for certain types of income

Basic quality management for a company involves implementing processes and systems to ensure products or services meet customer expectations.

• Establishing quality objectives and policies

• Implementing quality control measures

• Monitoring and measuring performance

• Continuous improvement through feedback and corrective actions

• Training employees on quality standards

• Documenting and maintaining quality records

• Conducting regular audits and inspections

Answering questions related to programming concepts and languages.

• Global variables are accessible throughout the program and can be used to store values that need to be accessed by multiple functions.

• OOPs concept is a programming paradigm that focuses on objects and their interactions to solve problems.

• Java is platform-independent and has automatic memory management, while C++ is faster and allows for more control over memory management.

• Other questions may include topics such...read more

C form is a sales tax form used for interstate sales. It is submitted to the sales tax department of the purchasing state.

• C form is a document used in India for interstate sales.

• It is issued by the selling party to the purchasing party.

• The C form is used to avail concessional sales tax rates.

• It is submitted to the sales tax department of the purchasing state.

• The purchasing party needs to maintain a record of C forms received.

• C forms are valid for a specific period and need to...read more

The interview questions cover topics related to vehicle engineering such as SFBMD, engine power and torque curve, and general vehicle knowledge.

• SFBMD analysis involves identifying inflection points and maximum bending stress locations for multiple scenarios.

• Engine power and torque curve shows the relationship between engine speed and power output, and torque output. Interpretation involves understanding the engine's performance characteristics.

• General vehicle knowledge includ...read more

Given an array find if there are two elements are present that sum to target, else return -1

• Iterate through the array and for each element check if target - element is present in the array

• Use a hash table to store the elements and their indices for faster lookup

• If no such pair is found, return -1

Insertion Sort is a simple sorting algorithm that builds the final sorted array one item at a time.

• Initialize a pointer to the second element in the array.

• Compare the current element with the elements before it and swap if necessary to place it in the correct position.

• Repeat this process for all elements in the array.

• Example: Given array [5, 2, 4, 6, 1, 3], after sorting using Insertion Sort: [1, 2, 3, 4, 5, 6]

Tolerance refers to the ability to accept and endure something that is different or disagreeable.

• Tolerance is the willingness to respect and accept the beliefs, opinions, and behaviors of others.

• It involves being open-minded and non-judgmental towards people who have different backgrounds, cultures, or perspectives.

• Tolerance promotes harmony, understanding, and empathy in diverse communities.

• Examples of tolerance include accepting different religions, respecting different pol...read more

I switched to sustainability in IT because I believe in the importance of environmental responsibility and making a positive impact.

• Passion for environmental conservation and sustainability

• Desire to make a positive impact through work

• Interest in green technology and renewable energy

• Belief in the importance of corporate social responsibility

• Alignment with personal values and ethics

Answers to questions related to engineering and manufacturing.

• GD&T stands for Geometric Dimensioning and Tolerancing, which is a system used to define and communicate engineering tolerances.

• ID and OD refer to the inner and outer diameters of a cylindrical object, respectively.

• CNC (Computer Numerical Control) machines are automated tools that use pre-programmed software to control the movement of machinery and tools.

• The process of CNC machining involves designing a 3D model, c...read more

JavaScript is a programming language used to create interactive web pages. Console.log() is used to print messages in the console.

• JavaScript is a client-side scripting language

• It is used to add interactivity to web pages

• console.log() is used to print messages in the console

I will immediately report the incident to my supervisor and follow the plant's emergency procedures.

• Notify my supervisor or plant manager

• Follow the plant's emergency procedures

• Ensure the safety of myself and others

• Document the incident for investigation purposes

Different types of electrodes are used in various applications. Chemical bottles should not be kept open as it can lead to contamination and evaporation.

• Types of electrodes include metal, carbon, and pH electrodes

• Metal electrodes are used for electroplating and electrolysis

• Carbon electrodes are used in arc lamps and batteries

• pH electrodes are used to measure the acidity or alkalinity of a solution

• Open chemical bottles can lead to contamination and evaporation, affecting the a...read more

Distillation is a process of separating components of a mixture based on their boiling points.

• It involves heating the mixture to vaporize the component with the lowest boiling point.

• The vapor is then condensed and collected as a separate liquid.

• Types of distillation include simple distillation, fractional distillation, and steam distillation.

• Simple distillation is used for separating liquids with large differences in boiling points.

• Fractional distillation is used for separati...read more

I am familiar with various softwares including Microsoft Office, Adobe Creative Suite, and Google Suite.

• Microsoft Office

• Adobe Creative Suite

• Google Suite