Zf India Technical Center Engineer Trainee Interview Questions and Answers

The assessment focused on general aptitude, which was relatively easy and manageable to pass. However, the pseudo-code section may pose a greater challenge during the first round.

It is very easy; you just need to speak at least once to easily pass through this round. mostly they dont try to reject you unless you are very nervous and very low about confidence they want you to speak atleast once , even the point is valid or not.

You will undergo a written test comprising three coding sections (either in Python or C) containing five or six questions each, along with ten multiple-choice questions on software testing, which are relatively easy. However, the most challenging section is networking, for which you will need to write theory responses; therefore, it is important to prepare thoroughly for that part.

Q1. They first asked for self-introduction and then asked you to explain the programs that were assigned to you in a step-by-step manner.
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Q2. Then the major part is networking, if you gone through by successfully explains your coding then you will be completely checked with networking which is really tough, like they asked me that to tell port n...read more
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Q1. Actually there is HR done in my process , whoever cleared technical all were selected. But the issue is the there is no stipend for internship , and the role is embedded testing which was told only in the ...read more
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Basic aptitude questions

Q1. Remove duplicates in a array
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Q2. Capitalise first letter of every word
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Q1. Introduce yourself
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Q2. Describe yourself in 3 words
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Q1. What is Class in Java ?
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Q2. What is OOB in Java?
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Q1. What is multithreading
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Multithreading is the ability of a CPU to execute multiple threads concurrently, allowing for better performance and resource utilization.
• Multithreading allows multiple threads to run concurrently within the same process.

• Each thread has its own stack and program counter, but shares the same memory space.

• Multithreading can improve performance by utilizing multiple CPU cores efficiently.

• Examples of multithreading include...read more
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Q2. What is hash map
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A hash map is a data structure that stores key-value pairs and allows for efficient retrieval of values based on keys.
• Hash maps use a hash function to map keys to indexes in an array, allowing for constant time retrieval of values.

• Collisions can occur when multiple keys hash to the same index, which can be resolved using techniques like chaining or open addressing.

• Example: HashMap map = new HashMap<>()
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Basic quants and reasoning

Simple array and string questions.

Q1. What is Operating System?
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An operating system is a software that manages computer hardware and provides services for computer programs.
• Manages computer hardware resources such as CPU, memory, and storage

• Provides a user interface for interacting with the computer

• Supports running applications and managing processes

• Examples include Windows, macOS, Linux, iOS, Android
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Q2. List 5 Git commands?
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Git commands are used to interact with the version control system. Here are 5 commonly used commands.
• git clone : Clone a repository from a remote server to your local machine.

• git add : Add a file to the staging area before committing changes.

• git commit -m 'commit message': Commit the changes in the staging area with a descriptive message.

• git push: Push the committed changes to a remote repository.

• git pull: Fetch and me...read more
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Python duration was 1 hour

Q1. What is the process to run a python program
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To run a Python program, you need to write the code in a .py file, open a terminal or command prompt, navigate to the file's directory, and then run the program using the 'python' command.
• Write the Python code in a .py file using a text editor or an IDE

• Open a terminal or command prompt on your computer

• Navigate to the directory where the .py file is located using the 'cd' command

• Run the Python program by typing 'python ...read more
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The question are very normal

Q1. Why should we hire your
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Q2. Where you seen your after 5 year
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Q1. Self intro and projects
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Q2. Few questions based on resume
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