Siemens Interview Questions, Process, and Tips

Q1. How many zeros are there in the factorial of n?
Ans. 
The number of zeros in the factorial of n depends on the number of factors of 5 in n!
• Count the number of factors of 5 in n! to determine the number of zeros

• For example, in 10! = 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1, there is one factor of 5, so there is one zero at the end
Answered by AI
Add your answer

Q1. No interview was there only one round
Add your answer
Q2. No second round
Add your answer

The aptitude round required only a passing score, and included basic logical reasoning, verbal ability, and data visualization questions.

Q1. Most of the questions were based on Resume and mostly asked about ML .
Add your answer
Q2. What is LDA and represent the LDA using diagram ?
Ans. 
LDA stands for Latent Dirichlet Allocation, a topic modeling technique used in natural language processing.
• LDA is a generative statistical model that allows sets of observations to be explained by unobserved groups that explain why some parts of the data are similar.

• It is commonly used in text mining to extract topics from a collection of documents.

• LDA assumes that each document is a mixture of a small number of topics...read more
Answered by AI
Add your answer
Q3. How do you implement a machine learning algorithm based on a given case study, and which algorithm do you choose and why?
Ans. 
To implement a machine learning algorithm based on a case study, choose an algorithm based on the type of data and problem to be solved.
• Understand the problem statement and the type of data available.

• Preprocess the data by handling missing values, encoding categorical variables, and scaling features.

• Split the data into training and testing sets.

• Choose an appropriate algorithm based on the problem type (classification, ...read more
Answered by AI
Add your answer

Q1. Virtual is what type
Ans. 
Virtual is a type of function in C++
• Virtual functions are used in C++ to achieve polymorphism

• They are declared in a base class and overridden in derived classes

• Example: virtual void display() = 0;
Answered by AI
Add your answer
Q2. What is static keyword
Ans. 
The static keyword in programming is used to declare variables, methods, or classes that belong to the class itself rather than instances of the class.
• Static variables retain their values across all instances of a class.

• Static methods can be called without creating an instance of the class.

• Static classes cannot be instantiated and are used for grouping related methods and variables.

• Example: 'static int count = 0;' decl
Answered by AI
Add your answer

Q1. What is REF protection
Ans. 
REF protection is a type of protection used in electrical systems to detect faults and prevent damage.
• REF protection stands for Restricted Earth Fault protection.

• It is used to detect earth faults in electrical systems by comparing the currents flowing in the phase and neutral conductors.

• If a fault is detected, the protection system will trip the circuit to prevent damage to equipment and ensure safety.

• REF protection is...read more
Answered by AI
Add your answer
Q2. How to test Breaker
Ans. 
To test a breaker, you can perform a visual inspection, check for continuity, test the voltage, and simulate overload conditions.
• Perform a visual inspection to check for any physical damage or signs of wear

• Check for continuity by using a multimeter to ensure the breaker is functioning properly

• Test the voltage by applying the rated voltage to the breaker and verifying it trips at the correct threshold

• Simulate overload c...read more
Answered by AI
Add your answer

Q1. Why would you like to join Siemens
Ans. 
I would like to join Siemens because of its reputation for innovation, global presence, and opportunities for professional growth.
• Siemens is known for its cutting-edge technology and innovation in various industries.

• I am impressed by Siemens' global presence and the opportunity to work on projects around the world.

• I believe Siemens offers great opportunities for professional growth and development.

• I am excited about th...read more
Answered by AI
Add your answer