Cadence Design Systems Physical Design Engineer Trainee Interview Questions and Answers

Q1. Write code of frequency divider
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Q2. Difference between latch & flip flop
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Asked Basic Aptitude Questions

Q1. Nmos Cross Section drawing
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Q2. Asic design flow
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Q3. Asic vs fpga difference
Ans. 
ASICs are custom-designed for specific applications, while FPGAs are reprogrammable and more flexible.
• ASICs are Application-Specific Integrated Circuits designed for a specific purpose or application.

• FPGAs are Field-Programmable Gate Arrays that can be reconfigured for different tasks.

• ASICs are more efficient and faster than FPGAs for specific tasks.

• FPGAs are more flexible and can be reprogrammed for different function...read more
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Q4. Static Timing Analysis
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Q5. Projects related (verilog)
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MCQ Questions on programming languages like C#, Java

Q1. Questions asked on Java , OOPs concept and SQL database.
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Q1. Salary discussion and behavioural questions were asked.
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Q1. Basics and advance C++ concepts
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3 rounds online, dsa, hr

Q1. Dsa on dp topic
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Q2. Dsa on dp topics
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It was online coding test consist of 2 question
One from DP and other graph

One question of DP within in 45 min time constraints

Q1. Floor value of square root of a number
Ans. 
Floor value of square root of a number is the largest integer less than or equal to the square root.
• The floor value of square root of a number can be found using mathematical functions like floor() or integer division.

• For example, the floor value of square root of 16 is 4, as sqrt(16) = 4.

• For non-perfect square numbers, the floor value of square root can be calculated using approximation methods.
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Basic Coding Problems, 3 questions

Q1. Explain B.E. project and tech stack used
Ans. 
Developed a web-based project management system using PHP and MySQL
• Designed and developed a database schema for the project

• Implemented user authentication and authorization using PHP sessions

• Used HTML, CSS, and JavaScript for the front-end

• Used AJAX for dynamic content loading

• Deployed the application on Apache web server

• Used Git for version control
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Q2. Numeric System based questions
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Q3. Puzzles solving approach
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Q1. Basic OOPS concept and their real life examples
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Q2. Puzzle solving approach
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Coding Round is conducted in HackerRank Test

Q1. What is the difference between MySQL and Postgresql.
Ans. 
MySQL is known for its speed and ease of use, while PostgreSQL is known for its advanced features and extensibility.
• MySQL is more commonly used in web applications due to its speed and simplicity.

• PostgreSQL is preferred for complex applications that require advanced features like JSON support, full-text search, and custom data types.

• MySQL has a larger market share and is owned by Oracle, while PostgreSQL is open-source...read more
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Q2. What is the principle of OOPS
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OOPS stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPS focuses on the use of classes and objects to organize code

• Encapsulation: bundling data and methods that operate on the data into a single unit (class)

• Inheritance: allows a class to inherit properties and behavior from another class

• Polymorphism: the ability for objects of differ...read more
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Q1. What is the OOPS
Ans. 
OOPS stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPS focuses on creating objects that interact with each other to solve problems

• It involves concepts like classes, objects, inheritance, polymorphism, and encapsulation

• Example: In a banking system, you can have classes like Account, Customer, and Transaction, each with their own pro
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Q2. How Will You Include CSS in HTML
Ans. 
CSS can be included in HTML using inline, internal, or external methods.
• Use inline CSS by adding the style attribute to HTML elements

• Use internal CSS by placing CSS code within <style> tags in the <head> section of the HTML document

• Use external CSS by linking an external CSS file to the HTML document using the <link> tag in the <head> section
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