IVTL Infoview Technologies Engineer Interview Questions and Answers for Freshers

Q1. What is Java?
Ans. 
Java is a versatile, object-oriented programming language designed for portability across platforms.
• Object-Oriented: Supports concepts like inheritance, encapsulation, and polymorphism.

• Platform-Independent: Write once, run anywhere (WORA) due to Java Virtual Machine (JVM).

• Rich API: Offers a wide range of libraries for tasks like networking, I/O, and GUI development.

• Strongly Typed: Enforces strict type checking at compi...read more
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Q2. What are the methods to effectively use threads in programming?
Ans. 
Effective thread usage enhances performance and responsiveness in applications by enabling concurrent execution of tasks.
• Use thread pools to manage a fixed number of threads, reducing overhead. Example: Java's ExecutorService.

• Implement synchronization mechanisms (like mutexes) to prevent race conditions. Example: using 'synchronized' keyword in Java.

• Utilize concurrent data structures (like ConcurrentHashMap) to avoid l...read more
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Topics:
Python, Django, MySQL, Automation, Technical questions

Q1. Topics: Python, Django, MySQL, Automation, Technical questions
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Q2. Explain Django Architecture
Ans. 
Django follows Model-View-Controller (MVC) architectural pattern.
• Django has a high-level architecture that follows the Model-View-Controller (MVC) architectural pattern.

• The Model layer represents the database schema and business logic.

• The View layer is responsible for rendering the templates and presenting the data to the user.

• The Controller layer handles the user's input and interacts with the Model and View layers.

• Dj...read more
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Q3. Difference between XML and JSON
Ans. 
XML is a markup language while JSON is a lightweight data interchange format.
• XML uses tags to define elements while JSON uses key-value pairs.

• XML is more verbose and complex than JSON.

• JSON is easier to read and parse than XML.

• XML supports namespaces and validation while JSON does not.

• XML is widely used in web services and document exchange while JSON is preferred for data exchange between applications.
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Full c concept MCQ with IQ and Computaional Thinking

Q1. Number system convertion in c
Ans. 
Number system conversion in C involves converting numbers between different bases, such as decimal to binary or hexadecimal.
• Use functions like itoa() to convert integers to strings in different bases

• Use strtol() to convert strings to integers in different bases

• Remember to specify the base when converting numbers
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Q2. Pointers, struct, Data Structure
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Q1. Decimal to Binary Convertion
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Q2. Hexa Decimal to Binary convertion
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Q1. DevOps tools related questions
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Q2. And python programming questions
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