Hitachi Full Stack Developer Interview Questions and Answers

30 question of c code snippet 5 question of aptitude and 2 coding question

Q1. Storage class in c
Ans. 
Storage classes in C define the scope and lifetime of variables.
• There are 4 storage classes in C: auto, register, static, and extern.

• Auto variables are stored in memory and have local scope.

• Register variables are stored in CPU registers for faster access.

• Static variables retain their value between function calls.

• Extern variables are declared outside of any function and can be accessed by other files.
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Q2. Mutex and semaphore
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This includes data interpretation,games,paragraph based question in verbal ability and the time is 30 mins

Q1. What is linked list
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Q2. Project related
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Medium to hard dsa problem

Q1. Java basics , oops concept
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Q1. Database sql, pl sql, aws
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Q1. About company policy
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It was a written round consists of Apti, coding and Verbal, cognitive.

Q1. What is the features of Java and difference between JDK, JVM, JRE?
Ans. 
Java is a popular programming language known for its features like platform independence, object-oriented programming, and automatic memory management.
• JDK (Java Development Kit) is a software development kit used for developing Java applications. It includes JRE, compiler, debugger, and other tools.

• JVM (Java Virtual Machine) is an abstract machine that provides a runtime environment for Java bytecode to be executed. It...read more
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Q2. Cocept of Inheritance
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows for code reusability by creating a new class that is based on an existing class.

• The new class, known as the subclass or derived class, inherits attributes and methods from the parent class, known as the superclass or base class.

• Subclasses can also add new attributes or methods, o...read more
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Q3. And Many more questions related to JAVA, DSA, and React,Js
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Q1. React js related questions and Javascript
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Q1. Family Background , relocation
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Coding related to Arrays and String

Q1. Explain your project?
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My gd topic was Big data

Q1. Introduction, resume-based
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Q2. Projects and intenship
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Q3. Also study the core subjects like os
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