HexaCorp Software Developer Interview Questions and Answers

Q1. Sessions in MVC
Ans. 
Sessions in MVC are used to store user-specific data across multiple requests.
• Sessions are used to maintain state between HTTP requests in MVC applications.

• Session data is stored on the server and can be accessed by the client using a session ID.

• Sessions can be used to store user authentication information, shopping cart items, etc.
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Q2. Using keyword in C#
Ans. 
Keywords in C# are reserved words that have special meaning and cannot be used as identifiers.
• Keywords are predefined and cannot be changed or redefined.

• Examples of keywords in C# include 'class', 'int', 'void', 'if', 'else', 'for', 'while', etc.

• Keywords are case-sensitive.
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Q1. What is Hoisting?
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Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
• Variables and functions are hoisted to the top of their scope.

• Only declarations are hoisted, not initializations.

• Function declarations are hoisted before variable declarations.
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Q2. What is currying?
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Currying is a technique in functional programming where a function with multiple arguments is transformed into a sequence of functions, each taking a single argument.
• Currying helps in creating reusable functions and improving code readability.

• It allows partial application of functions, where some arguments are fixed and others are left to be provided later.

• Example: const add = (a) => (b) => a + b; add(2)(3) will return
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3 coding question , leetcode easy medium and mcqs

Q1. Qs related to javascript
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Q1. Why should we hire you
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1st round of online aptitude

It was 2nd round Grup discussion

Coding question on palindrome

Q1. Should possess knowledge on OS?
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Q2. Should be willing to work at night from office.
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Q1. What Os have you worked on?
Ans. 
I have worked on Windows, Linux, and macOS operating systems.
• Windows

• Linux

• macOS
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Q2. What are device drivers?
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Device drivers are software programs that allow the operating system to communicate with hardware devices.
• Device drivers act as a translator between the hardware device and the operating system.

• They provide a standardized way for the operating system to interact with different hardware devices.

• Examples include drivers for printers, graphics cards, network adapters, and USB devices.
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