Allegis Group Senior Software Engineer Interview Questions and Answers for Experienced

Q1. Related to my skills
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About the designation and management.

Coding structure using GET,PUT,POST,DELETE etc.

Q1. IBM storage replication
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Q2. Dell EMC storage
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Q1. Talked about CTC
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Q2. Talked about notice period
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Q1. How event loop works
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Event loop is a mechanism that allows for efficient handling of multiple events in a single thread.
• Event loop is used in asynchronous programming to handle non-blocking I/O operations.

• It continuously checks for events in a queue and executes their associated callbacks.

• Event loop is commonly used in JavaScript for handling browser events and Node.js for handling server requests.

• It prevents blocking of the main thread by...read more
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Q2. Polyfill of promise.all
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Q3. Polyfill of bind
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Polyfill of bind is a function that allows you to bind a specific context to a function.
• The bind polyfill can be implemented using the apply method.

• It returns a new function with the specified context bound to it.

• The polyfill can also accept additional arguments that will be passed to the original function.

• Here's an example of a bind polyfill implementation:

• ```javascript if (!Function.prototype.bind) { Function.proto...read more
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Q1. What is the windows?
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Windows is an operating system developed by Microsoft that provides a graphical user interface and multitasking capabilities.
• Windows is a widely used operating system for personal computers.

• It allows users to interact with their computer through a graphical interface.

• Windows supports multitasking, allowing multiple programs to run simultaneously.

• It provides a wide range of software applications and tools for various pu...read more
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Confidence is. The key. The questions are medium too tough

Q1. Arrays and all exceptions within coding
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Arrays are data structures used to store a collection of elements. Exceptions are errors that occur during program execution.
• Arrays can be one-dimensional or multi-dimensional

• Arrays can be of primitive data types or objects

• Exceptions can be handled using try-catch blocks

• Common exceptions include NullPointerException and ArrayIndexOutOfBoundsException
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Q2. SQL joins and aggregations and window function
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