IBM Software Developer Interview Questions, Process, and Tips

Reverse the string in a java

Q1. Multithread example
Ans. 
Multithreading allows multiple threads to run concurrently, improving performance and responsiveness.
• Multithreading is used to execute multiple tasks simultaneously.

• Threads share the same memory space, allowing for efficient communication and data sharing.

• Example: A web server handling multiple client requests concurrently using separate threads.
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Q2. Method overloading vs method overriding
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Method overloading is having multiple methods in the same class with the same name but different parameters, while method overriding is redefining a method in a subclass with the same name and parameters as in the superclass.
• Method overloading allows a class to have multiple methods with the same name but different parameters.

• Method overriding involves redefining a method in a subclass that has the same name and parame...read more
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Q1. Private and public cloud
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Q2. Waterfall model in software development life cycle
Ans. 
Waterfall model is a linear sequential approach to software development.
• It follows a sequential flow from requirements gathering to testing and maintenance.

• Each phase must be completed before moving on to the next.

• Changes are difficult to implement once a phase is completed.

• Suitable for projects with well-defined requirements and stable technology.

• Examples include building a bridge or a physical product.
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Q3. Unit testing , black box testing , white box testing
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Q1. Questions based on my current role and resume
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Q1. Questions based on the job role they were offering mainly
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General discussion about project and responsibilities

Q1. Package discussion and negotiation
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C o m p u t e r

Q1. I M M M M K M b G H H H Bhbb
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Q2. Ud kg if if if ju hhh
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Moderate level of coding in C++

Q1. Backgroud check on technical skills
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Q1. After resume shortlist and other pre requisite technical background check, there was a 1st technical round to know about the concepts and area of past experience/work.
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Q1. After clearing 1st technical round...there will be 2nd technical round on project specific technology.
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Q1. For lateral hire, a round of one-to-one is there with manager about project requirements and other pre-joine things to be completed. Then based on these discussion offer letter will be released soon and on...read more
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