iBASIS Interview Questions and Answers

Q1. Linked list and remote loop
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Q2. Design questions
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Coding test with 3 questions

Q1. Questions on Resume Basics of Core Java Java Pseudocode output One math problem on directions
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Q2. Types of synchronization?
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Types of synchronization include mutual exclusion, semaphores, monitors, and condition variables.
• Mutual exclusion: Ensures that only one thread can access a resource at a time.

• Semaphores: Used to control access to a common resource by multiple threads.

• Monitors: Combines data and procedures into a single unit to control access to shared resources.

• Condition variables: Allow threads to wait for a certain condition to be m
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Q3. Capacity of SCP?
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SCP stands for Secure, Contain, Protect. It refers to a fictional organization that secures and contains anomalous objects.
• SCP Foundation is a fictional organization in the SCP universe that secures and contains anomalous objects

• The capacity of SCP refers to the organization's ability to contain and manage these anomalous objects

• SCP Foundation has various containment facilities with different capacities to house differ
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Q4. Difference between heap and stack and how memory clean up is done?
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Heap and stack are two different memory regions in a computer's memory. Heap is used for dynamic memory allocation, while stack is used for static memory allocation.
• Heap is used for dynamic memory allocation, while stack is used for static memory allocation.

• Heap memory is allocated at runtime and can be accessed randomly, while stack memory is allocated at compile time and accessed in a last-in-first-out manner.

• Memory ...read more
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Q5. Internal working of HashMap?calculation part also
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HashMap is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values.
• HashMap uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index (collision), a linked list is used to store all key-value pairs at that index.

• To retrieve a value, the ke...read more
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Q1. MW specialist technical supporter and for project billing
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Q2. DWDM finalizing Project
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Q3. MPLS compete project
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Q4. TDD, LDT, FDD, compete
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Q5. UBR io Running project at the time
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UBR io is a project currently being implemented in the telecommunication field.
• UBR io is a project focused on improving user experience and network efficiency in telecommunication.

• It involves implementing new technologies and strategies to enhance network performance.

• Examples of UBR io initiatives include upgrading network infrastructure, optimizing data transmission protocols, and enhancing network security measures.
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Q6. There are support team for vender Team
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Q7. In this project perfect good knowledge
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First round was Aptitude test on logical reasoning
And coding problems on arrays and sql Queries

Q1. On core java oops concept File handling Collections framework And Sql on joins
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Q2. On your project
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Q1. It was director and HR round Both technical and non technical and behavioural
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Q1. SQL based basic questions
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Q1. General questions and previous experience
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Q1. What is your company background and other stuff
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Q1. General discussion on the group activitites
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Q2. Telecom background
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General Math assessment

Q1. Why choose this Role
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Q2. How long will you be in this country
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It was a combination of coding and aptitude test. The test had four section and each section had it's time limit.

Q1. The interviewer asked me question based on my resume. He also asked me question related to DBMS, OS & DSA.
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Q2. Define polymorphism.
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Polymorphism is the ability of an object to take on many forms.
• Polymorphism allows objects of different classes to be treated as if they are of the same class.

• It can be achieved through method overloading or method overriding.

• For example, a parent class Animal can have child classes like Dog, Cat, and Bird, each with their own unique implementation of the method 'makeSound'.
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Q3. Difference between SQL & NoSQL.
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SQL is a relational database management system, while NoSQL is a non-relational database management system.
• SQL databases use structured query language for defining and manipulating the data.

• NoSQL databases are schema-less and use various data models like key-value, document, columnar, or graph.

• SQL databases are suitable for complex queries and transactions.

• NoSQL databases are horizontally scalable and provide high perf...read more
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Q1. It was a managerial round.
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Q1. It asked me some situational based questions.
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