Hi Tech Projects Billing Engineer Interview Questions and Answers

Regular aptitude questions from R.S. Aggarwal.

Some basic Programs and logics

Q1. Interviewer asks to write programs and explain the pseudo code.
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Q1. Changing direct sentence into indirect sentence
Ans. 
Convert direct sentence to indirect sentence and provide descriptive answer.
• Change the pronouns and verb tenses to match the new subject

• Use reporting verbs like 'said', 'asked', 'told', etc.

• Add any necessary conjunctions or prepositions

• Example: Direct - She said, 'I am going to the store.' Indirect - She said that she was going to the store.'
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Time and work, simple interest

Q1. What is array,list, explain about oops concepts
Ans. 
Array and list are data structures used to store multiple values. OOPs concepts include encapsulation, inheritance, and polymorphism.
• Array is a collection of similar data types, accessed using an index. Example: int[] numbers = {1, 2, 3};

• List is a collection of objects, accessed using methods. Example: List names = new ArrayList<>();

• Encapsulation is the practice of hiding implementation details and exposing only necess...read more
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Print star and string based

Q1. Difference between ArrayList and LinkedList
Ans. 
ArrayList is implemented using resizable array while LinkedList is implemented using doubly linked list.
• ArrayList provides fast random access but slow insertion and deletion at middle. LinkedList provides fast insertion and deletion but slow random access.

• ArrayList uses less memory overhead compared to LinkedList.

• Example: ArrayList is suitable for scenarios where frequent access and less frequent insertion/deletion is ...read more
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Print the tringle pattern and write the only logic

Q1. What is your family background?
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Q2. Tell me about yourself.
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It was full on language testing
You have to repeat the words when you listen you have to record it and upload it

Q1. What you know about osi reference model
Ans. 
The OSI reference model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
• The OSI model stands for Open Systems Interconnection model

• It helps in understanding how different networking protocols work together

• Each layer has specific functions and communicates with adjacent layers

• Examples of layers include physical layer, data link layer, network layer,
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Q2. What do you know about top/ip
Ans. 
Top/IP refers to the top-level Intellectual Property in a design, typically owned by a company or individual.
• Top/IP includes key components or features that differentiate a product or design from others.

• It is often protected by patents, trademarks, or copyrights to prevent unauthorized use.

• Companies may license or sell their top/IP to generate revenue or collaborate with others.

• Examples of top/IP include unique algorit...read more
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Q1. Normal simple questions What is your dream company Where are you from Are you Willing to relallocate
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Aptitude, Reasoning and email writing.

It was GD and JAM.we have to qualify in both of them.

Q1. It was technical and HR
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General aptitude topics

Q1. Speaking and listening english
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Q1. Basic questions on network, database and few on resume technical questions
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Q1. General questions and easiest round
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