SunTec Business Solutions Plsql Developer Interview Questions and Answers

Q1. Introduce yourself
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Q2. Python and it's concepts
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Q1. Telling about myself which is not on cv
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Q2. Salary negotiation
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Q1. What is Association and composition?
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Association and composition are two types of relationships between classes in object-oriented programming.
• Association is a relationship where two classes are related in some way, but can exist independently. For example, a teacher and a student are associated as a teacher can teach multiple students.

• Composition is a stronger form of association where one class is composed of one or more other classes. For example, a ca...read more
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Q2. What is thready safety in java ?
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Thread safety in Java refers to the ability of a piece of code to function correctly during simultaneous execution by multiple threads.
• Thread safety is important in multi-threaded environments to prevent race conditions and ensure data consistency.

• Synchronization mechanisms like synchronized blocks, locks, and atomic variables can be used to achieve thread safety.

• Example: Using synchronized keyword to ensure only one t...read more
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Q3. What is difference between runnable and callable?
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Runnable is a functional interface used for running a task, while Callable is a functional interface used for returning a result.
• Runnable does not return a result and cannot throw checked exceptions, while Callable can return a result and throw checked exceptions.

• Callable interface is a generic interface that returns a result, while Runnable interface does not return a result.

• Example: Runnable interface is commonly use...read more
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Pseudocode problems and 2 coding questions

Q1. Introduction, family background, logical question of English alphabet
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Q1. AI/ML trends, bitcoin info
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Q2. Java code for finding even number
Ans. 
Java code to find even numbers in an array
• Iterate through the array and check if each element is divisible by 2

• Use the modulus operator (%) to check for even numbers

• Store the even numbers in a separate array or print them out
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Q3. Basic questions about technologies mentioned in the resume
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Q1. Intro, family background
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Q2. HTML, CSS, JAVA, CPP code
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Q3. Logical Questions
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Q4. Speaking Communication
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Very easy coding test just like class 2 standard

Moderate
Moderate level of questions are come

Q1. About yourself? Basics coding question
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Q2. Project related question?
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Q3. Coding question?
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Q4. Technical knowledge!
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20 Question each of 20 marks for 1 hrs

Q1. Basic Question on the Fundamental of what langauge you know..and some basic of blockchain and metaverse
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Q1. Basic generic Question and bond details
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They shared an online assessment link.
It had 6 questions (4 mcq, 2 React coding question)
MCQs were related to javascript output questions.
In the react coding questions, I was asked to implement a counter using useReducer and a minor bug fixing question

Q1. Tell me about yourself?
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Q2. What are your hobbies?
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Q3. What is your current and expected salary?
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Q4. Why do you want to join our company?
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Pattern question has been provided to me

Q1. Write html code for form
Ans. 
HTML code for a basic form
• Use the <form> tag to create a form

• Include <input> tags for user input fields

• Use <button> tag for submit button
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Q2. Difference between candidate key and foreign key
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Candidate key uniquely identifies a record in a table, while foreign key establishes a relationship between two tables.
• Candidate key is a unique key that can be used to uniquely identify a record in a table.

• Foreign key is a key that establishes a relationship between two tables.

• Candidate key can be a primary key or a unique key, while foreign key references a primary key in another table.

• Example: In a 'students' table,...read more
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