TecTree Interview Questions and Answers

It contains basic questions of C language and SQL

Q1. Print a Hollow pyramid Using JAVA language
Ans. 
Print a hollow pyramid using Java language.
• Use nested loops to iterate through the rows and columns of the pyramid.

• Determine the number of rows based on the desired height of the pyramid.

• Print spaces for the empty areas and asterisks for the pyramid structure.

• Adjust the number of spaces and asterisks based on the current row and column.

• Consider the symmetry of the pyramid to determine the number of spaces and asterisks...read more
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Q2. Program to Separate Vowels and Consonants from a String
Ans. 
A program to separate vowels and consonants from a string.
• Create two empty strings for vowels and consonants

• Loop through each character in the input string

• Check if the character is a vowel or consonant

• Append the character to the respective string

• Return the two strings
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Q3. Theoretical Questions based on OOPS concepts
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Q4. Questions based on DBMS and SQL
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Q1. Program on Hierarchical Inheritance
Ans. 
Hierarchical Inheritance is a type of inheritance where multiple derived classes inherit from a single base class.
• It allows for the creation of a class hierarchy with multiple levels of inheritance.

• The derived classes inherit all the properties and methods of the base class.

• Each derived class can add its own unique properties and methods.

• Example: A class Animal is the base class, and classes Dog, Cat, and Bird are deri...read more
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Q2. Advance Level Star Pattern
Ans. 
Advance level star pattern involves complex designs and shapes created using stars.
• The pattern can be created using nested loops and conditional statements

• Different shapes can be created by manipulating the loop conditions

• Examples include diamond pattern, pyramid pattern, and hollow square pattern
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Q3. Medium Level Question on Array
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Q4. Questions Related to Projects
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Q5. Questions related to OOPS and SQL
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Q6. Questions related to Everything written in CV
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