Synamedia Associate Technical Engineer Interview Questions and Answers

Mathematical mcq and coding questions on DSA

Q1. Complete technical questions , on C , C++ , Java , HTML , project based questions , puzzles
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Q2. Interchange 2 variable values , without using temporary variable
Ans. 
To interchange 2 variable values without using a temporary variable, you can use arithmetic operations.
• Use addition and subtraction to swap values without a temporary variable.

• Example: If a = 5 and b = 10, you can swap them using a = a + b and b = a - b.

• Make sure to handle potential overflow or underflow when swapping values.
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Q3. What is the use of static
Ans. 
Static is used to declare variables or methods that belong to the class rather than instances of the class.
• Static variables are shared among all instances of a class.

• Static methods can be called without creating an instance of the class.

• Static keyword is used in Java, C++, and other programming languages.

• Example: static int count = 0; // static variable
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