Udaan Logistics MIS Executive Interview Questions and Answers

Swap two numbers with and without temporary variable

• Without temporary variable: Use addition and subtraction

• With temporary variable: Use a third variable to store the value of one of the numbers

• Example without temporary variable: a=5, b=7; a=a+b; b=a-b; a=a-b;

• Example with temporary variable: a=5, b=7; temp=a; a=b; b=temp;

Performa is a performance monitoring tool for HPE 3PAR storage arrays.

• Performa provides real-time monitoring of storage performance metrics.

• It helps identify performance bottlenecks and optimize storage performance.

• Performa can generate reports and alerts based on user-defined thresholds.

• It can also be used for capacity planning and trend analysis.

• Examples of performance metrics monitored by Performa include IOPS, late

Multithreading is the ability of a CPU to execute multiple threads concurrently, improving performance and responsiveness.

• Multithreading allows for parallel execution of tasks, utilizing multiple CPU cores.

• It enables concurrent processing, where multiple threads can execute simultaneously.

• Thread synchronization mechanisms like locks and semaphores are used to prevent data inconsistencies.

• Multithreading can be used to i...read more

Constructors are used to initialize objects while destructors are used to destroy objects.

• Constructors are called when an object is created while destructors are called when an object is destroyed.

• Constructors have the same name as the class while destructors have the same name as the class preceded by a tilde (~).

• Constructors can be overloaded while destructors cannot be overloaded.

• Constructors do not have a return ty...read more