Cognizant Program Analyst Interview Questions, Process, and Tips

For loop is used for iterating over a sequence while while loop is used for executing a block of code repeatedly.

• For loop is used when the number of iterations is known beforehand

• While loop is used when the number of iterations is not known beforehand

• For loop is faster than while loop for iterating over a sequence

• While loop is useful for creating an infinite loop until a certain condition is met

Array, LinkedList, and ArrayList are data structures used to store and manipulate collections of elements.

• Arrays are fixed in size and can only store elements of the same data type.

• LinkedLists are dynamic in size and can store elements of different data types.

• ArrayLists are dynamic in size and can only store elements of the same data type.

• Arrays have faster access time for elements, while LinkedLists have faster insert...read more

Storage account types refer to the different types of storage accounts available in cloud computing.

• There are four types of storage accounts in Azure: General-purpose v1, General-purpose v2, Blob storage, and Premium Block Blob storage.

• General-purpose v1 and v2 accounts are used for storing files, queues, tables, and blobs.

• Blob storage accounts are used for storing unstructured data like images, videos, and audio files...read more

The port numbers for Windows and Linux VMs depend on the specific application or service being used.

• Port numbers can vary depending on the specific application or service being used on the VMs.

• Common port numbers for Windows VMs include 3389 for Remote Desktop Protocol and 445 for SMB file sharing.

• Common port numbers for Linux VMs include 22 for SSH and 80 for HTTP.

• It is important to ensure that the necessary ports are...read more