Wipro Senior Engineer Interview Questions and Answers

Elements can be found using various methods like searching, indexing, and filtering based on specific criteria.

• 1. Linear Search: Check each element one by one until the desired element is found. Example: Finding a number in an unsorted list.

• 2. Binary Search: Efficiently find an element in a sorted array by repeatedly dividing the search interval in half. Example: Searching for a value in a sorted list.

• 3. Hashing: ...read more

driver.close() closes the current browser window, while driver.quit() closes all browser windows and ends the WebDriver session.

• driver.close() only closes the current window, leaving other windows open.

• Example: If you have multiple tabs open, driver.close() will close the tab in focus.

• driver.quit() terminates the entire WebDriver session, closing all windows.

• Example: After running tests, using driver.quit() ensure...read more

SAN (Storage Area Network) and NAS (Network Attached Storage) are both storage solutions for managing data in networks.

• SAN provides block-level storage, ideal for high-performance applications like databases.

• NAS offers file-level storage, suitable for sharing files across multiple users and devices.

• Example of SAN: Fibre Channel SAN used in enterprise data centers.

• Example of NAS: A Synology NAS used for home media ...read more

NetApp is a data management and storage solutions company, specializing in cloud data services and enterprise storage systems.

• Founded in 1992, NetApp is known for its innovative data storage solutions.

• Their flagship product, ONTAP, provides data management across on-premises and cloud environments.

• NetApp offers cloud services like Cloud Volumes ONTAP, enabling seamless data migration to the cloud.

• They focus on dat...read more

Storage classes in programming define the scope and lifetime of variables.

• Storage classes include auto, register, static, and extern.

• Auto variables are local to a block and have automatic storage duration.

• Register variables are stored in CPU registers for faster access.

• Static variables retain their value between function calls.

• Extern variables are declared outside of any function and can be accessed by multiple fi...read more

Coding output on pointers

• Pointers are variables that store memory addresses

• Dereferencing a pointer retrieves the value stored at the memory address

• Pointer arithmetic can be used to access elements of an array

• Null pointers point to no memory address

• Wild pointers point to arbitrary memory addresses