VLWebTech Interview Questions and Answers

Excel sheet is used for organizing and analyzing data in a tabular format.

• Excel sheets are commonly used for data entry, calculations, and data analysis.

• They provide a structured way to store and manipulate large amounts of data.

• Excel formulas and functions can be used to perform calculations and automate tasks.

• Charts and graphs can be created to visualize data trends.

• Excel sheets can be shared and collaborated on with...read more

Excel is a spreadsheet program used for data analysis and organization.

• Excel is a software application developed by Microsoft.

• It is used for creating, editing, and analyzing data in a tabular format.

• Excel uses formulas to perform calculations and manipulate data.

• Formulas in Excel start with an equal sign (=) and can include functions, operators, and cell references.

• Some commonly used Excel formulas include SUM, AVERAGE...read more

To show duplicates, compare elements in an array and identify any that occur more than once.

• Iterate through the array and compare each element with the rest

• Use a hash table or set to keep track of seen elements

• If an element is already in the hash table, it is a duplicate