Explanation

• Application software is designed to perform specific tasks, like creating spreadsheets or editing images.
• Examples include Microsoft Excel, Adobe Photoshop, and Google Docs.

Last verified on 15-02-2026

Explanation

• A physical component of a computer is called hardware.
• Printers are tangible devices connected to a computer to perform tasks like printing documents.

Additional information:

• MS Word: Software – program for document editing.
• Windows: Software – operating system.

Last verified on 15-02-2026

Explanation

• Spell Check: Checks spelling & grammar errors; suggests corrections (F7 or Editor tool).

Additional information:

• Track Changes: Marks edits made in a document.
• Thesaurus: Provides synonyms and antonyms.
• Word Count: Counts words, characters, and pages.

Last verified on 15-02-2026

Explanation

With your document open, select the "References" tab on the ribbon, then select "Table of contents.

Last updated 15-feb-2026

Explanation

• Next Sheet: Ctrl + Page Down
• Previous Sheet: Ctrl + Page Up

Last updated 15-feb-2026

Explanation

An Excel workbook is a collection of worksheets 

It can also contain charts, macros, and other data

A workbook is the Excel file itself, typically with an .xlsx extension.

Contents: It holds one or more worksheets (grid-based spreadsheets).

Last updated 15-feb-2026

Explanation

An MS Excel sheet (or worksheet) consists of rows and columns that intersect to form cells

• Cells: The basic unit of an Excel sheet, where data is entered. 
• Rows: Horizontal lines that run across the sheet, numbered sequentially. 
• Columns: Vertical lines that run down the sheet, identified by alphabetical letters. 
• Workbook: A collection of one or more worksheets within a single Excel file. 

Last updated 15-feb-2026

Explanation

A Pivot Table is a powerful data summarization and analysis tool primarily associated with Microsoft Excel 

A pivot table allows you to extract the significance from a large, detailed data set.

Last updated 15-feb-2026

Explanation

Distributed Ledger Technology (DLT) is a system where transactions are recorded across multiple computers (nodes) in a network.

It ensures transparency, security, and immutability.

Blockchain is a type of DLT where transactions are grouped in blocks linked in a china

Last updated 15-feb-2026

Explanation

IMSUM() function in Excel is used to add two or more complex numbers.

Syntax:

IMSUM(number1, [number2], …)

Example:

=IMSUM("3+4i","1+2i")→"4+6i"

It handles complex numbers in the form a+bi or a+bj in Excel.

Last updated 15-feb-2026