general knowledge Online Quiz - 4944

The four religions that originated in India - Hinduism (15% of world population), Buddhism (7%), Jainism (<0.1%), and Sikhism (~0.4%) - collectively account for approximately 25% of the world's population when adherents worldwide are counted, not just practitioners in India.

The Place Value System and Decimal System, fundamental concepts in mathematics, were developed in India around 100 B.C. These systems, including the concept of zero, were later transmitted to the Arab world and eventually to Europe, revolutionizing mathematical notation and calculation.

Sushruta, an ancient Indian physician (circa 6th century BCE), is regarded as the Father of Surgery for his pioneering contributions to surgical science documented in the Sushruta Samhita. His work describes over 300 surgical procedures and 120 surgical instruments, including rhinoplasty and cataract surgery.

The .doc extension is the traditional file format for Microsoft Word documents (versions 97-2003). This binary format was the standard for Word files before the introduction of the XML-based .docx format in Office 2007.

The .docx extension is the default file format for Microsoft Word 2007 and later versions. This XML-based format replaced the older .doc binary format, offering better compatibility, smaller file sizes, and improved data recovery capabilities.

The .xls extension is the traditional file format for Microsoft Excel spreadsheets (versions 97-2003). This binary format was the standard for Excel files before the introduction of the XML-based .xlsx format in Office 2007. Not to be confused with .xlsx which is the modern format.

The .ppt extension is the traditional file format for Microsoft PowerPoint presentations (versions 97-2003). This binary format was replaced by .pptx in Office 2007, but .ppt remains a recognizable extension for PowerPoint files. Note: Option C has a slight typo with .ppt instead of just .ppt, but it's clearly intended to be the correct answer.

F11 is the keyboard shortcut in Excel that creates a default chart on a new sheet using the selected data. Pressing F11 instantly generates a chart based on the current data selection, making it a quick way to visualize data.

F12 is the universal keyboard shortcut for the Save As command in Microsoft Office applications (Word, Excel, PowerPoint, etc.). This shortcut opens the Save As dialog box, allowing you to save a file with a new name, location, or file format.

The ABS function in Excel returns the absolute value of a number - its value without regard to its sign. For example, ABS(-5) = 5 and ABS(5) = 5. This function is commonly used when you need to work with the magnitude of numbers while ignoring whether they are positive or negative.

The COMBIN function in Excel and Google Sheets calculates the number of possible combinations (groups) that can be formed from a given number of items, where order doesn't matter. It takes two arguments: number of items and number chosen. For example, COMBIN(5,2) returns 10, meaning there are 10 ways to choose 2 items from 5.

The F4 key in Excel repeats the last action or command you performed. This is useful when you need to apply the same formatting, insertion, or other operation multiple times without redoing all the steps. For example, after inserting a row, pressing F4 will insert another row.

The CLEAN function in Excel removes all non-printable characters from text. These are invisible control characters that can cause problems when importing or exporting data, or when processing text. CLEAN is commonly used to clean up data copied from other applications or systems.

XCD is the ISO currency code for the East Caribbean Dollar, which is used by several countries in the Eastern Caribbean region including Anguilla, Antigua and Barbuda, Dominica, Grenada, and others. The other options list different countries with their respective currencies.

BIF is the ISO currency code for the Burundi Franc, which is the official currency of Burundi, a country in East Africa. The other options list currency codes for different countries: Jersey (JEP), Denmark (DKK), and Libya (LYD).

CHF is the ISO currency code for the Swiss Franc, which is the official currency of Switzerland. The CH comes from Confoederatio Helvetica, the Latin name for Switzerland. The other options list incorrect country-currency pairs.

INR is the ISO currency code for the Indian Rupee, which is the official currency of India. The symbol is Rs. The other options list currency codes for Afghanistan (AFN), Andorra (EUR), and Angola (AOA).

KYD is the ISO currency code for the Cayman Islands Dollar, which is the official currency of the Cayman Islands, a British Overseas Territory in the Caribbean. The Cayman Islands Dollar is pegged to the US Dollar.

Douglas Engelbart invented the computer mouse in 1964 while working at the Stanford Research Institute. He demonstrated it in 1968 in what became known as The Mother of All Demos. The other options are not associated with the mouse's invention.