C++ | MCQs

Explanation

Explanation

DBMS Keys: 

Primary Key: A primary is a column or set of columns in a table that uniquely identifies tuples (rows) in that table.

Super Key: A superkey is a set of one or more columns (attributes) to uniquely identify rows in a table.

Candidate Key: A super key with no redundant attribute is known as a candidate key

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ND03-12-2022

Explanation

GPU a chip dedicated to performing 3D calculations.

Explanation

The keyboard shortcut Ctrl+F2 is used to display the print preview area in Excel, Word, and PowerPoint: 

Excel: Displays the print preview area on the Print tab in the Backstage view 

Word: Displays the print preview 

PowerPoint: Displays the print options 

Explanation

Ctrl+G

shortcut key used for the Find and Replace Dialog box

Explanation

Microsoft Word, Ctrl+E is a shortcut for aligning text to the center of a line or paragraph.

Explanation

Crtl+Enter: 

shortcut key used for Page break

Explanation

The Ctrl + 4 shortcut key has different uses depending on the application:

• In Microsoft Excel:

It applies strikethrough formatting to the selected cells or text.

Explanation

The Ctrl + E shortcut key serves different functions depending on the application you're using:

• In Microsoft Word/Excel and other text editors:

It aligns the text to the center of the document.

• In web browsers (Google Chrome, Microsoft Edge, etc.):

It moves the cursor to the address bar, allowing you to quickly type a new URL or search query.

• In File Explorer (Windows):

It opens the search bar to quickly find files or folders.

Explanation

The Ctrl+Enter+V shortcut is typically not a standard combination in most applications.

However

Ctrl+V is a keyboard shortcut used to paste information into a computer document.

It works by copying the data that has been highlighted and then pasting it into the document