# scrolling key

> computer key used for navigation (page up/down, home, end)

**Wikidata**: [Q101636732](https://www.wikidata.org/wiki/Q101636732)  
**Source**: https://4ort.xyz/entity/scrolling-key

## Summary
A scrolling key is a computer key used primarily for navigation within documents or interfaces. This category encompasses specific keys—such as Page Up, Page Down, Home, and End—that facilitate moving the text cursor or scrolling through content.

## Key Facts
*   **Classification:** It is a subclass of "computer key" (a physical button on a keyboard).
*   **Function:** Its primary uses are moving the text cursor and scrolling.
*   **Components:** The entity includes the Page Up, Page Down, home key, and end key as its constituent parts.
*   **Definition:** Defined in knowledge graphs as a key used for navigation (specifically page up/down, home, end).
*   **Google Knowledge Graph ID:** /g/11bc6v7_07.
*   **Wikipedia Presence:** It has a sitelink count of 1, appearing in the French language Wikipedia ("fr").
*   **Related Entities:** It is directly related to the "end key" and the broader classes of "Page Up and Page Down keys."

## FAQs
### Q: What specific keys are included under the scrolling key classification?
A: The scrolling key classification comprises the Page Up, Page Down, home key, and end key. These keys are grouped together based on their shared function of navigation.

### Q: What is the primary function of a scrolling key?
A: The primary function is navigation, specifically moving the text cursor and scrolling through pages or documents.

### Q: Is the scrolling key a single physical button?
A: While defined as a subclass of a "computer key" (a physical button), the term acts as a grouping label for a set of keys—including Page Up and Page Down—rather than a single specific button labeled "scrolling key."

## Why It Matters
The scrolling key classification is significant because it categorizes the essential input methods used for non-linear navigation in computing. By grouping distinct keys like Page Up, Page Down, Home, and End, this entity defines the specific hardware tools users rely on to traverse large documents, jump to the beginning or end of pages, and reposition the text cursor without using a mouse. This functionality is fundamental to efficient text editing and interface management, distinguishing these dedicated navigation tools from standard character input keys. In the context of knowledge organization, it provides a necessary parent class for these specific keys within ontology structures like Wikidata.

## Notable For
*   Grouping the primary navigation keys (Home, End, Page Up, Page Down) into a single category.
*   Being defined by its utility in moving the text cursor and scrolling, distinct from typing or command execution.
*   Possessing a specific identifier within the Google Knowledge Graph (/g/11bc6v7_07).
*   Serving as a subclass of the broad "computer key" entity while containing specific navigation keys as parts.

## Body
### Classification and Definition
The "scrolling key" is defined within knowledge structures as a specific type of **computer key** intended for **navigation**. It is classified as a subclass of a physical button on a computer keyboard. Its definition is distinct from character keys, focusing entirely on the mechanics of moving through digital content.

### Constituent Parts
The entity is structurally defined by the specific keys it comprises. According to structured property data, the **scrolling key** has the following parts:
*   **Page Up**
*   **Page Down**
*   **home key**
*   **end key**

This grouping aligns with the raw description of the entity as a key used for "page up/down, home, end."

### Technical Utility
The technical application of the scrolling key is twofold, based on its structured property values:
1.  **Scrolling:** Moving the view of a document or page vertically or horizontally.
2.  **Moving the Text Cursor:** Repositioning the insertion point within a text field, often accompanied by the qualifier property P12913 (text cursor).

### Knowledge Graph Data
*   **Wikidata Description:** "computer key used for navigation (page up/down, home, end)"
*   **Sitelink Count:** 1
*   **Language Availability:** French (fr)
*   **Google Knowledge Graph ID:** /g/11bc6v7_07