Digital Diary: 2023: B

 14/03/2023 

Why is memory cache used?

Memory cache: This is a small portion of main memory (RAM) set aside as a temporary storage area for frequently accessed data. Memory caching helps to improve the performance of applications by reducing the time it takes to access data from slower storage media like hard disk drives or networks. 

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ICT MCQ ... https://www.ictmcq.com/mcq-answer/check-quiz-answer.php 

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USB Standards: USB 1, USB 2, USB 3, USB 4 - capabilities & comparisons ..... https://www.electronics-notes.com/articles/connectivity/usb-universal-serial-bus/standards.php 

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What is cache memory and where is it stored?

A temporary storage of memory, cache makes data retrieving easier and more efficient. It is the fastest memory in a computer, and is typically integrated onto the motherboard and directly embedded in the processor or main random access memory (RAM) ...

https://www.techopedia.com/definition/6307/cache-memory 

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What is cache memory example?

Caches are used to store temporary files, using hardware and software components. An example of a hardware cache is a CPU cache. This is a small chunk of memory on the computer's processor used to store basic computer instructions that were recently used or are frequently used. 

https://www.techtarget.com/searchstorage/definition/cache#: 

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Is it safe to delete cache files?

Clearing unused cache files on Android is a decent way to free up space temporarily and comes in handy when troubleshooting app issues. But it's not something you should do often, or through unreliable third-party apps. Use it only as a specific tool when needed for device performance. 

https://www.makeuseof.com/tag/clear-cache-android/#:~:text=Clearing%20unused%20cache%20files%20on,when%20needed%20for%20device%20performance.

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Also regarding data transfer, the USB 2.0 and older models are only capable of processing data in a single direction at a time, but newer 3.0 and 3.1 models allow for data transfer in both directions. 

https://www.everyusb.com/difference-usb-1-2-3-generations# 

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