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The card reader is used as an intermediary to allow the data in the memory card to be exchanged with the computer, for example, the mobile phone memory card can be placed in the card reader and then transferred to the computer ** song or something. The U disk is a separate firmware, which is small in size and easy to carry, and now with the improvement of technology, the capacity can also reach a few GB, almost replacing the floppy disk in the early stage of computer development. USB flash drives are used to store data, but it can be used as an intermediary for data transfer between computers without an internet connection.
For example, if your computer cannot be connected to the Internet (including the fact that you have not pulled the network cable and the virus in your computer cannot be connected to the Internet normally), then you can take the USB flash drive to the Internet café to copy the data or software you need.
Today's USB flash drives are multi-functional, and even boot the system after being set up.
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To put it simply, the USB flash drive is used to store things, and the card reader is used to read the things stored in the card, which is just an intermediate part of a person. And the USB flash drive is a storage component.
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A card reader is used to read a memory card, and a USB flash drive is a portable removable storage device.
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The USB flash drive is for files. For example, you ask for documents at work. It can be placed in a USB flash drive. Then go to work. Find a computer. Get it out.
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The U disk is mainly very convenient to carry around.
For example, one of your files is saved on a USB stick.
You can open your files somewhere else as well.
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with a card reader.
Most of them are not able to connect the card directly to the computer.
For example, the memory card of a mobile phone.
He needs to be attached to the card reader.
to be able to connect with the computer.
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Storing stuff and so on.
It's easy to take with you.
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The card reader is not a USB stick. However, adding a memory card to the card reader can be used as a USB flash drive.
1. Different definitions: A card reader is a kind of card reading device, which needs to be used with inserting matching memory cards (storage media), including our common SD cards, TF cards, CF cards, etc. It can be simply understood that the card reader is the bridge between the memory card and the computer device, and is responsible for the transfer and docking of the two.
The U disk is called flash disk, which is an integration of flash memory media and data interface, and the storage medium does not support assembly and disassembly.
3. The appearance is different. The USB flash drive is a card reader that inserts a memory card, and from the point of view of appearance, the USB flash drive is encapsulated, and there is no place where the card can be inserted. While the card reader has a card position, the multi-function card reader has multiple card positions and can insert different types of memory cards.
The mobile device burned out, and formatting it is useless, so let's replace it.
In fact, the main thing is to replenish, kidney, nourishment, hair, walnut to supplement the brain, black sesame, walnut and so on are very nutritious a variety of perennial herbs, the domestic edible history has been more than 2000 years, known as "to intestinal sand", is recognized in the world as a self-cultivation food. It's also okay**,**, my sister always couldn't find a partner on a blind date before, but her figure didn't match her face, her waist was thicker than me, and she had been drinking this for more than two months, and now she was very plump, and the boys who rejected him before came back to her.
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