Computers need not only CPU, but also memory, external memory, peripherals and so on.

Many laymen confuse memory with external memory. How much memory is there? How can it be 64g? It's too little. At least 256g. Well, what the hell is running memory?

The memory in the computer means running memory. It is the place where the data is temporarily stored when the CPU of the computer is performing various operations. In this way, the CPU can be used faster than the external memory.

As for external memory, it has also experienced many changes. At first, it used magnetic drum, then magnetic tape, and now it has developed to floppy disk.

In comparison, once the memory is powered off, there is no data, while the external memory can still be stored for many years.

Later, hard disk, optical disk, solid-state hard disk, etc. the capacity is getting larger and faster.

In this era, floppy disks are already the most advanced, and they are still large floppy disks.

The world's first 5.25-inch floppy drive was developed by Shugart associates for IBM mainframe in 1976. It was later used in IBM's early PCs. It was not until 1980 that Sony introduced a 3.5-inch disk. Since the early 1990s, 3.5-inch, 1.44MB floppy disk has been used as the standard data transmission mode of PC.

Therefore, the current floppy drive mainly uses a 5.25-inch floppy drive, and it is a high-density floppy drive, also known as a 5.25-inch 1.2m floppy drive.

In the Han Dynasty, computers have not been popularized. Even in the capital, there is only one large electronic city to sell this kind of floppy disk. Therefore, Xiang Jing went back and forth for more than an hour.

When Xiang Jing came back, he saw that the scholar was communicating with Ni Gong and Zhang Gong. Moreover, the three people were actually communicating in Eagle language. Speaking of professional terms, the scholar was also so fluent.

Whatever, as long as you can fool them.

Then Xiang Jing went to the inner room and saw Qin Guan lying in bed, comfortably reading an idle book.

When Xiang Jing came in, it was actually a Tao Te Ching!

If someone outside comes in, let's see how you explain!

"OK, here's the floppy disk," Xiang Jing said.

"Well, put the floppy disk into my computer and I'll start outputting," Qin Guan said to Xiang Jing as he lay down.

It's a little loud. It's estimated that people outside can hear it.

Then Qin Guan entered the system.

This time, go straight to Intel headquarters!

As a high-tech company, will Intel use drawings to design? Just like the old Wang I saw, in order to design my 4KB memory, lay such a large piece of paper on the ground?

Certainly not. All their design materials must be stored. In this era, although the hard disk has been invented, the storage capacity of the hard disk is still quite low. 571mb hard disk will appear later this year. At the same time, as a backup of data, in this era, floppy disk must be the most appropriate way to backup data.

Qin Guan guessed like this. Then he pressed the selection button to lock his needs in the selection of weapon data cemetery system.

Intel Corporation is a civilian CPU company. Is their data also weapons data?

Of course!

The army also needs to use computers. In addition to those military notebooks that need to be reinforced, the army also has a large number of civilian computers for various operations. At the same time, civilian chips are directly used in some weapons.

Yes, that's right. When eagle's male cat fighter was improving its radar, it used 8086 chip as its processor.

Therefore, these materials are also in the weapons cemetery!

Qin Guan carefully walked into Intel's data storage site. Before he began to toss, there was a familiar voice behind him: "honey, every time you come in, the place is different, so I have to look for you back and forth."

Qin Guan slowly turned around and looked at Lisa: "sister, I found a book for you."

After that, Qin Guan had another book in his hand, which was the Tao Te Ching he was just reading.

"Now, my brother has given you a task. Recite this book for me. Next time I come in, I'll check it," Qin Guan said.

Hearing Qin Guan's words, Lisa was very curious. It seemed to sound very interesting.

"OK, I will." Lisa solemnly took the book. "I will recite it before you come next time."

Qin Guan has thought of a good way to save himself from being just like a thief every time he comes in. This is the inspiration he got from last time, that is, to find something for Lisa.

What are you looking for?

Of course, it's for her to endorse. The culture of the Han Dynasty has lasted for 5000 years. Lisa can recite so many cultural treasures. In this way, can't she relax?

Sure enough, after receiving the book, Lisa immediately opened the book and planned to start reciting it.

Qin Guan was about to breathe a sigh of relief when suddenly another voice came.

"Brother, if I recite this book, what reward will you give me?"

"What? And a reward?"

"Shall I give you a sugar?"

"No, I want your kiss."

Qin Guan suddenly got his head big again.

"Next time, I'll look for something now." Qin Guan said and began to search carefully.

In the data cemetery in 2020, Intel's 80286 chip design data is definitely an antique. After all, its performance is not as good as the processor in the master machine of later generations. Fortunately, the data management of this large company is also quite in place.

Finally, after three hours of searching, Qin Guan found a pile of floppy disks wrapped in a large envelope, 80286 detailed design data!

OK, it's you. The exchange begins!

In front of Qin Guan, some suspension frames appeared in the air. Qin Guan quickly pressed each button. At this time, Lisa Lang Lang's reading voice came from behind: "Tao can be Tao, very Tao; name can be name, very name. Nameless, the beginning of all things, famous, the mother of all things..."

Great, you can continue to study morality. It's not good to know that men who have been married are single-minded and interfere in other people's marriage.

Exchange start!

Strange scenes suddenly appeared in the space. In the past, different exchanges had different scenes. The exchange of weapons seemed to be a sudden crack in time and space, replacing the weapons as a whole, and the exchange of data was like pages of paper flying. Now, the exchange of floppy disks seemed to see countless 0 and 1 in the air, forming a long dragon, Flying towards the sky.

These are the most valuable information!

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