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Showing posts from November, 2025

The history of computer memory

With the introduction of the transistors in the 1950’s the world changed. Developing into what we know today as (RAM) Random Access memory or (ROM) Read only Memory. Bell Computers was the first company to build a computer using transistors in the mid 50’s. In 1970 Intel introduced DRAM (dynamic random-access memory), it can store 1024 bits which is equal to 1 kb memory. And today we have 3TB external hard drives and 128 GB USB drives, both introduced in 2010. Refer to computer symbols. The computer is made up of many components, the hard drive, the processor, and the RAM memory are only a few of them. The RAM memory is used in conjunction with your hard drive. You hard drive is also memory, but the hard drive has a much bigger capacity. Think of it like this, you at work at your desk where your RAM memory is and next door is a warehouse. You open a program or game and your processor goes to the warehouse and retrieves the data it needs, then it brings it to...

Returning back to my blog post after reading an article or watching a video

Hi and welcome back to Larry's Computer Class. Today I am just giving an update for my readers. When you click on a post and it brings you to my website for an article or a video you can simply click the back button on your browser when you are done. You will return to my blog for more post. As always I greatly appreciate everyone clicking on the follow button. It helps get my blog out to more people. Please leave a comment on your thoughts about a blog or if you have a specific computer topic you would like to read about let me know.Thank You!