#938 How does autofocus work?
How does autofocus work? Active autofocus works by calculating the distance to the object and passive autofocus works by using contrast sensors to analyze the image. How does a camera…
How does autofocus work? Active autofocus works by calculating the distance to the object and passive autofocus works by using contrast sensors to analyze the image. How does a camera…
How many servers are in a data center? It depends on the company and the type of server, but the average data center appears to have about 100,000 servers in…
What is Bitcoin? It is the original, and the most famous, digital currency. Let’s look at what Bitcoin is, why it was created, and how it works. Bitcoin was introduced…
Ron Rivest, Adi Shamir, and Leonard Adleman were the creators of the RSA encryption that we use many times, possibly hundreds of times, a day. They gave the first letters…
Do the three laws of robotics need updating? The three laws of robotics were an invention by Isaac Asimov and they were meant for a story, not to be a…
How does a TV screen display different colors? By using different intensities of red, green, and blue. These colors can be displayed with liquid crystal or with gases. All screens,…
What is flash memory? It is a type of memory that can store data without power and can erase memory in blocks. It is a type of electronically erasable programmable…
What is an algorithm? An algorithm is a set of instructions to solve a particular problem. The word algorithm came into English from French. It came into French from the…
How does Ransomware work? By infecting the computer, encrypting all the files, and then trying to sell the victim the decryption key. The first ever ransomware was created in 1989,…
How does a 3D printer work? There are four different methods of 3D printing. Fused deposition modeling, stereolithography, digital light processing, and selective laser sintering. 3D printing is becoming more…