Mr John Von Neumann in 1970 gives some idea on Computer Architecture. •CU > Input Device > Output Device •ALU •Primary Unit •Secondary Storage •CU > Control Unit > Arithmetic & Logic Unit Input Device The most common input devices are the keyboard, mouse, and touch screen. There are more input devices, like microphones to capture […]
WHAT IS URL?
•A URL (uniform resource locator or identifier) is address of a resource on the World Wide Web and the protocol used to access it. •It is used to indicate the location of a web resource to access the web pages. •For example, to visit the google website, we will go to the URL www.google.com, which […]
How to find computer IP address?
What is an IP Address ? •IP Address stands for Internet Protocol. •It is a part of the Transmission Control Protocol (TCP). •An IP address is the network address of the devices that are connected to a computer system. •It is a 32-bit number ranging from 0 to 255. •An IP address has two versions known as IPv4 (Internet Protocol version 4) and IPv6 (Internet […]
What is Websites?
Website •Website is a collection of related web pages that may contain text, images, audio, and video, etc. •The first page of a website is called a home page. •Each website has a specific internet address (URL) that we enter in browser to access a website. •A website is hosted on one or more servers […]
From Ancient Civilizations to Robot (Part 4)
Hero of Alexandria (lived c. 62 CE) He was a mathematician and engineer of Egypt, then a part of the Roman Empire. He wrote many books on math, mechanics and logic which are still studied today. Mechanical novelties such as singing birds and puppets were his invention then. And other side he built a fire […]
From Ancient Civilizations to Robot (Part 3)
Archimedes of Syracuse (287-212 BCE) King Hieron II of Syracuse had a crown of pure gold but he was not sure and so suspected that crown was made by mixing some silver with gold. King then asked Archimedes to discover the truth. It was very tough in those days. But what happened one day while […]
Computer was hacked?
•What hackers really do into our device? •They can take all from our device and then disappear. •Spyware (malicious software that enters a user’s computer, gathers data from the device and user, and sends it to third parties without their consent), odd advertisements and even a bank account or stolen identity. •Cyber-criminals(people who use the […]
LaserJet Pro MFP M125, M126, M127, M128
Select a Connection method and prepare for software Installation USB Connection directly between the printer and the Computer Use an A- to-B type USB cable Windows Note: During software installation, select the option to Directly connect this computer using a USB cable. Mac : Wired (Ethernet) network connect (optional) Use a standard network cable. Note: […]
System Diagnostic Tools
•Diagnostic tools are instruments or techniques used to identify problems or faults in a system, process or device. •It is used to assess the status, performance and health of a system or component and to diagnose and troubleshoot issues. •It may be software programs, hardware devices, sensors, etc. •It analyses data, measure parameters, monitor performance […]
How Does A Computer Work?
•When we as a person use a computer system first time, often a curiosity develops in the mind that how this machine works actually? •How it understands my words? •How produce results very soon? •And this curiosity brings many questions in our mind only because we are not having knowledge about the Computer background. •Today […]