What handles can you not hold in your hand? Little squares at the edges and corners of a selected graphic on your screen. You can move a handle with your mouse pointer to resize or reshape the graphic. What do they call the suit that cleanroom technicians must wear while making computer chips?
Contents
What 4 components all computers have in common?
A computer has four main components: the central processing unit or CPU, the primary memory, input units and output units. A system bus connects all four components, passing and relaying information among them.
What are the common things in all computers?
Whether it’s a gaming system or a home PC, the five main components that make up a typical, present-day computer include:
- A motherboard.
- A Central Processing Unit (CPU)
- A Graphics Processing Unit (GPU), also known as a video card.
- Random Access Memory (RAM), also known as volatile memory.
What is a handshake computer scavenger hunt?
What is handshaking? Establishing a connection with another computer or device.
Who created the second computer?
As commercial interest in computer technology intensified during the late 1950s and 1960s, the second generation of computer technology was introduced—based not on vacuum tubes but on transistors . John Bardeen (1908–1991), William B. Shockley (1910–1989), and Walter H.
What are 3 input devices for a computer?
Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones.
What does CPU stand for?
Central Processing Unit
CPU (Central Processing Unit) The component of a computer system that controls the interpretation and execution of instructions. The CPU of a PC consists of a single microprocessor, while the CPU of a more powerful mainframe consists of multiple processing devices, and in some cases, hundreds of them.
Who started Apple?
AppleApple Computers, Inc. was founded on April 1, 1976, by college dropouts Steve Jobs and Steve Wozniak, who brought to the new company a vision of changing the way people viewed computers. Jobs and Wozniak wanted to make computers small enough for people to have them in their homes or offices.
What are the 15 parts of computer?
Here are the components and peripherals necessary to assemble a basic modern PC system:
- Motherboard.
- Processor.
- Memory (RAM)
- Case/chassis.
- Power supply.
- Floppy drive.
- Hard disk.
- CD-ROM, CD-RW, or DVD-ROM drive.
What kind of handles can you not hold?
What handles can you not hold in your hand? Little squares at the edges and corners of a selected graphic on your screen. You can move a handle with your mouse pointer to resize or reshape the graphic. What do they call the suit that cleanroom technicians must wear while making computer chips?
What is Arpanet called today?
The National Science Foundation Network replaced ARPANET as the backbone of the internet in 1986. Commercial and other network providers also began operating during this time. ARPANET was shut down in 1989. It was finally decommissioned in 1990.
What is a handshake in computer terms?
In computing, a handshake is a signal between two devices or programs, used to, e.g., authenticate, coordinate. An example is the handshaking between a hypervisor and an application in a guest virtual machine.Signals are usually exchanged between two devices to establish a communication link.
Who invented Internet?
Computer scientists Vinton Cerf and Bob Kahn are credited with inventing the Internet communication protocols we use today and the system referred to as the Internet.
What is the first laptop?
Osborne 1
The Osborne 1 was accepted as the first true mobile computer (laptop, notebook) by most historians. Adam Osborne, an ex-book publisher founded Osborne Computer and formed the Osborne 1 in 1981. This was a mobile computer (laptop, notebook) that weighed close to 11kgs and a cost of $1795.
Who invented mouse?
Development of the mouse began in the early 1960s by SRI’s Douglas Engelbart, while he was exploring the interactions between humans and computers. Bill English, then the chief engineer at SRI, built the first computer mouse prototype in 1964. Designs with multiple buttons soon followed.
What are the 20 input device?
Computer – Input Devices
- Keyboard.
- Mouse.
- Joy Stick.
- Light pen.
- Track Ball.
- Scanner.
- Graphic Tablet.
- Microphone.
What is a mouse and what does it do?
The mouse is a small, movable device that lets you control a range of things on a computer. Most types of mouse have two buttons, and some will have a wheel in between the buttons. Most types of mouse connect to the computer with a cable, and use the computer’s power to work.
What are 5 output devices for a computer?
What are the different output devices?
- Monitor.
- Printer.
- Headphones.
- Computer Speakers.
- Projector.
- GPS.
- Sound card.
- Video card.
What does WWW stand for?
World Wide Web
What does VGA stand for?
Video Graphics Array
(Video Graphics Array) VGA is an analog interface between a PC and monitor that was widely used prior to DVI, HDMI and DisplayPort.
Which is the fastest memory?
- Fastest memory is cache memory.
- Registers are temporary memory units that store data and are located in the processor, instead of in RAM, so data can be accessed and stored faster.