What is state in coding?

What is state in coding?

From Wikipedia, the free encyclopedia. In information technology and computer science, a system is described as stateful if it is designed to remember preceding events or user interactions; the remembered information is called the state of the system.

What does it mean input?

(Entry 1 of 2) 1 : something that is put in: such as. a : advice, opinion, comment. b : information fed into a data processing system or computer.

What is input and example?

The definition of input is something entered into a machine or other system, the act of entering data or other information, or input can also describe giving one’s help, advice or thoughts. An example of input is the text you type into your computer. An example of input is when data is typed into the computer.

What is another name for input?

What is another word for input?

What is input and output?

An input device is something you connect to a computer that sends information into the computer. An output device is something you connect to a computer that has information sent to it.

What are the 10 input devices?

Computer – Input Devices

• Keyboard.
• Mouse.
• Joy Stick.
• Light pen.
• Track Ball.
• Scanner.
• Graphic Tablet.
• Microphone.

What are 5 input and output devices?

Input and Output Devices

• Keyboard.
• Mouse.
• Microphone.
• Bar code reader.
• Graphics tablet.

What is called output?

Data generated by a computer is referred to as output. This includes data produced at a software level, such as the result of a calculation, or at a physical level, such as a printed document. Devices that produce physical output from the computer are creatively called output devices. …

What are 3 input devices?

Input is data put into a computer for processing. Input devices are broken down into 3 categories: keyboards, pointing devices, and Data-Entry devices.

What is output example?

Any information that is processed by and sent out from a computer or other electronic device is considered output. An example of output is anything viewed on your computer monitor screen, such as the words you type on your keyboard.

What is input and output examples?

For instance, a keyboard or computer mouse is an input device for a computer, while monitors and printers are output devices. Devices for communication between computers, such as modems and network cards, typically perform both input and output operations.

What is the input value?

The first value of a relation is an input value and the second value is the output value. A function is a specific type of relation in which each input value has one and only one output value. An input is the independent value, and the output value is the dependent value, as it depends on the value of the input.

What are the 20 output devices?

20 Examples Output Devices

• Monitor.
• Printer.
• Audio Speakers.
• Headphones.
• Projector.
• GPS.
• Sound Card.
• Video Card.

Is a scanner input or output?

Scanner is an input device used for direct data entry from the source document into the computer system. It converts the document image into digital form so that it can be fed into the computer.

Which kind of device is a scanner?

The computer mouse and scanner fall under the input device category. As the name suggests, input devices are used to send information to the computer. A mouse is used to input the movements of a cursor, while a scanner is used to input physical media into digital format.

What are the four types of scanners?

The four common scanner types are: Flatbed, Sheet-fed, Handheld, and Drum scanners. The main difference in the old scanners and modern scanners is the type of image sensor used. A drum scanner uses a photo-multiplier (PM) tube, which is a light sensing device.

What are the input devices?

In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system such as a computer or information appliance. Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones.

What are two basic categories of input?

Language and memoryData and instructionsText and graphicsStorage and commandsFeedbackCorrect. These are the two categories of input. Data can be unprocessed text or numbers, images, etc.

Which is output device?

An output device is any piece of computer hardware equipment which converts information into human readable form. It can be text, graphics, tactile, audio, and video. Some of the output devices are Visual Display Units (VDU) i.e. a Monitor, Printer graphic Output devices, Plotters, Speakers etc.

What are the various types of pen input?

Different Types of Pen Input Devices Available For You to Choose From. There are several methods of getting data into your computer. Some include using a mouse of which there are several different types such as mechanical mouse, optical mouse and cordless mouse. You also have a touchpad and joysticks.

What is a pen input?

Pen input refers to the way Windows lets you interact directly with a computer using a pen. A pen can be used for pointing and also for gestures, simple text entry, and capturing free-form thoughts in digital ink. Such unconverted strokes are called digital ink. An example of ink input.

What are the different types of input and output devices?

Different Input and Output Devices

• Keyboard: This is the standard input device attached to all computers.
• Mouse: The mouse is an input device which is used with your personal computer.
• Scanner:
• Magnetic Ink Character Recognition (MICR):
• Optical Mark Reader (OMR):
• Optical Character Recognition (OCR):
• Joy Stick:
• Touch Screen:

What is the meaning of stylus?

: an instrument for writing, marking, or incising: such as. a : an instrument used by the ancients in writing on clay or waxed tablets. b : a hard-pointed pen-shaped instrument for marking on stencils used in a reproducing machine.

Why is it called a stylus?

The Latin word had several meanings, including “a long, sharply pointed piece of metal; the stem of a plant; a pointed instrument for incising letters; the stylus (as used in literary composition), ‘pen'”. The last meaning is the origin of style in the literary sense.

What was stylus in history?

Stylus, plural Styli, orStyluses, pointed instrument for writing and marking. The stylus was used in ancient times as a tool for writing on parchment or papyrus. The early Greeks incised letters on wax-covered boxwood tablets using a stylus made of a pointed shaft of metal, bone, or ivory.