What does peripheral output mean?


Question from: Ms Giacinta Bernardi | Last updated: January 13, 2022

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In fact, the user also uses I / O devices, for example the mouse, the keyboard, the scanner, the optical readers and the microphone are Input devices while the monitor, the printer and the audio speakers are Output devices. …

What does an output device do?

Input and Output

The output device (also called the output device) is a device that receives data from the computer’s main memory by working in a unidirectional manner (eg monitor and printer).

What is meant by an output operation?

For example, the output can be the result of a program processing data; consider having a program at your disposal that acts as a calculator: the output is the result of the operation that you will ask it to do, after having fed it the two operands and the operation to be performed.

What are both input and output peripherals?

In each we give the answer: the keyboard, the mouse, the microphone, the scanner are input devices; the printer, the speakers, the monitor are output devices; the touch screen is both an input and an output device. …

What are the input and output peripherals connected to?

In computer hardware architecture, peripherals manage the flow of data into (input) and out (output) of the computer. All the peripherals are connected to the central unit of the electronic processor, which is responsible for controlling the flow of data to and from the peripherals.

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What are the control programs of a peripheral called?

A device driver, in computer science, is a program that manages or controls a particular type of device connected to a computer.

How are the peripherals of a computer divided?

It is possible to distinguish computer peripherals into input and / or output peripherals.

  1. Input devices. Input peripherals are those devices that allow the flow of data from the user to the processor. …
  2. Output devices. …
  3. Input / output peripherals. …
  4. External / internal peripherals.

What is the CPU?

CPU Abbreviation for central processing unit, the component of a computer (also called processor) that loads program instructions into memory, interprets them and manipulates the data accordingly. The minimal components of a CPU are the control unit, the arithmetic-logic unit (ALU) and the registers.

What is meant by computer input?

input In computer science, set of input data supplied by the user to the computer. The phase of i. represents the process of entering the input data. A device of i.

What are the input and output ports?

The input / output units, i.e. the devices that allow the introduction of data and the display of results (keyboard, mouse, monitor, printer, etc.), are external to the Matherboard, and are connected through appropriate connectors, called connection or input / output (I / O).

What are the Output Units?

The user also uses I / O devices, in fact, for example the mouse, the keyboard, the gamepad, the scanner, the optical readers and the microphone are Input devices while the monitor, the printer and the audio speakers are Output devices. .

How could a program be defined?

A program is a set of lines of code which are themselves made up of a set of instructions. … The expression “software system” is then used, as a rule, to explicitly indicate a collection of software components such as programs, libraries, files and more, interacting with each other.

What are the output units used for?

OUTPUT PERIPHERALS They have the purpose of transferring information from inside the computer to the outside. The monitor: by displaying the images generated by the graphics card on the screen, it allows the user to interact interactively with the PC.

Which of the following units are not peripherals?

[2187] Which of the following is not a peripheral unit? ROM. Printer. Scanner.

What are file viruses?

A virus, in computer science, is software belonging to the category of malware which, once executed, infects files in order to make copies of itself, generally without being detected by the user.

What are inputs in economics?

Inputs are also called production factors: land, capital, labor, raw materials. Capital goods are manufactured goods, such as machinery, buildings, computers, etc. Financial capital is the money used to finance a business, while physical capital or capital goods to indicate the production factors produced.

What is the main feature of a CPU?

The most important characteristic of the processor is the speed (or frequency) at which it performs operations. The speed of a processor is expressed in millions of operations per second performed.

Where is the CPU located?

The processor or CPU (central processing unit) is the central information processing unit. It is placed on the mobo (motherboard) in the appropriate socket, usually made of silicon, easily recognizable by the presence of a fan or a rather bulky cooling system on it.

How is the CPU powered?

Power connectors

There are two main power connectors. The 20 (for the most obsolete motherboards) or 24 pin, the main power source of the motherboard and the 4/8/12/16 pin for the CPU power supply.

How is information handled by an electronic device?

Computers can store data in two types of memory: working or central memory and mass memory. The central memory is divided into two types, characterized by the different way of storing the recorded data and information: the RAM memory and the ROM memory.

How does the CPU execute the instructions?

The CPU executes the instruction using the logical arithmetic unit (ALU) and stores the result in a register or in a memory location, depending on what the instruction expects.

What is the smallest unit of information in the PC?

Bit (from the English “binary digit”) has two different meanings, depending on the context in which it is used: in computer science it is a binary digit, that is one of the two symbols of the binary number system, classically called zero (0) and one ( 1); we can talk about the number of 8, 16, 32 …

What is the relationship between inputs and outputs?

chapter 7 production Relationship between input and output = the production function • production factors or input transforms by the firm through technology to generate production or output • production function: relationship between input and output that identifies the maximum output which can be produced or per unit of time …

What are the elements of a program?

operations: which are used during execution (assignment, addition, subtraction, etc.) conditional executions: which check a certain condition and execute the appropriate set of instructions. loops: which perform some action a certain number of times.

Where are the instructions for a program?

Within programming, the aforementioned steps are expressed in the form of instructions, or statements, given through a programming language: the complete set of instructions in a program is called the flow of execution, and this is what deals with processing the input data to transform them …


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