Basic input and output devices of computer pdf

Computer basics for kids eastern local school district. The computing literature often draws a sharp distinction between input and output. It allows the user to point to displayed objects, or draw on the screen, in a similar way to a touch screen but with greater positional. Act as a intermediary between the user and the machine in the process of communication. It fundamentals multiple choice questions and answers. What component of a computer is considered the brain of a computer. Devices input and output unit 4 input output devices. Input and output devices introduction the unit 4 presents the information of input and output devices. For example, the speakers of a multimedia computer system are directly connected to a device controller called an audio card such as a soundblaster, which in turn is connected to the. Monitors and printers are two of the most commonlyknown output. In the above program the insertion operator computer science portal for geeks in the standard output stream cout which is then displayed on screen. Input and output devices allow the computer system to interact with the outside world by moving data into and out of the system. Computer output devices receive information from the computer, and carry data that has been processed by the computer to the user.

The devices which are used to input the data and the programs in the computer are known as input devices. Usually the input device in a computer is the keyboard. Output devices provide data in myriad different forms, some of which include audio, visual, and hard copy media. Inputoutput devices and interaction techniques 2004.

Status information is used inter alia to implement another level of handshaking see later. Nurizah binti ramli 10d0124 introduction to basic computer. Lesson plan computer devices introduction to basic. Previous mcq set1 basic computer objective gk question answer pdf other computer mcqs mcq input and output device of computer with answers pdf mcq set1 basic computer objective gk question answer pdf. Input and output devices bangladesh open university. Following on from lesson 2, this lesson covers common input and output devices, including computer accessibility for disabled users. Pdf input output storages devices in computers researchgate. Select an item that would be used as output device on a computer system. Name the four basic components of a computer system. A computer monitor with a calculator program displayed. It also manages data flow between the computer s operating system and attached devices such as the hard. An input device is a piece of hardware that is used to enter data into a computer. Are the beginning and end of all processes, instructions executed in the machine. Multiple choice questions on it fundamentals topic input output devices.

Pdf computer input and output devices ingamule siraji. A light pen is a computer input device in the form of a lightsensitive wand used in conjunction with a computer s crt tv set or monitor. It acts as an interface between system and devices. Input output and interfacing usually a peripheral device will require several port addresses, some for the transfer of proper data, and others for the transfer of status information about the device. Projectors are often used in meetings and presentations so that everyone in the room can view the presentation. There are many other ways a computer could output data. Many of these are less complex versions of io devices that have been available for larger computer systems.

Job interview questions on basic computer technology and internet part2. Various types of input devices can be used with the computer depending upon the type of data you want to enter in the computer, e. Practice these mcq questions and answers for preparation of various competitive and entrance exams. The keyboard arrangement provided as standard on most keyboards is.

So dear reader i have provided top expected gk questions from input and output device of computer. For example, below is a basic list of steps of how an output device works. Basic input output system bios 2 bios purpose the design of any computer requires that many of the hardware elements of the machine be located at specific addresses within the range of input output ports of the computer. An output device works by receiving a signal from the computer and using that signal to perform a task to display the output. It involves a sequence of events to executing io operations. Input devices input is any data or instructions entered into the memory of a computer. Conscious output is muscularly mediated communications. Computers process data input into information output. A standard output device is the computer monitor, which displays text, images, and user interface elements by lighting up thousands of pixels with different colors. Input and output devices of computer computer notes. Introduction to computers, anatomy of computers, input and output devices. Introduction of inputoutput processor geeksforgeeks.

For the love of physics walter lewin may 16, 2011 duration. Mcq input and output device of computer with answers pdf. Bios basic input output system is the program a personal computer s microprocessor uses to get the computer system started after you turn it on. Following are few of the important output devices which are used in a computer. Understanding the classification of computer input, processing, output and storarage devices in accordance to their function helps students or computer users clearly distinguish between the various components of the computer system computers devices are components that helps to make the computer system interacts within itself and its enviroment. Input device captures information and translates it into a form that can be processed and used by other parts of your computer. Output device can produce the final product of machine processing into a form usable by humans. The following is a list of the most common input devices which are nowadays found in a computer system. Inputoutput devices and interaction department of computer. Every computer performs the basic functions of input, processing, storage, output. Input and output devices of computer input and output.

It is the process of capturing or acquiring the information, or it is the process of accepting data or information, by using input the computer can do any process. Computer input, processing, output and storage devices. Now a day computer is one of the most important field for every examinations. In simple terms, input devices bring information into the computer and output devices bring information out of a computer system. Conclusion input and output devices are indispensible components of a personal computer. Teachers, feel free to download computer devices lesson plan. The input output device fd7203 is designated to produce and send an electrical signal to various devices in case of occurred events and recording external impacts, typical for a fire condition events.

Track ball is an input device that is mostly used in notebook or laptop computer, instead of a mouse. Monitors graphic plotter printer monitors monitors, commonly called as visual display unit vdu, are the main output device of a computer. The devices are usually used for display, projection, or for physical reproduction. Its bios thats responsible for the post and therefore makes it the very first software to run when a computer is started. Full lesson for gcse computer science input and output io devices. List of input devices, output devices and both input. The input output processor is a specialized processor which loads and stores data into memory along with the execution of io instructions. Mcq set2 components of computer gk objective question. Thus we begin with the basic issues relating to display brightness, uniformity, and spatial and temporal resolution. Here, i am going to share about the list of basic input devices, output devices and both input output devices related to computer.

They are directly connected to an electronic module inside the systems unit called a device controller. A directory of objective type questions covering all the computer science subjects. It forms images from tiny dots, called pixels that are arranged in a rectangular form. Includes teachers powerpoint, activity, worksheet, and plenary. An input device is any hardware component that allows a user to enter data and instructions into a computer. Output devices allow us to receive information from the computer. Bios, which stands for basic input output system, is software stored on a small memory chip on the motherboard. Introduction to computers, anatomy of computers, input and. A number of input output devices are used with many types of microcomputers. The input device converts the data into the computers own internal code. Inputoutput devices are required for users to communicate with the computer. Input output devices are usually called io devices. The devices which are used to give data and instructions to the computer are called input devices.

So you can give examples and also a little about keyboard. Mcqs on input and output devices gk objective question answer exam question answer for competitive exam of govt jobs. A track ball comes in various shapes like a ball, a button and a square. However, nearly all examples of human computer interaction require both input and output to do anything useful. I hope it clears the concept of input and output devices. These inputoutput devices are also known as peripherals since they surround the cpu and memory of a computer system. Computer inputoutput ports and interfaces 1 terms and abbreviations. About input and output devices some examples of input and output devices lesson 2 input and output devices input devices allow us to send information to the computer. Since the whole device is not moved, a track ball requires less space than a mouse.