What is the device that controls a pointer displayed on the monitor?

Trackball. A trackball is a pointing device consisting of a ball housed in a socket containing sensors to detect rotation of the ball about two axis, similar to an upside-down mouse: as the user rolls the ball with a thumb, fingers, or palm the pointer on the screen will also move.

Do optical scanners recognize individual letters or images?

Optical scanners recognize individual letters or images. A magnetic card reader does not require the card to actually make contact with the reader. An MICR device senses the presence or absence of a mark, such as a pencil mark.

Is MICR a input device?

Magnetic Ink Card Reader (MICR)

MICR input device is generally used in banks as there are large number of cheques to be processed every day. The bank’s code number and cheque number are printed on the cheques with a special type of ink that contains particles of magnetic material that are machine readable.

What is this input device?

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.

Is light pen a scanning device?

A light pen detects changes in brightness of nearby screen pixels when scanned by cathode-ray tube electron beam and communicates the timing of this event to the computer.

Which one of the following would not be considered a type of scanning device?

The correct answer is Microphone.

What are 3 types of input devices?

Input devices are broken down into 3 categories: keyboards, pointing devices, and Data-Entry devices.

What are the 14 input devices?

Top 14 Input Devices Used in a Computer
  • Input Device # 1. Punched Cards Input:
  • Input Device # 3. Magnetic Tape:
  • Input Device # 5. Disc Systems (Floppy):
  • Input Device # 6. Winchester Disk:
  • Input Device # 12. Magnetic Ink Character Recognition (MICR):
  • Input Device # 13. CRT and Light Pen:

What are computer devices?

computer device means any device that can be used to access or run software, and includes, without limitation, (i) a personal desktop computer, portable computer, workstation, tablet, mobile device, PDA or similar device capable of running computer programs locally (in a physical or virtual operating system environment …

Is Scanner An input device?

scanner, also called optical scanner, computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system.

What is laptop device?

A laptop, laptop computer, or notebook computer is a small, portable personal computer (PC) with a screen and alphanumeric keyboard.

What are the example of devices?

The definition of a device is a tool or technique used to do a task. An example of a device is a telephone for the hearing impaired. An example of device is a literary tool like personification.

What type of device is this?

The easiest way to check your phone’s model name and number is to use the phone itself. Go to the Settings or Options menu, scroll to the bottom of the list, and check ‘About phone’, ‘About device’ or similar. The device name and model number should be listed.

What is a Chromebook?

Chromebooks are a new type of computer designed to help you get things done faster and easier. They run Chrome OS, an operating system that has cloud storage, the best of Google built-in, and multiple layers of security. Learn more about switching to a Chromebook.

What is laptop and desktop?

A desktop computer is much bigger, heavier and must always be connected to the mains, so it must stay in one place. A laptop, on the other hand, has a battery which allows it to be used even when it is not plugged in. They are light and small, which allows them to be carried everywhere.

Is a laptop a PC or Mac?

In the strictest definition, a Mac is a PC because PC stands for personal computer. However, in everyday use, the term PC typically refers to a computer running the Windows operating system, not the operating system made by Apple.

What’s the difference between laptop and Chromebook?

The main difference between Chromebooks and laptops is of course the operating system. While laptops run on the most popular operating system Windows, Chromebooks run on web-based Chrome OS, which is basically a skinned version of the Chrome browser with some added functionalities.

What is the difference between a tablet and a Chromebook?

Some Chromebooks feature touchscreens; however, most offer built-in keyboards and trackpads, like that of a traditional laptop. Tablets are designed with only a touchscreen in mind. This makes tablets easy to use for browsing the web and playing touch-based games.

Which is better a Chromebook or a laptop?

A Chromebook is better than a laptop due to the lower price, longer battery life, and better security. Other than that though, laptops are typically much more powerful and offer many more programs than Chromebooks.