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Output Devices Quiz 8 (10 MCQs)

This quiz evaluates understanding of output devices, including monitors, speakers, and plotters, and their functions in presenting visual and sound information. It covers concepts such as high-resolution printing, impact printers, and the classification of devices. The material assesses knowledge of output device functionality, visual display, and precision printing in CAD systems.

Quiz Instructions

Select an option to see the correct answer instantly.

1. All of the following are output devices except:

Correct Answer: Correct answer is: (A) Scanner.

Exam Relevance: Computer Science Exams, IT Certification Exams, Basic Computing Exams

Difficulty: Easy

Concept notes: Output devices are hardware components that receive data from a computer and present it in a human-readable form. Examples include monitors, printers, and plotters. Scanners, on the other hand, are input devices that capture data and send it to the computer.

Common Mistakes: A common mistake is confusing scanners with output devices because they are often used in conjunction with printers and other output devices. However, scanners are primarily used to input data into a computer, not to output it.

Explanations: Scanners are input devices that capture images or documents and convert them into digital data that can be processed by a computer. They do not present data in a human-readable form, which is the primary function of output devices. Therefore, a scanner is not an output device.

Option Analysis:

Option A: Scanner is an input device, not an output device.
Option B: Plotter is an output device used to produce vector graphics.
Option C: Monitor is an output device that displays visual information.
Option D: Laser Printer is an output device that prints text and images on paper.

2. The following typically happens in the output phase of a computer based information system

Correct Answer: Correct answer is: (B) Information is produced in hardcopy/softcopy form.

Exam Relevance: Computer Science Exams, Information Technology Exams, Data Processing Exams

Difficulty: Moderate

Concept notes: In the output phase of a computer-based information system, the processed data is transformed into useful information and presented in a readable format, either as hardcopy (printed documents) or softcopy (digital display).

Common Mistakes: A common misunderstanding is that the output phase involves data input or processing, which are actually part of earlier stages in the information system.

Explanations: The output phase is the final stage where the processed data is converted into a form that is useful to the user. This can be in the form of printed documents (hardcopy) or digital displays (softcopy). The other options describe activities that occur in different phases of the information system, such as data input and processing.

Option Analysis:

Option A: Data input is part of the input phase, not the output phase.
Option B: This is correct as the output phase involves producing information in a readable format.
Option C: Mathematical calculations are part of the processing phase, not the output phase.
Option D: This is incorrect because not all of the listed activities occur in the output phase.

3. A peripheral device that allows you to view text and graphics.

Correct Answer: Correct answer is: (C) Monitor.

Exam Relevance: Computer Science Exams, IT Certification Exams, Basic Computing Exams

Difficulty: Easy

Concept notes: A monitor is an output device that displays text and graphics.

Common Mistakes: A common mistake is confusing the monitor with input devices like the mouse or keyboard.

Explanations: A monitor is a peripheral device that allows you to view text and graphics. It receives data from the computer and displays it visually, making it an output device. The other options, such as the mouse and keyboard, are input devices that send data to the computer, not display it.

Option Analysis:

Option A: A mouse is an input device used to control the cursor on the screen.
Option B: A keyboard is an input device used to enter text and commands into the computer.
Option C: A monitor is an output device that displays text and graphics.
Option D: A CPU (Central Processing Unit) is the main component of a computer that processes data, not an output device.

4. A high quality CAD system uses the following for printing drawing and graphs

Correct Answer: Correct answer is: (B) Digital plotter.

Exam Relevance: CEA, GATE, NATA

Difficulty: Moderate

Concept notes: A high-quality CAD system requires precise and detailed output for drawings and graphs. A digital plotter is specifically designed for this purpose, offering high-resolution and accurate printing of technical drawings and graphs.

Common Mistakes: A common misunderstanding is that a dot matrix printer or line printer could provide the same level of precision and detail as a digital plotter. However, these devices are not as suitable for high-quality CAD output.

Explanations: A digital plotter is the most appropriate device for printing high-quality CAD drawings and graphs due to its ability to produce high-resolution, precise, and detailed output. Dot matrix printers and line printers, while capable of printing, do not offer the same level of detail and accuracy required for CAD drawings.

Option Analysis:

Option A: Dot matrix printers are not suitable for high-quality CAD drawings as they produce lower resolution and less precise output.
Option B: Digital plotters are specifically designed for high-quality, precise printing of technical drawings and graphs, making them the best choice for CAD systems.
Option C: Line printers are not designed for high-resolution or detailed output, making them unsuitable for CAD drawings.
Option D: While all options are output devices, only the digital plotter is suitable for high-quality CAD drawings and graphs.

5. Large screen

Correct Answer: Correct answer is: (A) A big-sized monitor.

Exam Relevance: Computer Science Exams, IT Certification Exams, Basic Computing Exams

Difficulty: Easy

Concept notes: An output device is a hardware component that displays or produces information from a computer. A large screen, such as a big-sized monitor, is a common output device used to display visual information.

Common Mistakes: A common misunderstanding is that "large screen" could refer to other devices or functions, such as browsing websites or word processing, which are activities rather than output devices.

Explanations: A large screen, specifically a big-sized monitor, is an output device that displays visual information from a computer. It is the most appropriate choice among the given options as it directly relates to the function of an output device.

Option Analysis:

Option A: A big-sized monitor is a valid output device that displays visual information.
Option B: Word processing is a software function, not an output device.
Option C: Browsing websites is an activity performed on a computer, not an output device.
Option D: A well-oiled machine is a metaphor and not an output device.

6. Which output device is used for translating information from a computer into pictorial form on paper.

Correct Answer: Correct answer is: (B) Plotter.

Exam Relevance: Computer Science Exams, IT Certification Exams, Engineering Exams

Difficulty: Easy

Concept notes: A plotter is an output device that translates information from a computer into pictorial form on paper.

Common Mistakes: A common mistake is confusing a plotter with a printer. While both are output devices, a plotter is specifically designed for creating high-quality vector graphics and drawings, whereas a printer is more commonly used for text and raster graphics.

Explanations: A plotter is used to translate information from a computer into pictorial form on paper. It is particularly useful for creating detailed drawings, maps, and diagrams. Other options like a mouse, touch panel, and card punch are not output devices that translate information into pictorial form on paper.

Option Analysis:

Option A: A mouse is an input device, not an output device.
Option B: A plotter is an output device that translates information from a computer into pictorial form on paper.
Option C: A touch panel is an input device, not an output device.
Option D: A card punch is an input device, not an output device.

7. When using the monitor, which part of your body is MOSTLY affected?

Correct Answer: Correct answer is: (D) Eyes.

Exam Relevance: Computer Science Exams, IT Certification Exams, Basic Computing Exams

Difficulty: Moderate

Concept notes: The monitor is an output device that displays visual information. The primary function of a monitor is to present visual content, which is processed by the eyes.

Common Mistakes: A common misunderstanding is that other parts of the body, such as the ears or hands, are more affected by the monitor. However, the monitor primarily outputs visual information, which is processed by the eyes.

Explanations: The monitor is designed to display visual information, which is primarily processed by the eyes. While other parts of the body may be involved in using a computer, such as the hands for typing and the ears for audio output from speakers, the monitor itself is an output device that primarily affects the eyes.

Option Analysis:

Option A: Ears are not primarily affected by the monitor, as the monitor outputs visual information, not audio.
Option B: Hands are not primarily affected by the monitor, as they are used for input devices like keyboards and mice, not for processing visual information.
Option C: Back is not primarily affected by the monitor, as it is not directly involved in processing visual information.
Option D: Eyes are the primary part of the body affected by the monitor, as the monitor outputs visual information that is processed by the eyes.

8. A ..... looks like a TV.

Correct Answer: Correct answer is: (A) Monitor.

Exam Relevance: IT certifications, computer science exams, technical aptitude tests

Difficulty: Easy

Concept notes: A monitor is an output device that displays visual information, similar to a TV.

Common Mistakes: A common mistake is confusing a monitor with other computer components like a mouse, CPU, or keyboard.

Explanations: A monitor is designed to display visual information, which is similar to how a TV functions. It is an output device that converts electronic signals into visual images, making it the correct choice.

Option Analysis:

Option A: Monitor is the correct answer as it displays visual information similar to a TV.
Option B: Mouse is an input device used for controlling the cursor, not an output device.
Option C: CPU is the central processing unit, which processes data and does not display visual information.
Option D: Keyboard is an input device used for typing text and commands, not an output device.

9. Impact printers can be divided into ..... types.

Correct Answer: Correct answer is: (C) Two.

Exam Relevance: Computer Science Exams, IT Certification Exams, Basic Computing Exams

Difficulty: Easy

Concept notes: Impact printers are a type of output device that produce text or images by striking an ink ribbon against the paper. They can be divided into two main types: dot matrix printers and line printers.

Common Mistakes: A common misunderstanding is that impact printers can be divided into more than two types, such as six or three, which is incorrect.

Explanations: Impact printers are categorized into two types based on their printing mechanism. Dot matrix printers use a print head with pins that strike the ink ribbon to form characters or images. Line printers, on the other hand, print an entire line at once, typically using a chain or band of characters that strike the ink ribbon. These two types cover all the variations of impact printers.

Option Analysis:

Option A: Incorrect because impact printers are not divided into six types.
Option B: Incorrect because impact printers are not divided into three types.
Option C: Correct because impact printers are divided into two types: dot matrix and line printers.
Option D: Incorrect because it suggests that all the above options are correct, which is not true.

10. Is this device Input or Output?Speaker

Correct Answer: Correct answer is: (B) Output.

Exam Relevance: Computer Science Exams, IT Certification Exams, Basic Electronics Exams

Difficulty: Easy

Concept notes: A speaker is an output device that converts electrical signals into sound waves.

Common Mistakes: A common misunderstanding is that speakers are input devices because they can be used to capture sound. However, in the context of computer systems, speakers are used to output sound, not to input it.

Explanations: Speakers are classified as output devices because they produce sound based on the electrical signals they receive from a computer or other audio source. They do not capture or input data into the system.

Option Analysis:

Option A: Incorrect because speakers do not input data into a computer system.
Option B: Correct because speakers are used to output sound to the user.

Frequently Asked Questions

What is an output device?

An output device is a hardware component that converts processed data into a form that can be understood by humans, such as visual or audio information.

What is the difference between hardcopy and softcopy output?

Hardcopy output refers to physical printed materials, such as documents or images, while softcopy output is digital and displayed on a screen or stored electronically.

What is the function of a monitor?

A monitor is an output device that displays visual information, such as text and images, in pictorial form on a screen.

What is a digital plotter used for?

A digital plotter is used for high-resolution printing of CAD drawings and other detailed graphics, producing precise and accurate hardcopy output.

How do impact printers differ from non-impact printers?

Impact printers, such as dot matrix and line printers, physically strike the paper to produce text or images, while non-impact printers use other methods like inkjet or laser technology.

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