United Baylor Academy Jhs_2_ict_c.A.T_2
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Questions and Answers
- 1.
Which of the following is not an output device?
- A.
Plotter
- B.
Printer
- C.
Scanner
- D.
Monitor
Correct Answer
C. ScannerExplanation
A scanner is not an output device because it is used to input physical documents or images into a digital format. It scans the document or image and converts it into digital data that can be stored or manipulated on a computer. Output devices, on the other hand, are used to display or produce information from a computer, such as a plotter, printer, or monitor.Rate this question:
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- 2.
Information that comes from an external source and is fed into computer software is called
- A.
Input
- B.
Output
- C.
Throughput
- D.
Reports
Correct Answer
A. InputExplanation
In computer software, information that is received from an external source and is used as data for processing is referred to as input. Input is the term used to describe the data that is entered into a computer or a program, which can include things like text, numbers, or commands. It is the initial stage of the computing process where data is provided to the software for further processing and analysis.Rate this question:
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- 3.
The term used to define all input and output devices in a computer system is software.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The term used to define all input and output devices in a computer system is not software. Software refers to the programs and applications that run on a computer, while input and output devices are physical components that allow users to interact with the computer system. Examples of input devices include keyboards and mice, while output devices include monitors and printers. Therefore, the correct answer is False.Rate this question:
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- 4.
Another name for the monitor is
- A.
VDU
- B.
BDU
- C.
CPU
- D.
GPU
Correct Answer
A. VDUExplanation
VDU stands for Visual Display Unit, which is another name for the monitor. It is the device that displays visual output from a computer. BDU stands for Battle Dress Uniform and has no relation to a monitor. CPU stands for Central Processing Unit, which is the main component of a computer that performs most of the processing inside the computer. GPU stands for Graphics Processing Unit, which is a specialized electronic circuit that accelerates the creation and rendering of images, animations, and videos.Rate this question:
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- 5.
The most common method of entering text and numerical data into a computer system is through the use of a
- A.
Plotter
- B.
Keyboard
- C.
Scanner
- D.
Printer
Correct Answer
B. KeyboardExplanation
The keyboard is the most common method of entering text and numerical data into a computer system. It allows users to input characters, numbers, and commands by pressing keys. Keyboards are used in various devices such as desktop computers, laptops, and even mobile phones. They provide a quick and efficient way to input data into the computer system, making them an essential input device for everyday computing tasks.Rate this question:
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- 6.
Which of the devices below is a trackball?
- A.
Option 1
- B.
Option 2
- C.
Option 3
- D.
Option 4
Correct Answer
C. Option 3Explanation
Option 3 is a trackball because a trackball is a pointing device that consists of a ball housed in a socket that can be rotated with the fingers or palm. It is used to move the cursor on a computer screen and is an alternative to a traditional mouse. Therefore, Option 3 is the correct answer as it refers to a trackball device.Rate this question:
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- 7.
Devices that allow you to put information into the computer are _____devices.
- A.
Input
- B.
Output
- C.
Type
- D.
Print
Correct Answer
A. InputExplanation
Input devices are the devices that allow users to input data or information into a computer system. These devices include keyboards, mice, scanners, and microphones, among others. They are essential for users to interact with the computer and provide the necessary input for processing and generating output. Therefore, the correct answer for this question is "Input."Rate this question:
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- 8.
Which of the following is not an example of hardware?
- A.
Scanner
- B.
Printer
- C.
Monitor
- D.
Screen reader
Correct Answer
D. Screen readerExplanation
A screen reader is not an example of hardware because it is a software application that is used to assist individuals with visual impairments by converting text on a screen into speech or braille output. Unlike scanners, printers, and monitors, which are physical devices, a screen reader is a program that can be installed and run on a computer or mobile device.Rate this question:
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- 9.
Using output devices one can ____
- A.
Input data
- B.
Store data
- C.
Scan data
- D.
View or print data
Correct Answer
D. View or print dataExplanation
Using output devices, such as monitors or printers, allows users to view or print data. Output devices are designed to display or present information to the user in a readable format. They enable users to visualize data on a screen or obtain hard copies of the data through printing. Therefore, the correct answer is "View or print data."Rate this question:
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- 10.
The wheel located between the two standard buttons on a mouse is used to ____
- A.
Scroll
- B.
Click on web pages
- C.
Click and select items
- D.
Shutdown
Correct Answer
A. ScrollExplanation
The wheel located between the two standard buttons on a mouse is used to scroll. This allows users to move up and down or left and right on a webpage or document without having to click and drag the scroll bar. It provides a convenient and efficient way to navigate through content on a computer screen.Rate this question:
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- 11.
A displaying screen in which text is presented in one color and background is of any other color is called
- A.
High resolution screen
- B.
Monochrome screen
- C.
Low resolution screen
- D.
Medium resolution screen
Correct Answer
B. Monochrome screenExplanation
A monochrome screen is a displaying screen in which text is presented in one color and the background is of any other color. This means that the screen only uses one color to display the text, while the background can be any other color. This is different from a high resolution screen, which refers to the clarity and sharpness of the image, or a low or medium resolution screen, which refers to the number of pixels on the screen.Rate this question:
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- 12.
A marker on computer screen used to show current position or for entering data is called
- A.
Colored marker
- B.
Position checker
- C.
Cursor
- D.
Screen contents
Correct Answer
C. CursorExplanation
The correct answer is "cursor". A cursor is a marker on a computer screen that is used to show the current position or for entering data. It is typically represented as a blinking vertical line or a small arrow that can be moved using a mouse or keyboard. The cursor allows users to interact with the computer by indicating where text or other elements can be inserted, selected, or manipulated.Rate this question:
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- 13.
Pressing the left mouse button twice quickly in succession without moving the mouse is referred to as
- A.
Moving
- B.
Double clicking
- C.
Clicking
- D.
Dragging
Correct Answer
B. Double clickingExplanation
Double clicking refers to the action of pressing the left mouse button twice quickly in succession without moving the mouse. This action is commonly used to open files, folders, and applications on a computer. By double clicking, the user can quickly execute a command or perform an action without the need for additional mouse movements.Rate this question:
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- 14.
Computer or system peripherals that receives data from processing unit are called
- A.
Output devices
- B.
Receiver
- C.
Preprinted documents
- D.
Analogue devices
Correct Answer
A. Output devicesExplanation
Output devices are computer or system peripherals that receive data from the processing unit. These devices are responsible for presenting or displaying the processed information to the user or to other devices. Examples of output devices include monitors, printers, speakers, and projectors. These devices play a crucial role in providing visual, auditory, or printed output to the user, allowing them to interact with the processed data.Rate this question:
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- 15.
New technology named 'LED' is abbreviation of
- A.
Liquid emitting displays
- B.
Less emitting diodes
- C.
Low emission displays
- D.
Light-emitting diodes
Correct Answer
D. Light-emitting diodesExplanation
LED stands for light-emitting diodes. This technology refers to the use of semiconductor materials that emit light when an electric current is applied to them. LED technology is commonly used in various electronic devices and lighting fixtures due to its energy efficiency, long lifespan, and compact size.Rate this question:
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