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Input devices: the gateway to computing Questions Flashcards | StudBud
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Input devices: the gateway to computing Questions
Input devices: the gateway to computing Questions
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1
What is a key advantage of using a stylus with a touchscreen?
It is easier to lose than a finger.
It is less expensive than a finger.
It can only be used for drawing.
It provides more accurate input than using a finger.
2
Which input device is specifically designed for drawing and creating graphics?
Scanner
Microphone
Keyboard
Graphics tablet
3
Which key is pressed by the left pinky finger on the home row?
Q
F
A
S
4
Which device is primarily used to create physical copies of digital documents?
Printer
Monitor
Keyboard
Speaker
5
What is the main purpose of a smart card?
To input audio data
To scan barcodes
To control cursor movement
To store encoded data for transactions
6
Which input device is primarily used for gaming?
Keyboard
Scanner
Microphone
Joystick
7
Which technology is commonly used in modern displays to provide clear visuals?
DLP
CRT
LCD
Plasma
8
Which of the following is an example of an input device?
Monitor
Printer
Keyboard
Hard Drive
9
What is the main function of a trackball?
To record audio
To type text
To move the pointer on the screen
To scan documents
10
What type of input device is a touchscreen classified as?
Neither an input nor an output device
Only an output device
Both an input and output device
Only an input device
11
How does a touchscreen function as an input device?
It displays images and videos
It detects user touch to select options
It connects to the internet
It stores data for future access
12
Which key on the home row typically has a raised bump?
F
G
K
D
13
What is the main advantage of using a biometric system as an input device?
It is widely available.
It provides high security.
It is easy to use.
It is inexpensive.
14
How do input devices function in a computer system?
They process data into information.
They convert machine-readable data into human-readable form.
They store data for long-term use.
They allow users to enter data into the computer.
15
What is the key under the right ring finger on the home row?
O
L
semicolon (;)
J
16
Which of the following best describes the role of input devices in a computer system?
They store data for future use.
They process data to produce output.
They convert human-readable data into machine-readable form.
They convert machine-readable data into human-readable form.
17
Which input device is used to control the movement of a cursor on the screen?
Mouse
Microphone
Keyboard
Scanner
18
Which of the following is an example of secondary storage in a computer system?
Monitor
CPU
Solid-State Drive (SSD)
RAM
19
What is the main function of a microphone in a computer system?
To input sound
To input images
To type text
To display video
20
Which key on the home row is used by the right pinky finger?
Enter key
O (letter O)
L (letter L)
; (semicolon)
21
Which of the following best describes primary storage in a computer system?
It is the area where software applications are installed.
It consists of RAM and ROM, which are fast but expensive.
It includes hard drives and external storage devices.
It refers to the data stored in cloud services.
22
What type of input device is a barcode reader classified as?
Manual input device
Automated input device
Storage device
Output device
23
What is the main disadvantage of using a light pen?
It is rarely used today.
It is very accurate.
It is inexpensive.
It is easy to use.
24
Which of the following best describes the IPOS cycle?
Input, Processing, Output, and Storage
Input, Programming, Output, and Storage
Input, Processing, Output, and Security
Input, Processing, Organization, and Storage
25
Which of the following devices is an example of an automated input device?
Keyboard
Mouse
Barcode reader
Joystick
26
What is the main function of a digital camera as an input device?
To scan documents
To take photos and store them electronically
To type text
To input sound
27
Which input device is primarily used for typing text?
Scanner
Keyboard
Joystick
Mouse
28
What is the purpose of the home row?
To help memorize the alphabet order
To provide a starting point for touch typing
To mark the middle of the keyboard for aesthetic reasons
To separate the number keys from the letter keys
29
What is the primary purpose of input devices in a computer system?
To send data and commands to the computer
To connect the computer to the internet
To store data for future use
To display output from the computer
30
What technology does Optical Character Recognition (OCR) use?
To detect sound
To scan barcodes
To read magnetic ink
To recognize shapes of letters
31
Which of the following keys is part of the home row for the left hand?
F
S
A
Z
32
If a computer processes data and outputs results, what happens to that data afterward?
It is permanently deleted.
It is printed immediately.
It is sent to another computer.
It can be stored for future use.
33
How do input devices interact with the Central Processing Unit (CPU)?
They store data for the CPU to access later.
They convert data into a form that the CPU can process.
They connect the CPU to the internet.
They display the output from the CPU.
34
Which of the following statements about output devices is true?
They convert data into machine-readable form.
They present processed information to users.
They are used to input data into the computer.
They store data for long-term use.
35
What finger should rest on the 'J' key in the home row?
Left Middle
Right Ring
Left Index
Right Index
36
What happens to data after it is processed by a computer?
It is sent to another computer
It is printed immediately
It is permanently deleted
It can be stored for future use
37
What is the main function of a computer in the IPOS cycle?
To convert data into information through processing.
To store data permanently without processing it.
To act as a physical storage device without any processing.
To only output information without receiving input.
38
If a computer's CPU is compared to a brain, what does this analogy imply about its function?
It inputs data from users.
It only stores information.
It executes instructions and manages operations.
It outputs information to the display.
39
Which key is under the right middle finger on the home row?
U
K
L
J
40
Which of the following processors is produced by Intel?
Athlon
i5
Xeon
Ryzen
41
What does the IPOS cycle illustrate about computer components?
It explains the history of computer development.
It demonstrates how computer components work together.
It shows how components work independently.
It outlines the types of software available.
42
What is the primary function of input devices in a computer system?
To display information on the screen
To connect the computer to the internet
To convert data into electronic form for processing
To store data for future use
43
Why is it important for a computer to have both input and output devices?
To increase the speed of processing.
To allow users to interact with the computer.
To ensure data is stored correctly.
To reduce the cost of the computer.
44
What type of input device is a MIDI used for?
Creating and manipulating sounds
Typing text
Scanning documents
Controlling video games
45
Which of the following is an example of a manual input device?
Microphone
Barcode reader
Optical mark reader
Keyboard
46
Which input device is used to create detailed digital drawings?
Graphics tablet
Scanner
Keyboard
Microphone
47
Which of the following input devices is used primarily for sound input?
Microphone
Mouse
Keyboard
Scanner
48
What is the primary role of input devices in a computer system?
To display information to users
To process data into information
To store data for long-term use
To allow users to enter data into the computer
49
Which input device allows users to interact directly with a display by touching it?
Mouse
Touchscreen
Scanner
Keyboard
50
What role does software play in the IPOS cycle?
It processes data without hardware.
It inputs data into the system.
It guides hardware through the cycle.
It stores data permanently.
51
Which row is referred to as the home row?
The bottom row
The top row
The middle row
Any row with the spacebar
52
What is the main advantage of using a stylus on a touchscreen?
It provides more accurate input than a finger
It is cheaper than a mouse
It can only be used with tablets
It requires no battery
53
How does a voice-recognition system function as an input device?
It records audio.
It converts spoken words into text or commands.
It types text directly.
It scans documents.
54
Which of the following is a disadvantage of using a light pen?
It is very accurate
It can be used on any surface
It is easy to use
It has become obsolete
55
Which input device is used to measure light, heat, and pressure?
Sensor
Scanner
Keyboard
Microphone
56
Which input device is used to read printed characters into a computer?
Scanner
Joystick
Keyboard
Microphone
57
Which input device is used for voice commands and dictation?
Joystick
Microphone
Scanner
Keyboard
