NEW
Font size
WorksheetsBBD10803 Input Output devices and Storage technology
Total questions: 25
Worksheet time: 13mins
Which of the following is an example of a pointing input device?
Keyboard
Mouse
Printer
Speaker
What is the primary purpose of a barcode reader?
To capture images
To print documents
To read and decode barcodes
To play audio files
Which of the following is a touch-sensitive input device commonly used in smartphones and tablets?
Joystick
Stylus
Trackball
Gamepad
Which of the following is an example of a biometric input device?
Fingerprint scanner
USB flash drive
webcam
Optical character reader (OCR)
Which input device utilizes electrodes to detect electrical activity in the brain and interpret it as commands?
Virtual reality headset
Brain-computer interface (BCI)
Voice recognition system
Eye tracker
Which of the following input devices is used to capture 3D motion and translate it into virtual interactions?
Gamepad
Gyroscope
Motion controller
Touchpad
What technology is commonly used in virtual keyboards for touchscreens?
Capacitive touch technology
Optical sensors
Infrared sensors
Mechanical switches
How does a virtual laser keyboard project the keyboard layout onto a surface?
Through a holographic projection
By using a laser beam to draw the keys
By projecting a visual overlay on the surface
Using a built-in LED screen
How does a multitouch screen detect and interpret multiple touch inputs?
By using pressure-sensitive sensors
By measuring the amount of light blocked by touch
By capturing and analyzing infrared reflections
By analyzing changes in electrical currents
PayWave is a contactless payment technology that uses which of the following?
Near-field communication (NFC)
Chip and PIN cards
Radio-frequency identification (RFID)
Magnetic stripe cards
Which of the following printer technologies uses tiny dots of ink to create images on paper?
Laser printing
Inkjet printing
Dot matrix printing
Thermal printing
What does DPI stand for in the context of printers?
Dots Per Image
Digital Print Interface
Dots Per Inch
Direct Printing Ink
Which display technology is commonly used in smartwatches and fitness trackers due to its low power consumption?
OLED (Organic Light Emitting Diode)
LCD (Liquid Crystal Display)
E-ink display
Plasma display
What is the resolution commonly associated with Full HD displays?
720p
1440p
4K
1080p
Which display technology offers the deepest black levels and high contrast ratios?
LCD (Liquid Crystal Display)
LED (Light Emitting Diode)
CRT (Cathode Ray Tube)
OLED (Organic Light Emitting Diode)
Which of the following is an example of a magnetic storage medium?
Hard disk drive (HDD)
Blu-ray disc
Solid-state drive (SSD)
DVD
What is the primary advantage of using an SSD over an HDD?
Larger storage capacity
Lower cost per gigabyte
Faster data transfer speeds
Compatibility with older systems
What is the primary advantage of cloud storage as a storage medium?
High data transfer speeds
Unlimited storage capacity
Physical security of data
Accessibility from anywhere with an internet connection
How are drive letter assignments determined for newly connected storage devices in Windows?
They are assigned randomly by the operating system
They are assigned alphabetically in ascending order
They are assigned based on the storage capacity of the device
They are assigned based on the manufacturer of the device
What does storage density refer to in the context of data storage?
The physical size of a storage device
The speed at which data is transferred to and from a storage device
The amount of data that can be stored in a given space
The reliability and durability of a storage device
Which type of RAM is commonly used as cache memory in computer systems?
DDR2 (Double Data Rate 2)
DDR4 (Double Data Rate 4)
DDR3 (Double Data Rate 3)
SRAM (Static RAM)
What is the key difference between SDRAM and DDR SDRAM?
DDR SDRAM has a higher data rate than SDRAM
SDRAM and DDR SDRAM have the same data rate
SDRAM is older technology compared to DDR SDRAM
SDRAM has a higher data rate than DDR SDRAM
Which type of hard disk interface is most commonly used in modern computers?
SCSI (Small Computer System Interface)
IDE (Integrated Drive Electronics)
USB (Universal Serial Bus)
SATA (Serial ATA)
What is a head crash in the context of hard disk drives?
Overheating of the hard disk drive
Physical contact between the read/write head and the disk platter
A failure of the hard disk controller
Corruption of the file system
How is data stored in cloud storage typically organized?
In multiple data centers across the globe
In a distributed network of interconnected servers
In physical storage devices at a single location
In a hierarchical file system
