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WorksheetsICT Computing Essentials - Lesson 2
Total questions: 31
Worksheet time: 16mins
Which of the following is an output device?
monitor
keyboard
microphone
mouse
Which type of connector can you find at the end of a telephone landline?
VGA
DB-9
RJ-11
DVI
Which of the following is a storage device?
speakers
flash drive
monitor
scanner
Which component is the brain of the computer?
RAM
CPU
motherboard
hard drive
Which of the following is an input device?
speakers
keyboard
monitor
projector
Identify the component that stores the information being accessed by the CPU.
power supply
motherboard
RAM
hard drive
Which input device can verify a person's identity for security purposes?
fingerprint scanner
stylus
gamepad
barcode reader
Identify the component that protects the internal hardware of a computer system unit.
RAM
case
hard drive
power supply
Identify the most common type of connector for a keyboard and mouse.
VGA
USB
DB-25
RJ-45
Which type of hard drive has no moving parts?
motherboard
RAM
solid state drive (SSD)
magnetic drive
Oscar is shopping for a new laptop. He has narrowed his choices down to four computers. Each laptop is equipped with a different central processing unit (CPU). Oscar wants to make sure he chooses the fastest one. Which of the following processors would perform the fastest?
3.4 GHz
2.8 GHz
2.2 GHz
1.3 GHz
What is the term for the main circuit board of your computer to which other components are attached so that everything in your computer works together?
Hard drive
Power supply
Central processing unit
Motherboard
What is the purpose of the central processing unit (CPU) in a computer?
It performs the calculations and processing.
It houses the main circuit board.
It provides electricity to the rest of the system.
It stores the software and data.
Tom is custom building his own computer for college. He wants the computer to be able to perform fast when multitasking, have amazing graphics, large capacity to store information, and be a laptop. Tom is choosing between two hard drives: solid state drive (SSD) or magnetic hard drive. Which choice would work best with his needs?
The SSD because it is faster and offers additional stability.
The SSD because it is less expensive and has moving parts to read the information on the computer.
The magnetic hard drive because it is less expensive and has moving parts to read the information on the computer.
The magnetic hard drive because it is faster and offers additional stability.
Which input device should you use to transfer audio (sounds, music) to a computer as digital files?
Mouse
Microphone
Digital camera
Scanner
Julie just started a new job at a department store. She is learning how to check out customers using a cash register. Which input device would Julie use to scan items as the customers check out?
Fingerprint scanner
Barcode reader
Gamepad
Stylus
Which input device should you use to write directly on a touch screen?
Barcode reader
Game controller
Stylus
GPS device
Which connector can transfer data at speeds comparable to USB, and is known by the name "FireWire"?
Video Graphics Array (VGA)
IEEE 1394
Digital Visual Interface (DVI)
HDMI (High-Definition Multimedia Interface)
Amy just purchased a new keyboard and mouse for her computer. Which connector will her keyboard and mouse most likely use?
VGA
IEEE 1394
USB
DB-25
A graphic designer purchased a new device. The purpose is to convert her sketches that she drew on paper to a digital format. She connects the device to her computer via USB. However, the device is not recognized by her computer. What is the next step?
This output device is not compatible.
She must locate and install the driver for her stylus.
She must locate and install the driver for her scanner.
She must purchase a device manufactured by the same manufacturer as her computer.
A device that displays data that has been processed by the computer is called:
a storage device.
a processing device.
an output device.
an input device.
Which type of device generates a hard copy, by transferring information onto paper?
An output device, such as a printer.
An input device, such as scanner.
A storage device, such as flash drive.
A processing device, such as a computer.
Study the example in the image. Which type of I/O port is shown?
Ethernet/RJ-45
IEEE 1394 (Firewire)
DVI
HDMI
What is the name of this hardware?
hard drive
monitor
motherboard
expansion card
Identify this hardware device?
hard drive
expansion card
heat sink
Central processing unit
Identify this storage device.
flash drive
SD card
hard drive
CD/DVD
Khamani needs to replace a connector on one end of the cable that plugs into his telephone. Which type of connector does he need?
DB-9
DVI
RJ-11
VGA
What is the difference between a computer's internal hard drive and a flash drive?
The hard drive stores data, whereas the flash drive stores the computer operating system.
The hard drive stores information inside the computer, whereas the flash drive stores the data information outside the computer.
The hard drive stores information inside the computer, whereas the flash drive saves the data information in the RAM.
The hard drive stores information inside the computer, whereas the flash drive stores the information in the cloud.
On which storage device would you store your computer's system files and folders?
Flash drive
Hard drive
Flash memory card
DVD
Ken wants to connect a set of speakers and a microphone to his computer. Which type of connector does he need to use?
Audio
HDMI
RJ-45
RJ-11
Which type of cable is capable of carrying both audio and video signals, and is used to connect computers and televisions?
DVI
VGA
HDMI
USB
