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WorksheetsComputer System
Total questions: 45
Worksheet time: 23mins
A second copy of a file in case the original copy becomes corrupt or is lost is known as.
Backup
Cloud storage
Data
External hard drive
Information stored and transmitted by computers as electrical signals. Data is unprocessed information that is meaningless to humans due to lack of structure.
Backup
Cloud storage
Data
External hard drive
A type of remote data storage whereby a user stores files on a server accessed over the internet. Examples include Dropbox and Google Drive.
Optical storage
Flash memory
Remote
Cloud storage
A type of data storage that uses microscopic pits on the surface of reflective discs to represent binary digits. CDs, DVDs and Blu-ray discs.
Optical storage
Flash memory
Remote
Cloud storage
A portable hard disk that is connected to the main system via USB to store information and/or increase overall capacity and performance.
Peripheral
External hard drive
Magnetic storage
Flash memory
A device that can be connected to a computer to put data in or take information out of the system.
Peripheral
External hard drive
Magnetic storage
Flash memory
Damaged and no longer readable by a computer.
corrupt
Flash memory
Remote
Cloud storage
A type of solid state data storage.
corrupt
Flash memory
Remote
Cloud storage
To access data from a far away, distant using the internet
corrupt
Flash memory
Remote
Cloud storage
Traditionally the main storage device of a computer, it is housed within the main case and provides quick access to large amounts of data.
Magnetic storage
RAM (random access memory)
Hard disk
External hard drive
One of the multiple layers of a hard disk, on which data is stored.
Magnetic storage
Platter
Hard disk
External hard drive
A type of data storage that uses different patterns of magnetization on a disk to represent binary digits. Such as hard disks, floppy disks and cassette .
Magnetic storage
RAM (random access memory)
Hard disk
External hard drive
A type of data storage that does not preserve data when the computer is turned off.
ROM (read only memory)
RAM (random access memory)
Hard disk
External hard drive
A type of data storage that cannot be modified easily, but is preserved when the computer is turned off.
ROM (read only memory)
RAM (random access memory)
Hard disk
External hard drive
Data storage other than ROM and RAM, which can store data other than temporary data and data needed to start the system.
storage device
Solid state storage
Solid state drive (SSD)
Secondary storage
A storage device that uses solid state storage, e.g. a USB stick or flash memory card.
storage device
Solid state storage
Solid state drive (SSD)
Secondary storage
A form of data storage that does not require moving parts to read or write data. USB sticks and flash memory cards use solid state storage
storage device
Solid state storage
Solid state drive (SSD)
Secondary storage
A hardware device used to record, store and transfer data, e.g. USB flash drive, hard disk, Blu-ray disc.
storage device
Solid state storage
Solid state drive (SSD)
Secondary storage
A electronic device that output data to the monitor or CRT?
Video Card
Network Card
Monitor Card
HDMI
What is the primary component of a computer?
Keyboard
Central processing unit (CPU)
Monitor
Mouse
Which of the following is not a type of computer monitor?
CRT
LCD
DVD
LED
Which of the following is a type of computer memory that is non-volatile?
RAM
ROM
Hard disk
Memory
Which of the following is an example of cloud storage?
Google Chrome
Microsoft Edge
Bing
Dropbox
The Input and output devices are sometimes called the peripheral devices because they surround the CPU and memory of the computer system.
True
False
Not Sure
Which of the following is capable of recognizing a pre-specified type of mark by pencil or pen?
OMR
Winchester
Bar code reader
Image Scanner
The process of producing useful information for the user is called
Outputting
Inputting
Processing
Controlling
A person that is in charge of verify the authenticity of bank cheques and other financial documents would rely on which of the following input device?
MICR
OCR
OMR
Barcode Reader
What does the acronym USB stand for?
Universal Serial Bus
Universal Storage Backup
Universal Serial Backup
Universal Storage Bus
What does the acronym DVD stand for?
Digital Video Disc
Digital Versatile Disc
Data Video Disc
Data Versatile Disc
A motherboard is describe as:
Pre printed circuit boards
Tiny electronic components called chips
Keyboard, monitor and printer
A set of instruction
______________ can be used in post offices or postal services for character recognition.
Touch Screen
OMR
Scanner
OCR
It convert human touch into signals that is used as inputs__________?
Web Cam
Touch Screen
Scanner
Graphic tablet
The input device used to accept sound?
Speaker
Voice input
Microphone
Juke box
What type of keyboard is used on the image above?
QWERTY Keyboard
Braille Keyboard
Concept Keyboard
Wireless Keyboard
State which of the following sensors can determine how hard or soft the button is pressed?
Proximity sensor
Pressure sensor
Temperature sensor
sound sensor
State which of the following sensors can determine how near or far a car is to the wall?
Proximity sensor
Pressure sensor
Temperature sensor
sound sensor
A floppy disk can be categorised as:
Input Device
Output Device
Processing Device
Storage Device
RAM is considered to be very important for the computer to function. Which of the statement is NOT true about a RAM?
Information is lost when the computer is off
Hold data and programs currently being used
The computer manufacturer burns instruction on the chip
User may alter RAM's content any time
Which step in the machine cycle consist of translating the instructions into machine language or binary code?
Fetch
Execute
Decode
Store
Which of the storage device has the least amount of storage?
CD's
DVD's
Flash drive
Hard drive
Which of the storage device has the MOST storage capacity?
CD's
DVD's
Flash drive
Hard drive
Which of the following is NOT a type of printer?
Dot-matrix
Inkjet
Laser
Dot-laser
Which printer would best used for low quality printing
Dot-matrix
Inkjet
Laser
Dot-laser
An antivirus can be categorised as:
Virus
Software
Processing
Storage
Tiny dots that make up an image on a monitor are called_______?
Platter
Microfiche
Pixel
Resolution
