WorksheetsDevice and Media
Total questions: 26
Worksheet time: 20mins
Backing up refers to the copying of files/data to a different medium in case of a problem with the .....
Main Storage Device
External Storage Device
Main Secondary Storage Device
Hard disk drive
Why back up data? Pick 3 reasons
Safeguard against loss data due to the storage device failure
Safeguard against virus
Safeguard against hackers
24/7 availability
Three main reason that cause loss data in the computer main storage devices
Failure of the original secondary storage devices
Corrupted files
Hardware failures
Out of date Operating System
The weakness of backing up files, the (a) could attach itself to the files, which mean the backup files reloaded.
Which type of access that access each record in turn until the required record is found?
Serial
Direct
Storage device that uses serial access and in a very slow form of data access, called?
Magnetic tape
CD-R/CD-RW
Memory stick
HDD
What is the term used to measure the size of memory or storage device?
Bit
Byte
What is RW means in CD-RW?
Write once only
Can only be read
Can be written to or read from many times
The data stored in CD/DVD-ROM, is stored as a series of?
Pits and Lands
Digital media
1 and 2
Label and Tags
This is a picture of a...
Optical Disk (CD, DVD, Blu Ray)
HDD
USB
Memory card
This is a picture of
External hard drive
Hard disk
Pen drive
SSD
Below is not an advantage of optical disks.
Very cheap
easily portable
higher capacity than hard drives
None of the above
A magnetic tape has (a) access.
A blu-ray disk is uses a blue/violet laser to read the disk instead of the (a) laser used for DVDs.
A hard drive has (a) access.
A hard drive contains several disks where data is stored in concentric circles on the surface known as tracks and sections within each track are called (a) .
The ______ ______ table maps the locations in which files and folders are stored on the disk.
(a)
What is meant by storage capacity?
Storage capacity refers to how much the cost of storage devices .
Storage capacity refers to how much disk space one or more storage devices provides.
Storage capacity refers to a circuit board that enhances functions of a component of the system unit
What does BIT stand for?
Binary Integrated Technology
Binary Digit
Binary Instruction Terminology
Binary Intermittent Time
Which is the smallest form of data?
Bit
Byte
Nibble
8 Binary Digits
How many Bits are in a Byte
2
4
10
8
Which is larger?
Bit
Byte
Which hard drive has no moving parts?
SSD
HDD
Binary on an optical disc is read as what?
Pits and lands
Magnetic 1s and 0s
Tiny Holes that light shines through
Tiny 1s and 0s printed on the disc
One of the easiest storage devices without moving parts is a(n)...
Optical Drive
Flash Drive
HDD
Floppy Disk
Which is larger?
Megabyte
Gigabyte
