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WorksheetsIT: Revision Chapter 5
Total questions: 20
Worksheet time: 10mins
"Data is stored on remote server and can be access from the Internet." This statement are referring to ___
Secondary storage
Cloud storage
Internet based storage
First hand data storage
Which of the following is not a storage media?
CDs and DVDs
tape and PC cards
monitors and printers
floppy disks and hard disks
Which of the following statements refer to CD-R?
Can be read only
Can be written on only once
Can be read, erase and write again
Can be written on multiple times
_______ is the process of copying or archiving files and folders for the purpose of being able to restore them in case of data loss.
backup
disk cache
portable hard disk
Redundant Array of Independent Disks (RAID)
What is disk access time?
Speed of computer memory in one cycle
Time needed to access data from a disk
the activation time for the read/write head
time for track moves under pin
How RFID readers work?
Transfer data in straight line.
Use electromagnetic induction in order to transmit information.
Reads the radio signal and transfers the information to a computer or computing device.
Bounce signals from one side of Earth to the other, and transmitted it via computing devices.
3 types of files organization are ___
wired, wireless and hard bound
Direct, broadcast and closed
Parallel, serial and hybrid
Sequential, indexed and direct
Which of the following statement is FALSE?
100 MB is equivalent to 0.1GB
Data capacity for diskette is 1.44MB
500GB is equivalent with 0.5TB
Data capacity for CDRW is 700GB.
What is a storage medium?
Device that accept hardcopy data
Physical material used for storage.
Process of transferring items from memory
Hardware that records and retrieves items to and from storage media
______ is a plug-and-play portable storage device that uses flash memory and is lightweight enough to attach to a key-chain.
CDRW
Diskette
Pen drive
External Hard disk
The contents on the CD-ROM can only read by computers, cannot be deleted or modified.
TRUE
FALSE
Reading is the process of transferring items from memory to a storage medium
TRUE
FALSE
Capacity is the number of characters a storage medium can hold.
TRUE
FALSE
Storage media refers to hardware that records and retrieves items to and from storage device.
TRUE
FALSE
CD-ROM, CD-R, CD-RW and DVD are ALL type of optical disk storage.
TRUE
FALSE
______ have the longest life of any storage media.
Diskette
CD-RW
Microfilm
Hard disk
Storage media is a ______ medium, because the content retained when power is off.
complex
non-complex
volatile
non-volatile
A track is a narrow recording band that forms a full circle on the surface of the disk.
TRUE
FALSE
Which of the following is NOT an example of storage device?
CD drive
Pendrive
DVD drive
Diskette drive
The following are factors to determine access time EXCEPT
Seek time
Waiting time
Head switching
Rotational delay
