Storage refers to ______ data and information
Long-term, permanent access of
A hard disk contains one or more inflexible, circular platters that use _____ to store data, instructions, and information
Magnetic Particles
Cryptocurrency is more vulnerable than a national currency because it _____
Is not backed by a government
Which of the following is NOT TRUE about RAM
RAM is a type of non-volatile memory
Memory cache helps speed the processes of the computer because it
Stores frequently used instructions and data
Transfer Rate
The speed with which data instructions and information transfer to and from a device.
Optical disc
Storage medium that consist of a flat round portable disc made of metal plastic and lacquer that is written and red by a laser.
Access time
The amount of time it takes a storage device to locate an item on a storage medium, or the time required to deliver an item from memory to the processor
Solid-state media
Consistent entirely of electronic components, such as integrated circuits and contain no moving parts
Cache
A temporary storage area that helps speed up processing by storing frequently use instructions and data
Items on a storage medium remain intact even when you turn off a computer or mobile device
True or False
True
Reading is the process of transferring items from a storage, medium into memory
True or False
True
Destiny is the number of bits in an area on a storage medium
True or False
True
A group of two or more integrated hard devices is called a SAN
True or False
False
When an applications instructions and data are transferred to memory from storage devices, the instructions and data exist by bytes
True or False
True
A storage medium is also called what? What does its location do?
Secondary storage
Located where a computer keeps data, information, programs and applications.
Memory
Consist of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the data into information.
Is a storage memory nonvolatile or volatile?
Nonvolatile
Volatile
Most
What is Digital Storage?
The process of recording data (text, images, audio, video) digitally so it can be retrieved and used later
What are 3 ways to secure and protect data?
Encryption
password protection
physical protection
What are some emerging digital storage tech technologies?
NVMe (non-volatile memory express)
Holographic storage
DNA storage
Why is backing up data important and what is the 3-2-1 rule?
Packing up data is extremely important because it protects your files, photos documents and other digital content from being lost or damaged
3-2-1 rule
3 copies
2 different media types
1 offsite copy
