CIS 1A COMPUTER STORAGE

Which of the following are characteristics of solid state drive storage devices

-Durable, no moving mechanical parts -Use electronic circuits to store data

Which of the following are characteristics of a CD

-Holds approximately 700 MB of data -Uses pits and lands to store data

Which of the following are characteristics of cloud storage?

-Servers act like giant hard drives -Files are backed up, (stored on multiple servers) -Users can download files to other devices on the Internet

Which of the following advantages of SSD storage?

-Very fast -Data are available when not connected to the Internet -Durable and reliable

which of the following three are the methods of using cloud storage?

-emailing a file to yourself -saving a photo on Flickr -Purchasing online storage space

which of the following are commonly use names for universal serial bus USB drives

-flash drive -thumb drive

Which of the following two are characteristics of a Blu-ray disc?

-pits and lands that are read by a blue spectrum laser beam -a plastic disc w/ a reflective coating

which of the following are video file compression

-quicktime -AVI -MP4

two advantages of using a universal serial bus (USB) drive instead of a DVD

-shorter access time -more durable

regarding access time, the:

-shorter the access time, the faster the hard drive.

which of the following are characteristics of solid state drive (SSD) storage

-uses flash technology -Has no mechanically moving parts -Uses the same technology that is found in USB drives (thumb drives)

1000 bytes equals ______. roughly enough to store a short email in plain (not rich) text.

1 kilobyte or KB

One kilobyte equals _____ bytes.

1,000

Rank these in order of size with the smallest on top

1. Byte 2. Megabyte 3. Gigabyte 4. Petabyte

Would be used to store a single bit of data

1. a transistor 2. a hole in a punchcard

Which of the following provide data storage?

1. external hard drive 2. server bank 3. solid state drive (SSD)

items commonly found in a traditional hard drive

1. stores data magnetically 2. platter 3. read/write head

Tablet or Smartphone capacity

16-256 GB

DVD capacity

3-5 GB

which of the following items uses approximately one terabyte of data?

40 blu-ray movies

laptop capacity

500 GB to 1 TB

DVD-RW

A disc that can be burned multiple times

Judy wants to purchase a Blu-ray disc that can be recorded on multiple times she should choose discs that are labeled ______

BD-RE

match the following associated with optical media

BLU-RAY DISC: -50 GB -often used to store hi-definition movies -used to store HD movies DVD: - 4.5 GB -used for movie rentals (non-HD) CD: -700 MB -used for music albums

which optical drive media stores approximately 700 please MBs id data

CD

The fact that data on servers are nearly always backed up onto other servers gives ______

Cloud a major advantage over other data storage methods

Older lossless format, popular with simple animations

GIF

categorize the following as either memory or storage

MEMORY: -random access memory (RAM) -processor registers -L3 Cache STORAGE: -blue ray disc -solid state drive (SSD) -universal serial bus (USB) drive -read only memory (ROM)

A legacy audio format that has largely been replaced by higher quality AAC and WAV audio format is the _______

MP3

A popular lossy video and audio compression format is the _____ format

MP4

Which of the following are the disadvantage of SSD storage?

More expensive than traditional hard drive storage

which of the following are the disadvantage of SSD storage

More expensive than traditional hard drive storage

Most popular lossless image compression format

PNG

Which of the following are image compression formats?

PNG and JPEG

when referring to digital storage RAID stands for

Redundant Array of Independent Discs

categorize as storage device or storage media

STORAGE DEVICE: -optical drive -external hard drive -blu-ray player STORAGE MEDIA: -discs (CDs) -DVDs -Blue-ray disk

because they use flash best technology ____ Drive provide portable, fast and reliable storage at a relative

USB

type of storage device

USB drive

A hole in a punchcard, a transistor on a circuit board, or the reflective element on a digital versatile disc (DVD) each represents the smallest unit of data storage called a ___.

a bit

CD-R

a disc that can be burned once

DVD-ROM

a disc that cannot be burned

in American standard code for information, interchange (ASCII), eight bits equals one ____

byte

Some new laptops come with an L3 ____ with a capacity of up to 8 MB.

cache

Three important types of memory on your computer include registers, random access, memory ROM, and

caches

having your files stored on multiple online servers means there is minimal risk of your data being lost. This is a significant advantage of using _____ storage.

cloud

Because it allows for their files to be accessed from any device on the Internet, many years has like to back up their files using _____

cloud storage

One disadvantage of cloud storage is that ____

data is only available when you're online

a significant advantage of using a solid state drive instead of a traditional hard drive is that a solid state drive uses ______

electronics

A laptop computer's memory capacity is measured ____ or terabytes of data

gigabytes

A laptops computers RAM is measured in

gigabytes

Most laptops have hard drive capacities measured in ___ or terabytes

gigabytes

blu-ray disks have pits and lands that absorb or reflect a laser beam, and can store approximately 50 _____ of data

gigabytes

Because a metal platter is physically spinning, hard drives have ___ access times than solid state hard drives.

longer

Because it reduces audio files sampling rates to save space. The MP3 format is a(n) ______ compression format.

lossy or audio

A large ____________ can remove data from a traditional hard drive, but would not hurt a Blu-ray disc.

magnet

A desktop computer will typically use a ____ for most internal storage

magnetic hard drive

Flash technology provides fast access time since it uses no ___________moving parts.

mechanical

One million bytes of data equals one:

megabyte

one million bytes equals a ____ of data. that is enough to store the text in approximately four books in plain text.

megabyte or MB

because it is small energy, efficient, and fast ____ cards/drives is/are often used to increase smart phone or digital camera storage capacity

micro-SD

A storage device that uses lasers to read CDs, DVDs, or Blu-ray discs is referred to as a ____ drive

optical

server banks have capacities measured in _____

petabytes

DVD store data using

reflective coating that has pits and lands

the ____ the access time, the faster your data will reach your processor

shorter

The components of a computer that allows data to be retained after power is turned off is referred to as

storage

Blu-ray discs and DVDs are ___media.

storage or optical

1000 GB equals 1

terabyte

because they are inexpensive and reliable, _____ have become extremely popular storage devices

thumb drives USB

USB drive

uses electronic circuits to store data durable very fast, also called a "thumb drive" or a "flash drive"

Optical Media

uses lasers to read/write data DVDs Blu-ray discs DCs