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WorksheetsCXC IT (2020) S1 SO 3 Computer Storage
Total questions: 120
Worksheet time: 58mins
Which of these is RAM?
Which of these is a Hard Disk Drive (HDD)?
Which of these is primary storage?
Portable HDD
SDD
HDD
ROM Chip
RAM
Which type of storage is directly accessible to the CPU?
Primary
Secondary
Offline
Volatile storage keeps data when power is removed
True
False
Which of these are optical storage?
DVD
CD
DVD-RAM
Blu Ray
Which of these is primary storage?
Which of these is not secondary storage?
Portable HDD
SDD
HDD
DVD Disc
Which of these are non-volatile?
Which of these are magnetic storage devices?
What type of storage is this device?
Primary
Secondary
Offline
Which of these are not optical storage?
Solid state storage has no moving parts?
True
False
Memory cells can switch between two states, 0 & 1
True
False
The _____ is the brain computer.
Main Memory
Central Processing Unit
Cache
ROM
The computer has ______ memory for immediate task and ______ memory for permanent storage
short-term
volatile
long-term
short-term
none of the above
short-term
long-term
When you run a program your operating system allocates area within _______ memory for performing those instructions.
long-term
ROM
short-term
flash
Latency time is the time taken by the CPU to access location to retrieve, modify or create data
True
False
Random access memory means that all location within the memory unit must be accessed in a specific order.
True
False
Secondary storage have a higher latency than Primary storage
True
False
Small high speed internal memory is
RAM
SRAM
Cache
ROM
_____ is the most common type of memory and ______ is the fastest and most expensive memory
RAM
Cache
SRAM
DRAM
Cache
RAM
DRAM
SRAM
(a) is a device that uses optical technology to save data.
(a) memory are chips or modules that you attach directly to the motherboard.
RAM stands for
Read Access Memory
Random Access Module
Random Access Memory
_________ are memory devices that are connected through cables.
External Hard disk
CD
ROM
___________ is used to store applications and data currently used by the computer.he Computer.
Primary storage
Secondary storage
A 1TB hard drive is a _________ storage.
primary
secondary
A DVD is a _________ storage device.
primary
secondary
What is one type of early storage medium?
Punch card
HDD
Floppy disk
USB Flash disk
What are the two storage types that is currently used today?
ROM
RAM
Punch card
Light switch
What does ROM stand for?
Read only memory
Read one memory
Rewrite old memory
Renew old memory
Why do we use ROM?
When we repeatedly use data
When we want to temporary store data
When we want to save
When we want to read data
When is ROM usually used in a PC?
When starting a PC
When saving a game
When saving a document
When processing video
Where else can we find ROM?
Video game cartridges
CD
Mouse
Keyboard
RAM is used to hold temporary data before being processed?
True
False
Why is RAM called as Random Access Memory?
Data is stored randomly
Data can be access randomly
Memory only remembers data randomly
Name this component
ROM
RAM
CPU
GPU
What will happen if you don't have enough RAM storage in your computer?
Computer will freeze
Computer will work well
Computer will be destroyed
Computer will get virus
Name this component
ROM
RAM
GPU
CPU
Smallest unit of data:
byte
bit
kilobyte
nibble
A ________ is a group of 8 bits.
nibble
byte
kilobyte
Yottabyte
____________ is a permanent memory.
RAM
ROM
Hard Disk
CD
Backup memory or secondary storage memory is used to :
store data temporarily.
store large amount of data permanently.
A storage device used inside digital camera.
Blu ray disk
Pen drive
DVD
Memory Card
.................... is computer memory that can be directly accessed by the CPU
Primary storage
Hard disk
SD Card
CD
Computer main memory is known as primary storage
False
True
ROM is ...
Read/write memory
Read access memory
Read only memory
............. memory loses its data once power to the memory chip is interrupted or lost.
Volatile
BIOS
BIOS stands for ..........
Basic input/output system
Byte input/output sequence
ROM .....
(Tick 3 answers)
Its contents cannot be changed or overwritten
Used to store the computer boot up instructions (BIOS)
It is classed as non-volatile memory and stores its data once the power is off
Volatile memory
RAM ....
(Tick 3 answers)
CPU can access any memory location, at any time, in any order.
Does not lose its data when the power is turned off
Volatile memory
Used as fast access storage as it is quicker to access by the CPU
What is backing storage used for?
To enable the user to put information into the computer system
To output information from the processor to the user
Storing files for later use or to take them to another computer system
For storing instructions which tell the computer how to start up the operating system
The CPU is an example of a storage device.
True
False
1 byte is bigger than 1 bit.
True
False
Which of the following file sizes is smallest?
Kilobyte
Terabyte
Gigabyte
Megabyte
Which of the following file sizes is largest?
Kilobyte
Terabyte
Gigabyte
Megabyte
Which of the following is not an example of a storage device?
DVD
Blu-Ray Disk
Monitor
External Hard Drive
Which of the following storage devices is most likely to be used in a smartphone?
Memory Card
External Hard Drive
USB Memory Stick
Floppy Disk
How many bytes comprise a kilobyte?
10
100
1,000
10,000
The term capacity refers to
the amount of data you can store on the device
how shiny the device is
how easily you can damage the device
the speed of the device
All types of media used on computer are stored in files.
True
False
A file stored on a computer is called
File
videos
Data file
Folder
A place where computers store data files is called?
Box
Data file
save as
Computer storage
One of disadvantage using storage drive is....
You can lost it easily because it is small
It required network
You will not be able to use file at other computer
Three types of computer storage are...
Disc, usb, storage drive
Google drive, flash drive, usb
Storage drive, network storage, flash drive
Text documents, pictures, music
Example of network storage is...
Floppy disk
USB
RAM
Google drive
Advantage of network storage is..
It is small and portable
You can open your files at any computer
It built into the case
A flash drive is a
Built into the case
Small portable storage drive
It provides you agility, global scale and durability, with “anytime, anywhere” data access.
Total Cost of Ownership
Information Management
Cloud Storage
Scrutinize SLA
A best practice wherein you have to understand why you are paying for it and how much you are paying for it.
Total Cost Ownership
Beware of Hidden Costs
Plan your Storage Future
Follow your business needs
Cloud storage is a cloud computing model that stores data on the Internet through a cloud computing provider who manages and operates data storage as a service.
True
False
Cloud storage does not allows IT to quickly deliver the exact amount of storage needed, right when it's needed.
True
False
Cloud platforms are very secure compared with your own premise data centers, some of the cloud providers can come to an agreement where you can lay out your preferred terms in which what kind of security needs to be implemented.
True
False
Which one is the advantage of cloud storage?
The user has no control over their data
Many programs can be run at the same time, regardless of the processing power of your device
Accessible anywhere with an internet connection
Portability
What is cloud computing?
Storing files on the Internet
Running programs on a remote server
Running an operating system
All of the above
What is cloud storage
Servers hidden in clouds
Closed Locations Of Underground Drill Storage
A type of storage that can be accessed with an internet connection
A type of storage that can be accessed in the clouds
Does cloud storage have to be free
Yes
No
Why would I know??!?1?
Which of these is an example of cloud storage
Google Drive
SSD's
Apple Iphones
Linux
Does Apple have their own cloud storage?
Yes
No
What is a disadvantage of cloud computing?
It is vulnerable to hacking
The storage can be easily expanded
Portability
All of the above
What can you store on the cloud server?
documents
videos
music
all of the above
Backups protect against data loss due to...
file corruption
hardware failure
hardware failure and file corruption
neither
Which of the following backup options are considered removable media?
USB flash drives
NAS devices
Cloud storage
Local SATA drives
•You don’t need a powerful computer with a huge hard drive – everything is stored and run on a remote computer. You can this advantage on?
the Internet
Local area networks
optical devices
cloud storage
Saving a digital picture to a hard drive
D, A, B, C
B, C, D, A
True
False
Which of these is an advantage of cloud storage?
The user has no control over their data
Many programs can be run at the same time, regardless of the processing power of your device
Accessible anywhere with an internet connection
Portability
What is cloud computing?
A Network of computers and printers that is available within an organisation.
A type of Internet-based computing that provides shared computer processing resources and data to computers and other devices on demand.
A process of scheduling computer programs to work autonomously
Storage of Data on servers that is accessible by all members of an organisation
What is a possible risk of cloud computing?
Lack of Access to Data
Full control over the data
Storage of data without control over the location of where the data is stored
Lack of the ability to back up data
You can share information with colleagues and employees far more easily using the cloud.
True
False
Cloud Computing provides cost savings through reduced facility, hardware/software investments, support.
True
False
This is a logo for?
Dropbox
Linode
VMware
Digital Ocean
What is the greatest advantage of local backups?
Speed
Cost
Safety
Geographic diversity
Which of the following is a best practice when backing up data?
Back up your data to an external device or digital media.
Back up your data to a folder on the same internal drive you use on a daily basis.
Back up your data to the same partition that contains the Windows operating system.
Back up your data without using encryption to make sure it is readable when restored.
What is the primary purpose of performing an offsite backup or storing backups in an offsite location?
Valuable data is protected in case of a disaster.
There will be no disruption of service in case of a disaster.
Backups should be stored away from computers because of the magnetic fields generated by computers.
It prevents mixing up of backed up data.
Using locally attached storage is usually _____________ for a home/small business
cost effective
safer
more reliable
none of these
What is cloud computing?
Cloud computing means that your computer is stored remotely
Cloud computing is the provision of computing services over the internet. These services are accessed by the user locally on the hard drive of the user's computer
Cloud computing is the provision of computing services over the internet. The data and applications provided are accessed by the user remotely from the host company's servers.
Cloud computing is the provision of computing services over the internet. The data is stored remotely on the network of the user.
Cloud storage can be provided as a service by allowing your data to be stored...
remotely on the host company's servers
remotely on your local computer
locally on your network
locally on your remote computer
Cloud computing services such as storage and software...
Can be accessed on any device
Are always free
Can be accessed by any device that is connected to a LAN
Can be accessed on any device that is connected to the internet
An advantage of cloud storage is...
It is easy to increase the amount of storage available
It is always free to increase the amount of storage available
An internet connection is not needed to access your data
An internet connection is needed to access your data
