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WorksheetsEvaluating Data Storage Methods
Total questions: 7
Worksheet time: 6mins
Which of the following is a significant security concern when using local storage for important data?
Data can be accessed remotely by multiple users
Devices may be physically stolen or damaged
Ongoing subscription fees can be high
Data is not automatically backed up to the cloud
When considering the cost of storing large amounts of data, which factor most affects the total expense of cloud storage compared to local storage?
The physical size of the storage device and warehousing requirements
The amount of data stored and how often it is accessed
The colour of the storage device
The temperature of the storage environment
John is a photographer that does wedding photos. After each wedding he edits the photos and provides the couple with a USB with all of the photos loaded on it. Discuss one advantage and disadvantage of using a USB over other data storage methods.
What is a notable benefit of data warehouses in terms of handling growing data needs?
They are limited to a single user at a time
They can be scaled to manage increasing volumes of data from various sources
They require little to no technical expertise to operate reducing staffing costs
They are suitable for temporary data storage making them a fast, low cost solution.
For files that need to be accessed frequently and quickly, which storage method is likely to provide the best retrieval speed?
Local solid-state drive (SSD)
Cloud storage
External DVD drive
Tape backup system
Which backup approach is most effective for protecting data against both hardware failure and natural disasters?
Local backups on a single device
Using multiple portable media for backups
Combining local and cloud-based backups
Not performing any backups
What is a potential issue with storing sensitive government data in the cloud?
Data may be slow to retrieve via overseas data centres
Data may be stored in overseas data centres, which can raise privacy concerns
Cloud storage can only be accessed by a single device at a time, slowing access speeds
Cloud storage cannot be encrypted
