Henry uploaded the photos of his birthday to a cloud storage system. He feels that it’s a safe option for data storage. His frie
nd suggested that there may be a disadvantage to cloud storage. Which disadvantage is Henry’s friend referring to? A. The owner may not be able to delete the data after the upload.
B. The file format of the images may be corrupted.
C. The service can sell the data without notifying the owner.
D. People can alter the data without notifying the owner.
E. The data is not under the owner’s direct control.
E. The data is not under the owner’s direct control.
Explanation:
Disadvantages of cloud storage:
Need for internet connection: We need to accept the fact that the internet connection, whether by broadband, 3G, 4G or 5G. Opening and retrieving data in the cloud becomes impossible without the internet.
Mistrust: Security breaches are very rare, especially if your content is stored on large enterprise servers that invest heavily in security.
Internet laws are unclear - and are different in each country: Because servers are scattered around the world, cybercrime is a doubt: in case of a leak, the hacker should be tried according to the virtual laws of the country in which is the server or country of the user who uploaded these files?
Price: Yes, there are free options, but companies and business owners who create and access large volumes of files may need paid plans to meet their needs.
There are way in separating mixtures of chlorides salts such as that of sodium chloride and ammonium chloride. It can be done by crystallization, filtration or sublimation. If we want to separate the mixture, we have to heat up to 330-350 degrees Celsius and collect the gas that will be produced.
