Answer:
Changing the customer number on a record in the Orders table to a number that does not match a customer number in the customer table would violate referential integrity.
If deletes do not cascade, deleting a customer that has orders would violate referential integrity.
If deletes cascade, customer can be deleted and all orders for that customer will automatically be deleted.
Answer:
James Gleick believes that they immerse themselves in a rich textual world. The answer is C.
Answer: B. graphs
Jamie can use graphs to describe the data she enter such as names, grades and the scores of the group of students. In addition, using graphs will allow the reader to create visualization of the data, which will help the reader to easily understand and define the main purpose of the data entered.
<span> In a network that uses WPA2-PSK encryption you can bypass the encryption by using the weakness in the WPA2-PSK system and that is the following:the encrypted password is shared in what is known as the 4-way handshake. </span> When a client authenticates to the access point, the client and
the AP go through a 4-step process of authentication.
Security/Insider threats.
As much as cloud computing is good for your organization, just know that someone is looking after your data. The cloud provider does everything for you from maintenance to managing security. The bigger picture here is that users are entrusting their data to someone else. Although the work of cloud providers is to ensure that your data is safe, some are not always looking after your best interests.
Cyber-attacks.
Any time your data is stored on the cloud, you are at a higher risk of cyber-attack. Vulnerabilities such as DDoS attacks might occur and this single point of failure is in the cloud. As cloud computing continues to become more sophisticated, so do cyberattacks. As much as the security is right, hackers will go to any lengths to penetrate the systems.
