PLEASE HELP ASAP You are volunteering to help seniors learn how to use computers. You see a lady read a suspicious e-mail. Before you can stop her, she clicks on the link in the e-mail and her screen goes blank. What just happened?

She was hit with a DDoS attack.

An ironically time power outage.

It was a bad link that didn't work.

The link downloaded malware to her computer.∩
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By refraining from constructing a building until they are certain that it will not cause harm to the environment, an organization is adhering to the

Using least squares fitting, you are to fit the data sets to the following models and solve for the parameters ai , where i is the index of the parameter. the input/output data for the systems are linked in the bblearn site. for each of the systems use matlab to plot the supplied data vs. the model fit on one plot. include your code in the solutions. (a) linear fit "lineardata. mat" y=a1x^3 + a2x^2 + a3x + a4 (b) plant fit "plantdata. mat g(s) = a1/(s + a2)

Apython programming question: assume s is a string of lower case characters. write a program that prints the number of times the string 'bob' occurs in s. for example, if s = 'azcbobobegghakl', then your program should print number of times bob occurs is: 2