Q#17. Tony receives an e-mail from Bank of America that asks for his userID and
ID: 3699636 • Letter: Q
Question
Q#17. Tony receives an e-mail from Bank of America that asks for his userID and password. This e-mail, most likely, is an example of
A. Phishing
B. Pharming
C. Trojan Horse virus
D. Denial of service attack
Q#18 Which of the following replicates and spreads itself?
a. Encryption
b. Worm
c. VoIP
d. Spyware
Q19. Diane has developed an app to provide fashion tips to teenagers. What would be the best medium for her to introduce her product?
a. Blogs
b Newspapers
c. Social networking sites like Facebook
d. crowdsourcing
Q#20. In following relations:
CLASS(Class_ID, class_date, Semester, faculty_id)
Faculty (faculty_Id, Faculty_name, education). What is the foreign key?
a) class_id
b) faculty_id
c) Faculty_name
d) none of the above
Q#21 Explain the meaning of different parts of a URL
(3 points)
Ex: http://www.irs.gov/
Explain the meaning of each term in the url in generic terms; clearly identify the domain
Q#22.
Discuss the following:
(6 points)
a. What is the difference between Neural Network and brain?
b. Mike Smith wants to achieve 10% sales growth. What system is he most likely to use? (ES, GIS, NN, ES, DSS) and why?
c. Currently Burger to go serves walks in customers who stand in line and order. Lunch time lines get long and many customers leave without ordering. This is costing Burger to go much lost revenues. How can technology be used to mitigate this problem? Explain your answer.
Q23 Convert the following number
(3 points)
(201) into 8-bit ASCII code
Q # 24 Sammy needs to make a decision, if his balance is more than $800, he wants to take out $600 from his account, if it is less than or equal to $800, he wants to take out $100. Once money is withdrawn bank must update customer’s balance. Draw this decision in a flow chart.
Explanation / Answer
Answer is as follows :
Accoeding to Chegg's Policy, I will provide the answer of first four MCQ's, Please repost other :
a) This is the type of DOS attack i.e. Daniel of Service Attack becasue the email scams are covered under this attack.
So the correct option is D
b) Worm is type of virus which replicate itself.
So correct option is B
c) The teenagers are now a days fully attached with social media more than newspaper or blogs.
So correct option is C.
d) The foreign key of one table is primary key of other table. So here Faculty_id is Primary key of Faculty table but used in class table as foreign key.
So Foreign key is Facult_id.
So correct option is B.
if there is any query or need other answers please ask in comments....
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