The reason why a database table is in the second normal form (2nf), but not in the third form (3nf) is because:
a. there is a non-prime attribute that is transitively dependent on the key of the table.
b. there is a one-to-many relationship embedded in the table.
c. both a. and b.
d. neither a. nor b.

Creating "smart interfaces" in all sectors of industry, government, and the public arena is one of the fastest growing hct areas. these interfaces model, interpret, and analyze such human characteristics as speech, gesture, and vision. the field of biometrics, in which humans authenticate themselves to machines, is an area of considerable interest to hct practitioners. fingerprint scans are one of the most frequently used biometric options, and this article, biometric student identification: practical solutions for accountability & security in schools, makes a case for the implementation of fingerprint scans in schools. critique the article, and answer the following questions: according to the author, what are the main benefits of adopting fingerprint scans in schools for student identification? according to the author, what are the main drawbacks of adopting fingerprint scans in schools for student identification? do you agree with the author's assessment of the pl

22. sata3 allows for data transfer rates of 600 mb/s. explain why you would likely not be able to copy data from one hard drive to another at anywhere close to this speed. also, what could be upgraded on the computer to achieve transfer speeds closer to 600 mb/s

Click the "draw structure" button to activate the drawing utility. draw two diastereomers of (1z,4r)−1,4−dimethylcyclodecene and name them, including (e)/(z) and (r)/(s) notation. part 1 out of 4 draw the diastereomer containing a chiral center with s configuration here. window open