________ technologies allow users to interact with other people on the web, instead of just clicking the links provided
Fill in the blank(s) with correct word
Web 2.0
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I have a pointer, nodePtr to a node that is a struct in a linked list. I want to access the member named data. I do this using the expression
a. nodePtr.data b. nodePtr->data c. *nodePtr.data d. (*nodePtr).data e. data is private, you can’t access data under any circumstances.
For each of the following schedules, state whether the schedule is serializable, conflict- serializable, view-serializable, recoverable, and whether it avoids cascading aborts:
(a) read(T1, balx), read(T2, balx), write(T1, balx), write(T2, balx), commit(T1), commit(T2) (b) read(T1, balx), read(T2, baly), write(T3, balx), read(T2, balx), read(T1, baly), commit(T1), commit(T2) (c) read(T1, balx), write(T2, balx), write(T1, balx), abort(T2), commit(T1) (d) write(T1, balx), read(T2, balx), write(T1, balx), commit(T2), abort(T1) (e) read(T1, balx), write(T2, balx), write(T1, balx), read(T3, balx), commit(T1), commit(T2), commit(T3)
Match the following four terms to their appropriate description:
I. Join Type A. Used to ensure the common field always contains identical values II. Enforce Referential Integrity B. Used to make changes to the Primary table translate to the Related III. Cascade Update C. Used to change the join from Inner to Outer IV. Cascade Delete D. Used to take away fields from the Related table if done in the Primary
Let set U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {0, 1, 2, 3}, B = {1, 3, 5, 7, 9}, and C = {x | x 
N such that 3 
x 
15}. Perform the following operation.A 
(B
src="https://sciemce.com/media/4/ppg__examview__ch32__00001_res__sa020-5.jpg" border="0"> C) What will be an ideal response?