Handouts should contain not more than two slides per page.

Answer the following statement true (T) or false (F)


False

Computer Science & Information Technology

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In the figure above, the item numbered 2 indicates the ____.

A. XML parser B. DTD C. XML prolog D. XML application

Computer Science & Information Technology

A(n) ________ can display a user-friendly list that is either linked to another field in a related table or a value list

Fill in the blank(s) with correct word

Computer Science & Information Technology

Assume a schema for the following set of relations :

Shelves(Sid, Size) with primary key Sid
Items(Iid, Man, Name, Space, Cost, Price) with primary key Iid
Stores(Iid, Sid, Remove Date) with primary key Iid
(a) Give a SELECT statement that returns all rows of Shelves. (b) Give a SELECT statement that returns all rows of Shelves corresponding to shelves that have a size greater than 100. (c) Give a SELECT statement that returns the manufacturer and name in all rows of Items corresponding to items whose retail price is more than twice its cost. (d) Give a SELECT statement that returns the manufacturer and name in all rows of Items corresponding to items stored on the shelf whose Sid has value 12345. (e) We would like the database schema to enforce the restriction that, for any item stored on a shelf, the space occupied by the item not exceed the size of the shelf. Use SQL to do this.

Computer Science & Information Technology

POP3 is an online music service

Indicate whether the statement is true or false

Computer Science & Information Technology