Examlex
CUSTOMER
RENTALS
In the table RENTALS, Rtn provides the rental number (the primary key., Cname refers to the Cname in Customer, Pickup is the city where the car was picked up, and Return is the city where the car was returned.
RENTCOST
In RENTCOST, COST shows the base cost of renting a given MAKE for one day.
CITYADJ
If the return city of table RENTALS is the one listed in table CITYADJ, the cost of the rental is multiplied by FACTOR and by DAYS shown in table RENTLENGTH below.
RENTLENGTH
RENTLENGTH shows the number of DAYS for the rental number (RTN) of the table RENTALS (this table exists for the sake of testing SQL. Normally, the data here should be part of table RENTALS.
-The Cnames appearing in the result of the execution of the ORACLE SQL query SELECT Cname FROM CUSTOMER
INTERSECT
SELECT Cname FROM RENTALS
Are the following:
MouseListener Interface
An interface in Java that contains methods to receive and handle mouse events like clicks and movements.
Defines Methods
Describes how functions or procedures are specified or outlined within classes or interfaces in programming.
Container
An object used to hold and organize multiple elements, typically allowing for storage, retrieval, and manipulation.
Superclass
The class from which a subclass inherits features such as methods and variables in object-oriented programming.
Q16: A nested query in which the inner
Q30: A Sequential File is a simple file
Q50: SELECT SUM(VOTE1)AS S1,SUM(VOTE2)AS S2, SUM(VOTE1)-SUM(VOTE2)AS S3,SUM(VOTE1-VOTE2)AS S4<br>FROM
Q52: Which one of the following indicates poor
Q55: Which of the following is not true
Q63: Repeating the information already contained in an
Q73: In an outer join operation,the join condition
Q76: A table is in _ if it
Q81: Hearing is:<br>A)an automatic brain response to sound.<br>B)concentrating
Q101: A time-oriented listener is interested in:<br>A)the organization