Which of the following creates a virtual relation for storing the query?

In the architecture of a database system external level is the

Which operator can be used with a multiple-row subquery?

What is true about updates through a view?

Which constructs an anonymous inner class instance?

If C and G interchange their positions, which of the following will indicate A’s position?

How many such pairs of letters are there in the word DISTURB, each one has as many letters between its two letters in the word as there are between them in the English alphabet?

main( )
{
unsigned int i=3;
while( i >=0)
printf( “%d”, i–);
}
how many times will the printf stmt be executed?

Vincent has a paper route. Each morning, he delivers 37 newspapers to customers in his neighborhood. It takes Vincent 50 minutes to deliver all the papers. If Vincent is sick or has other plans, his friend Thomas, who lives on the same street, will sometimes deliver the papers for him.

Georgia is older than her cousin Marsha. Marsha’s brother Bart is older than Georgia. When Marsha and Bart are visiting with Georgia, all three like to play a game of Monopoly. Marsha wins more often than Georgia does.