Which of the following is the better choice when attempting to add a new entry to a dictionary where the search key already exists?

a. replace the existing entry with a new entry
b. crash the program
c. throw an exception
d. deny the attempt


d. deny the attempt

Computer Science & Information Technology

You might also like to view...

A user program may limit user input to 'y' and 'n' by

A. telling the terminal driver to discard all other keys B. ignoring all other keys

Computer Science & Information Technology

To move a dialog box, such as the Change Entrance Effect dialog box, you can drag its title bar.

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

Computer Science & Information Technology

The ____ screen appears when you start Windows, switch users, or put Windows to sleep.

A. Safekeep B. Lock C. Security D. Private

Computer Science & Information Technology

Once you have designed the database tables, you are ready to review the ERD with your users.

a. true b. false

Computer Science & Information Technology