Which term is the measurement of the difference between two signals?
A. watt
B. decibel
C. amp
D. volt
Answer: B
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When the user presses Enter in a JPasswordField, the GUI component generates an , which is processed by an object that implements the interface .
a. ActionEvent, ActionListener. b. ActionEvent, ActionEventListener. c. TextEvent, TextListener. d. TextEvent, TextEventListener.
In a database that contains tables with information about students in a university, which of the following should be the primary key?
a. the students' last names b. the students' full names c. the students' college identification numbers d. any of the above would be good primary keys
What is the reg command?
What will be an ideal response?
You can click the File/Disk button in the Photo Album dialog box to open the Insert New Pictures dialog box and then select one or more pictures to insert into a new photo album.
Answer the following statement true (T) or false (F)