Which of the following promotions of primitive types is not allowed to occur?
a. char to int.
b. double to float.
c. int to double.
d. short to long.
b. double to float.
Computer Science & Information Technology
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Press ________ to enter data into a cell and keep that cell as the active cell
A) F2 B) Ctrl+Enter C) Shift+F4 D) Ctrl+F2
Computer Science & Information Technology
Information contained within variables is called ____.
A. code B. data C. components D. objects
Computer Science & Information Technology
In TCP/IP networking, port __________ is not used.
A. 0 B. 1 C. 13 D. 1023
Computer Science & Information Technology
The signal components that occur as bands above and below a carrier are called
a. sidebands. b. sine waves. c. frequency translators. d. modulating frequencies.
Computer Science & Information Technology