The TCP/IP protocol stack contains __________ layers.
a) two
b) three
c) four
d) seven
c) four
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Test your understanding of Java with the following:
What does turtle1.forward() do? What does turtle1.turn(-45) do? What does turtle1.turn(45) do? What does turtle1.penUp() do? What does turtle1.hide() do?
When you attach & after the dataType in the formal parameter list of a function, the variable following that dataType becomes a(n) ____________________ parameter.
Fill in the blank(s) with the appropriate word(s).
The value of the expression 20.0 * (9.0/5) + 32.0 is
a) 68.0 b) 52.0 c) expression has a syntax error so there is no value d) 32.0 e) an incorrect expression, the / should be %
Most virtual machine managers replace the CTRL-ALT-DELETE key sequence with:
A. CTRL-ALT-INSERT B. CTRL-ALT-ESC C. CTRL-ALT-FN D. ALT-F4