Question #1: In an expression, a(n) ____________ is an object (i.e., data), and a ____________ is an operation (i.e., action).
Question #2: Output is done with the ____________ object using the ____________ operator. Input is done with the ____________ object using the ____________ operator.
Question #3: List the five arithmetic operators.
Question #4: List the six relational operators.
Question #5: List the three logical operators.
Code #1:
Write an arithmetic expression to multiply unitCost
and
unitCount
.
Code #2:
Write an relational expression to test if unitCount1
is less
than unitCount2
.
Code #3:
Write a logical expression to test if foo()
and bar()
are both true
.
Code #4: Write a function expression that computes the cosine of 3.14159.
Code #5:
Write an assignment expression that sets unitCost
to 19.99.
(Note: this is not a declaration.)