1.11. Assessment: Boolean Relational OperatorsΒΆ
Subgoals for evaluating an assignment statement
Determine resultant data type of expression
Update variable for pre-increment or pre-decrement operators (side effect)
Evaluate arithmetic expression according to operator precedence
If an assignment statement (=), is Left Hand Side (LHS) a variable? Check data type of value against data type of variable.
Update variable for post-increment or post-decrement operators (side effect)
- true
- false
- true
- false
- true
- false
- true
- false
- true
- false
Q1: Given the following, what value is stored in variable answer
?
int x = 5, y = 3, z = 1;
boolean answer;
answer = x <= z;
Q2: Given the following, what value is stored in variable answer
?
int x = 5, y = 3, z = 1;
boolean answer;
answer = y >= z;
Q3: Given the following, what value is stored in variable answer
?
int x = 5, y = 3, z = 1;
boolean answer;
answer = x > z + y;
Q4: Given the following, what value is stored in variable answer
?
int x = 5, y = 3, z = 1;
boolean answer;
answer = z < y - z;
Q5: Given the following, what value is stored in variable answer
?
int x = 5, y = 3, z = 1;
boolean answer;
answer = ((x * y) + (x * z)) != ((z * x) + (y * x));