Section 1.28 Assessment: Boolean Logical Operators
Subsection 1.28.1 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)
Exercises 1.28.2 Exercises
1.
true
false
Q1: Given the following, what value is stored in variable answer?
int x = 5, y = 3, z = 1;
boolean answer;
answer = (x < y) && (z < y);
2.
true
false
Q2: Given the following, what value is stored in variable answer?
int x = 5, y = 3, z = 1;
boolean answer;
answer = (x < y) || (z < y);
3.
true
false
Q3: Given the following, what value is stored in variable answer?
int x = 5, y = 3, z = 1;
boolean answer;
answer = (x <= 5) && (y >= 2);
4.
true
false
Q4: Given the following, what value is stored in variable answer?
int x = 5, y = 3, z = 1;
boolean answer;
answer = (y == z) || (z == x);
5.
true
false
Q5: Given the following, what value is stored in variable answer?
int x = 5, y = 3, z = 1;
boolean answer;
answer = (x <= 3) || ((z <= y) && (z == 1));