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Which of the following variable
declarations is illegal?
Question 1 options:
lv_junk NUMBER(3) NOT NULL;
lv_junk NUMBER(3) := 11;
lv_junk NUMBER(3) CONSTANT := 11;
Which of the following is not a possible
value for a Boolean variable?
Question 2 options:
What type of variable can store only one
Question 3 options:
What keyword is used to check multiple
conditions with an IF statement?
Question 4 options:
1) ELSE IF
What type of loop can be used if the loop
might not need to execute under certain circumstances?
Question 5 options:
4) All of the above
How is the looping action of a basic loop
Question 6 options:
1) It’s stopped when the condition in
the LOOP statement is FALSE.
2) This type of loop has a
predetermined number of loops to complete.
3) The condition in an EXIT WHEN
statement is FALSE.
4) The condition in an EXIT WHEN
statement is TRUE.
When does a WHILE loop evaluate the
condition that determines whether the looping action continues?
Question 7 options:
1) at the beginning of the loop
2) somewhere inside the loop
3) at the end of the loop
4) all of the above
Question 8 (1 point
If you know the number of loop iterations
ahead of time, what type of loop should be used?
Question 8 options:
4) None of the above
What commands can be used to end loop
execution? (Choose all that apply.)
Question 9 options:
3) EXIT WHEN
Which programming constructs can use a
Question 10 options:
1) IF/THEN statements
3) CASE statements
4) All of the above
What are variables, and why are they
Name the three main types of loop
structures in PL/SQL, and explain the difference in how each determines how
many times a loop iterates.
Question 12 options:
What are the two types of decision
structures in PL/SQL?
Question 14 (1 point) Question 14 Unsaved
How can flowcharts assist developers?
What happens when a CONSTANT option is set
in a variable declaration?