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C++ Skills 1B Review - Part 1
Test Description: Review for the C++ Skills 1B exam
Instructions: Answer all questions to get your test result.
1) The first step in the problem solving process is:
A
Test and revise the solution
B
Develop a solution
C
Identify the problem
D
Implement the solution
2) Which of these best defines 'debugging'?
A
Process of finding spraying a house for bugs
B
Process of finding software bugs and fixing them
C
Process of finding bugs
D
Process of finding software bugs and leaving them alone
3) An object created from a class is called:
A
Class
B
Subclass
C
Instance
D
Thing
4) Where are the variable arguments located in a function?
A
Before the function name but after the return type
B
After the function name, inside parenthesis
C
Before the function name and return type
D
Not used in functions
5) When a subclass retains all the characteristics and abilities of a superclass, it is called:
A
Polymorphism
B
Children
C
Subclassing
D
Inheritance
6) In a flowchart, an IF control statement is represented by a:
A
Circle
B
Rectangle
C
Triangle
D
Diamond
7) A control statement that can take one of two or more paths based on a single condition is the:
A
WHILE control statement
B
IF control statement
C
DO-WHILE control statement
D
FOR control statement
8) Loops can be repeated infinitely.
A
True
B
False
9) A conditional loop does not end once a condition is no longer satisfied.
A
True
B
False
10) Math expressions (or formulas) aren't useful in computer programming.
A
False
B
True
11) A variable is:
A
A random unknown that causes bugs
B
A container that stores a specific type of data for retrieval
C
A container that can only hold a single letter
D
Not used in computers
12) Keeping variable names short (i.e. 'x', 'y', 'i') is good programming practice and makes it easy to find.
A
False
B
True
13) Boolean variables store:
A
Decimal numbers
B
True or false
C
A single Unicode character
D
Whole numbers
14) An Integer variable holds:
A
Decimal numbers
B
True or false
C
A single Unicode character
D
Whole numbers
15) A char variable holds:
A
A single Unicode character
B
True or false
C
Decimal numbers
D
Whole numbers
16) A float or double variable holds:
A
Whole numbers
B
Decimal numbers
C
A single Unicode character
D
True or false
17) Which of the following is a relational operator?
A
=
B
-
C
/
18) The logical operator symbol || represents:
A
Conditional-AND
B
NOT
C
Conditional-OR
D
Not used in programming
19) When you use an assignment operator (=), the place where you want the result to be stored should be written on the left side of the equals sign (=).
A
False
B
True
20) A function is a piece of code that sends a message to an object asking it to perform an action.
A
True
B
False
*select an answer for all questions
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