Identify an advantage of using OOP

Reuse of code through inheritance, new feature can be added to a program by creating a class

Template of the attributes and methods shared in each object

Identify the odd one out

real, integer, boolean, string, char, protected

is made up of a list of elements with different data types

What is indefinite iteration?

A number of iterations is not known until a condition is met

Inheritance is used to ...

to share attributes and methods from a parent class

Data types: a character is ..

a single alphanumeric item of data

Why are constants used in a program?

to have preset values that never change

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Fundamentals of Programming and OOP

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SHort quiz on programming concepts and OOP

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Questions 18

Answers

1
Which function finds the length of a string?
LEN()
CINT()
s[2]
substring()
2
Which one is not a feature of a IDE?
Debugging tools
Graphic tools
Text editor
Autocomplete
3
Identify the type of iteration seen in the image
For Loop
Repeat Until loop
While Loop
Do while loop
4
When all memory is used up in a recursive function, this is called ....
overflow
stack overflow
stack underflow
5
Identify an advantage of using OOP
It consumes more memory
It is limited in the operations that can be done
Reuse of code through inheritance
new feature can be added to a program by creating a class
6
What is a class?
Object that is created from a class
Template of the attributes and methods shared in each object
a template of the operations and behaviours in a program
7
Identify the odd one out
stack,queue, list, vectors, graphs, trees
abstraction, automation, decomposition, pattern recognition
real, integer, boolean, string, char, protected
constructor, class, object, methods, attributes
8
A record is ..
a single alphanumeric item of data
is made up of a list of elements with similar data types
is made up of a list of elements with different data types
single numeric item of data
9
What is indefinite iteration?
It is an undetermined loop of sequences of instructions
A number of iterations are known at the start.
A number of iterations is not known until a condition is met
10
This diagram is an example of ..
polymorphism
inheritance
11
Is this picture an example of definite iteration?
False
True
12
An object is ...
an representation of a real world model with attributes
is an instance of a class
13
Every recursive algorithm must eventually stop calling itself; It will only stop once all memory is used up.
False
True
14
Inheritance is used to ...
allow a sub class to overwrite a parent class
to share attributes and methods from a parent class
15
Data types: a character is ..
single numeric item of data
a single alphanumeric item of data
16
CASE statements are part of selection. Which technique is similar?
IF-THEN-ELSE
IF-THEN-ELSEIF - ELSE
IF-THEN
Nested IF-THEN-ELSE
17
This diagram is an example of ..
polymorphism
inheritance
18
Why are constants used in a program?
to have preset values that never change
Preset values that are declared at the end of the program

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