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EMTECH REVIEWER
EMTECH REVIEWER
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Questions
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Answers
1
Name one Decomposition Sub Process.
Abstraction
Means-End
Parallel
Sequential
2
What does the Division (/) operator always produce in Python?
Boolean
Integer
String
Float
3
A CT concept that deals with suppressing information while still retaining relevant information to the task.
Abstraction
Evaluation
Decomposition
Algorithmic Thinking
4
A CT concept that deals with understanding that any process or solution can be represented in the manner of an algorithm
Abstraction
Evaluation
Decomposition
Algorithmic Thinking
5
What does Correctness emphasize in the evaluation of a solution?
The duration of the algorithm’s run time
An objective/empirical way of evaluating
The simplicity of the solution
The learnability of the algorithm
6
How is Elegance defined in the context of evaluation?
Maximizing effectiveness and simplicity
Maximizing complexity and simplicity
Ignoring simplicity for complexity
Focusing on efficiency only
7
12 % 5
2
60
10
7
8
What is the best data type to represent the number of ice coffee drinks
Boolean
String
Integer
Float
9
What is the result of adding an integer and a float in Python?
String
Integer
Boolean
Float
10
Whether the gas tank is empty or not
String
Float
Boolean
Integer
11
Provide an example of a Float data type.
42
3.14
“Hello, World!”
True
12
20 // 4 + 2 * 5 - 3 ** 2
3
0
9
6
13
Select which set of variable names are considered appropriate
num.1 , num_1, number, _num2
num 1, num_3, number_7
number, num1, num_1, _num1
2nd, num 1, 1_number
14
What statement gives the ability to make decisions based on conditions?
Output statement
Input Statement
If statement
Else statement
15
What do Logical Operators (AND, OR, NOT) work with?
Boolean values
Strings
Floats
Integers
16
What is the best data type to represent the number of students
Boolean
Float
String
Integer
17
The population of people infected by Covid-19 in the Philippines
Boolean
Integer
Float
String
18
What is Computational Thinking?
A form of data visualization
A mindset for solving problems using computer science concepts
A type of computer hardware
A specific programming language
19
What does Efficiency in evaluation focus on?
Using an acceptable amount of resources
Providing a pleasant design
The logical statements and rules
The number of repetitions specified
20
What is the purpose of the Modulo (%) operator?
Returns the remainder of division
Multiplies two values
Returns the quotient of division
Adds two values
21
Which data type in Python represents a decimal number?
Float
String
Boolean
Integer
22
Which data type in Python represents a whole number?
Float
Boolean
Integer
String
23
8 - 8 / 4
10
6
9
0
24
What components are considered in Usability evaluation?
Efficiency and Memorability
Time and Space
Input and Output
Abstraction and Decomposition
25
In general, there are more than four (4) concepts that make up Computational Thinking.
True
False
26
A CT concept that highlights that a problem (regardless of size) can be broken down into smaller problem
Algorithmic Thinking
Abstraction
Decomposition
Evaluation
27
What are the two types of Iteration?
Sequential and Parallel
Logical and Conditional
Efficient and Inefficient
Definite and Indefinite
28
Which data type in Python is used to represent text?
Float
Integer
String
Boolean
29
3 * 5 % 3
0
5
6
1
30
Which data type in Python is used to represent a condition?
Integer
Float
Boolean
String
31
4 * 2 + 1 - 2 // 2
10
8
9
1
32
What is the purpose of the Console/Terminal Area in Python?
Running the code and displaying output
Both A and B
Writing Python code
NONE
33
A CT concept that deals with knowing whether a solution is efficient, elegant, and usable
Algorithmic Thinking
Abstraction
Decomposition
Evaluation
34
7 ** 3 - 4 * 6 + 10 // 2
243
423
324
143
35
A fully decomposed problem contains all the tasks needed to solve all the identified subproblems
True
False
36
What is Boolean Logic named after?
Boolean Algorithms
John Boolean
George Boole
Boolean Gates
37
The four CT concepts are meant to be executed in an order.
False
True
38
How is Abstraction related to real-world problem-solving?
It complicates problem-solving
It only applies to theoretical issues
It is irrelevant to real-world problems
It is important in dealing with real-world problems
39
What are the three statements associated with Conditional Statements?
If, Else, While
If, Else, For
If, Elif, Else
Conditional, Logical, Iterative
40
Is a program an algorithm?
Yes, but only in Python
Yes, but only for complex problems
Yes, always
No, Never
41
How does the Integer Division (//) operator work?
Converts the value to a float
Floors the value (rounds down)
Multiplies the value by 2
Rounds the value up
42
Whether a person is infected by COVID-19
Boolean
Integer
Float
String
43
3 ** 3 + 2 * (6 - 1) // 4
28
29
1
13
44
5 ** 3 - 2 * (9 - 4) + 6 // 2
818
81
118
90
45
(12 - 2) * (7 // 3) + 5
10
20
23
25
46
How many values does Boolean Logic involve?
2
4
3
1
47
-8 + 6 * 4 ** 2 / 2
-2
16
10
40
48
The name of your pet
String
Integer
Float
Boolean
49
Define Iteration in programming.
Repetitive execution of the same block of code
Breaking down problems into smaller tasks
Creating algorithms for complex issues
Solving problems sequentially
50
9.0 // 2
18
1
4
3
51
A CT concept that is defined and sequential.
Decomposition
Evaluation
Algorithmic Thinking
Abstraction
52
What does the print() function do in Python?
Defines a variable
Displays output to the console
Executes complex algorithms
Takes input from the user
53
What is a Boolean data type used for?
Storing decimal numbers
Denoting counts of objects
Representing text data
Representing true or false values
54
The total population of male and female individuals of an animal species
Float
Boolean
String
Integer
55
Computational Thinking can be used by any individual, even those who are not computing professionals.
False
True
56
What is the best data type to represent the car plate numbers
Integer
Boolean
String
Float
57
(15 + 3) // 5 * 4 - 2 / 2 + 5 ** 2
14
36
30
27
58
3 * 1 / 3 + 4 - 2 + 5
2
8
0
5
59
A CT concept that deals with understanding the correctness of a solution
Algorithmic Thinking
Abstraction
Evaluation
Decomposition
60
-2 + 7 // 3
4
1
2
0
