MCQ

Algorithms MCQ Questions and Answers – Fundamentals – Part 3

Computer architecture MCQ questions and answers for the preparation of tests, exams, and certifications. So you will find questions about loops and conditionals, data structure, complexity, flowchart, pseudocode, and much more. This systematic learning method will easily prepare anyone to pass their exam.
 

1. A flowchart _______ ?

A Helps you design the software code

B is a type of graphical diagram that represents an algorithm

C Uses shapes to help organize a process

D All the answers are true
 

 
D
A flowchart is a type of diagram that represents an algorithm, workflow or process. A flowchart can also be defined as a schematic representation of an algorithm (step-by-step approach to solving a task).

 

 

2. What shape represents the beginning and end of a flowchart?

A Oval

B Rectangle

C Diamond

D Square

A
The beginning and the end in a flowchart is represented by an oval.
 

 

 

3. What does an arrow represent in a flow chart?

A Decision-making

B Data flow

C Start

D End

B
Arrows indicate the sequence of steps and the relationships between them.

 

 

4. What does a search algorithm do?

A Search in a data set

B Save a data set

C Helps to organize data

D None of the above
 

 
A
A search algorithm is the step-by-step procedure used to locate specific data in a data collection.

 

 

5. The input/output, arithmetic operation and variable assignment instructions are of which structure type?

A Loop

B Sequential

C Array

D Selection

E Repetition

B
Sequential execution of code instructions (one line after another)

 

 

6. Max ← 5 and var ← 2 are examples of _________?

A Assigning variables

B Arithmetic operations

C Output

D Input

A

 

 

7. Which of the following words would not be used in a selection structure?

A Else

B Then

C If

D Repeat

D
A selection allows you to make choices based on information. An algorithm can be made smarter by using IF, THEN and IFNOT to jump to different parts of the program.

 

 

8. In a flowchart, the diamond is used for _______?


 
A Mark the beginning and the end

B Input and output

C Decisions

D Processing
 

 
C
In an flowchart, the diamond is used to represent a decision.

 

 

9. What is missing?


 
A On / Off

B Yes / No

C True / False

D OK / KO

C
The decision symbols generally represent binary choices (True / False). Therefore, “True / False” is missing as shown below :
 

 

 

10. What type of structure is it?


 
A A sequence

B A processing

C A repetition

D A process

C
This is a repetition structure like REPEAT-UNTIL, etc.

 

 
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