What is the purpose of a relational database?
To store and manage data in a tabular format with relationships between tables
To display web pages
To protect against viruses
To create graphics
Correct Answer :
A. To store and manage data in a tabular format with relationships between tables
Related Questions
What does the acronym SQL stand for?
Structured Query Language
Simple Query Language
System Query Language
Sequential Query Language
Which of the following is not a valid type of computer network?
Local Area Network (LAN)
Wide Area Network (WAN)
Personal Area Network (PAN)
Personal Computer Network (PCN)
What is the purpose of a database index?
To prevent data corruption
To optimize data retrieval by providing fast access to specific records
To store large amounts of data
To encrypt data
What is the purpose of the finally block in a try-except-finally construct in Python?
To define a function
To execute code regardless of whether an exception occurred
To create graphics
To repeat a block of code
What is the purpose of a while loop in programming?
To define a function
To create graphics
To execute a block of code a specific number of times
To repeat a block of code while a condition is true
Which of the following is a valid way to define a constant in Python?
const pi = 3.14159
final float PI = 3.14159
PI = 3.14159
constant PI = 3.14159
What is the purpose of the for loop in programming?
To execute a block of code a specific number of times
To make decisions and execute code conditionally
To define a function
To create graphics
What is a pointer in the C programming language?
A data type used to store text
A variable that stores multiple values
A variable that stores the memory address of another variable
A type of loop
In object-oriented programming, what is an instance of a class?
A variable
A function
An object created based on the class
A class variable
What is the purpose of an operating system's file system?
To organize and manage files and directories on storage devices
To connect to the internet
To display graphics on the screen
To execute programs
What is the purpose of a function in programming?
To store data
To perform a specific task or calculation
To display information on the screen
To create graphics
What is the purpose of the continue statement in programming?
To exit a loop prematurely
To define a function
To print output to the console
To create a loop
What does the term protocol mean in the context of computer networking?
A set of rules and conventions for communication between devices
A type of hardware
A programming language
A software application
What is the binary representation of the decimal number 8?
1000
1001
100
1010
Which data structure uses a First-In-First-Out (FIFO) order?
Stack
Queue
Linked List
Binary Tree
What is the purpose of a compiler in programming?
To execute code line by line
To translate high-level code into machine code
To debug code
To create user interfaces
What is an API in the context of software development?
An application for editing images
A programming language
A set of rules and protocols for building and interacting with software applications
A type of computer hardware
What is a function signature in programming?
A unique identifier for a function
The name of a function
The body of a function
A comment within a function
What is the purpose of the try and except blocks in Python?
To define a function
To create graphics
To handle exceptions and errors
To write comments in code
What is the purpose of an index in a database?
To sort data alphabetically
To store backup copies of data
To optimize data retrieval by providing fast access to specific records
To encrypt data
What does the acronym HTML stand for?
HyperText Markup Language
High-Level Text Language
Hyperlink Text Management Language
Home Tool Markup Language
Which of the following is not a valid relational operator in programming?
>
<=
==
%
What is the purpose of the return statement in a function in most programming languages?
To exit the program
To print a message to the console
To stop a loop
To return a value from a function
What is the purpose of a constructor in object-oriented programming?
To define a function
To create graphics
To initialize the attributes of an object when it is created
To exit a loop
Which of the following is not a primary color in the RGB color model?
Red
Green
Blue
Yellow
What is the purpose of a conditional statement in programming?
To define a function
To repeat a block of code a specific number of times
To make decisions and execute code conditionally
To display information on the screen
What is the purpose of the if statement in programming?
To repeat a block of code
To define a function
To make decisions and execute code conditionally
To create a loop
What is a loop in programming?
A bug in the code
A function that repeats a specific task
A variable that stores multiple values
A conditional statement
Which of the following is an example of a network protocol?
JPEG
HTTP
MP3
PNG
What does the term bug refer to in programming?
An insect that disrupts the computer's operation
A hardware malfunction
An error or flaw in a program's code
A security vulnerability