What does the acronym SQL stand for?
Structured Query Language
Simple Query Language
System Query Language
Sequential Query Language
Correct Answer :
A. Structured Query Language
Related Questions
What is a primary key in a database table?
A key used to unlock the database
A key used for encryption
A unique identifier for each record in the table
A key used for sorting records
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
Which of the following is not a type of computer memory?
RAM (Random Access Memory)
ROM (Read-Only Memory)
CPU (Central Processing Unit)
Cache
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
What does DNS stand for in the context of the internet?
Domain Name System
Dynamic Network Service
Digital Naming Service
Data Network System
What is the purpose of the switch statement in programming?
To execute code based on multiple conditions
To define a function
To create graphics
To exit a loop
What is a conditional operator in programming?
An operator that performs mathematical calculations
An operator that combines two values
An operator that evaluates a condition and returns one of two values based on the condition
An operator that compares two values for equality
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
Which of the following is a valid way to define a variable in Python?
variableName = 42
variableName := 42
42 = variableName
variableName -> 42
In object-oriented programming, what is a class?
A type of data structure
A step-by-step procedure
A blueprint for creating objects
A loop
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
Which of the following is not a primary color in the RGB color model?
Red
Green
Blue
Yellow
Which programming paradigm is based on the concept of objects?
Functional programming
Procedural programming
Object-oriented programming
Declarative programming
What is the binary equivalent of the decimal number 25?
11001
11100
10011
11010
What is the purpose of the do-while loop in programming?
To execute a block of code a specific number of times
To create graphics
To make decisions and execute code conditionally
To repeat a block of code while a condition is true, with the condition checked after the loop body
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 does the term algorithmic complexity refer to?
The speed at which a program executes
The size of a program's source code
The number of bugs in a program
The amount of memory used by a program
What is an IP address used for in computer networking?
To identify a specific website
To identify a specific computer or device on a network
To encrypt network traffic
To block spam emails
Which of the following is not a valid data structure in Python?
List
Tuple
Stack
String
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
Which of the following is not a valid relational operator in programming?
>
<=
==
%
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 the purpose of the while loop in programming?
To execute a block of code a specific number of times
To define a function
To make decisions and execute code conditionally
To repeat a block of code while a condition is true
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 valid programming construct in Python?
if-else statement
switch statement
while loop
for loop
What is the purpose of the elif statement in Python?
It is used to define a new variable.
It is used to handle exceptions.
It is used to execute code if the if condition is false.
It is used to test multiple conditions sequentially.
What is a network firewall used for?
To protect against physical intrusions
To block unwanted network traffic and protect a network from unauthorized access
To boost network speed
To filter spam emails
Which of the following is not a fundamental data type in Python?
int
float
list
char
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 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