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What is the correct answer?

4

Which of the following is not a valid programming construct in Python?

A. if-else statement

B. switch statement

C. while loop

D. for loop

Correct Answer :

B. switch statement


Related Questions

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4

What is the purpose of the return statement in a function in most programming languages?

A. To exit the program

B. To print a message to the console

C. To stop a loop

D. To return a value from a function

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4

What is the purpose of a while loop in programming?

A. To define a function

B. To create graphics

C. To execute a block of code a specific number of times

D. To repeat a block of code while a condition is true

What is the correct answer?

4

What is a conditional operator in programming?

A. An operator that performs mathematical calculations

B. An operator that combines two values

C. An operator that evaluates a condition and returns one of two values based on the condition

D. An operator that compares two values for equality

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4

What is the purpose of the continue statement in programming?

A. To exit a loop prematurely

B. To define a function

C. To print output to the console

D. To create a loop

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4

Which of the following is an example of a network protocol?

A. JPEG

B. HTTP

C. MP3

D. PNG

What is the correct answer?

4

What is the purpose of a database index?

A. To prevent data corruption

B. To optimize data retrieval by providing fast access to specific records

C. To store large amounts of data

D. To encrypt data

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4

Which of the following is not a primary color in the RGB color model?

A. Red

B. Green

C. Blue

D. Yellow

What is the correct answer?

4

What is an IP address used for in computer networking?

A. To identify a specific website

B. To identify a specific computer or device on a network

C. To encrypt network traffic

D. To block spam emails

What is the correct answer?

4

What does the term bit stand for?

A. Binary Text

B. Binary Information Transfer

C. Binary Digit

D. Byte Interval Time

What is the correct answer?

4

What is the purpose of the break statement in programming?

A. To create a loop

B. To exit a loop prematurely

C. To define a function

D. To print output to the console

What is the correct answer?

4

In the binary number system, what is the value of the leftmost digit?

A. 1

B. 0

C. 2

D. It depends on the context

What is the correct answer?

4

What is the purpose of the while loop in programming?

A. To execute a block of code a specific number of times

B. To define a function

C. To make decisions and execute code conditionally

D. To repeat a block of code while a condition is true

What is the correct answer?

4

What is a pointer in the C programming language?

A. A data type used to store text

B. A variable that stores multiple values

C. A variable that stores the memory address of another variable

D. A type of loop

What is the correct answer?

4

Which of the following is a valid way to define a constant in Python?

A. const pi = 3.14159

B. final float PI = 3.14159

C. PI = 3.14159

D. constant PI = 3.14159

What is the correct answer?

4

What is the purpose of the elif statement in Python?

A. It is used to define a new variable.

B. It is used to handle exceptions.

C. It is used to execute code if the if condition is false.

D. It is used to test multiple conditions sequentially.

What is the correct answer?

4

What is the purpose of a constructor in object-oriented programming?

A. To define a function

B. To create graphics

C. To initialize the attributes of an object when it is created

D. To exit a loop

What is the correct answer?

4

What is the purpose of a relational database?

A. To store and manage data in a tabular format with relationships between tables

B. To display web pages

C. To protect against viruses

D. To create graphics

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4

What does the term algorithmic complexity refer to?

A. The speed at which a program executes

B. The size of a program's source code

C. The number of bugs in a program

D. The amount of memory used by a program

What is the correct answer?

4

What does the term HTTP request refer to in web development?

A. A request for information sent from a web server to a web client

B. A request for information sent from a web client to a web server

C. A request to download a web page

D. A request to play a video on a web page

What is the correct answer?

4

What does GUI stand for in the context of computer software?

A. Graphic User Interface

B. General User Instruction

C. Graphical Unit Integration

D. Global User Interface

What is the correct answer?

4

What is a network firewall used for?

A. To protect against physical intrusions

B. To block unwanted network traffic and protect a network from unauthorized access

C. To boost network speed

D. To filter spam emails

What is the correct answer?

4

What does the term protocol mean in the context of computer networking?

A. A set of rules and conventions for communication between devices

B. A type of hardware

C. A programming language

D. A software application

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4

In object-oriented programming, what is a class?

A. A type of data structure

B. A step-by-step procedure

C. A blueprint for creating objects

D. A loop

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4

Which of the following is not a valid programming construct in Python?

A. for loop

B. if statement

C. switch statement

D. while loop

What is the correct answer?

4

What is the purpose of the else statement in programming?

A. To define a new variable

B. To handle exceptions

C. To execute code if the if condition is true

D. To execute code if the if condition is false

What is the correct answer?

4

What is the purpose of an index in a database?

A. To sort data alphabetically

B. To store backup copies of data

C. To optimize data retrieval by providing fast access to specific records

D. To encrypt data

What is the correct answer?

4

What is the purpose of a function in programming?

A. To store data

B. To perform a specific task or calculation

C. To display information on the screen

D. To create graphics

What is the correct answer?

4

What is the binary equivalent of the decimal number 25?

A. 11001

B. 11100

C. 10011

D. 11010

What is the correct answer?

4

What is the purpose of the finally block in a try-except-finally construct in Python?

A. To define a function

B. To execute code regardless of whether an exception occurred

C. To create graphics

D. To repeat a block of code

What is the correct answer?

4

What is an algorithm in computer science?

A. A type of data structure

B. A step-by-step procedure for solving a problem

C. A type of programming language

D. A hardware component