Bài 1-qt-ta

What is Blockly?

• A text-based programming language

• A visual programming library using drag-and-drop blocks

• A code editor

• An operating system

What is the main purpose of Blockly?

• Developing complex web applications

• Teaching programming to beginners

• Optimizing code performance

• Managing databases

Which programming languages can Blockly generate code for?

• Only JavaScript

• JavaScript, Python, Lua, PHP

• Only Python

• HTML and CSS

In Blockly, what are 'blocks' used for?

• Storing data

• Representing programming commands

• Designing user interfaces

• Managing network connections

How do you execute a program in Blockly?

• Press the 'Run' button or similar

• Save the file and run it in a browser

• Type a command in the terminal

• Upload to a server

What does the 'Print' block in Blockly do?

• Displays text on the screen

• Saves data to a file

• Creates a new variable

• Exits the program

What is the purpose of the 'If' block in Blockly?

• Repeats an action

• Checks a condition and executes commands if true

• Creates a new function

• Stores a list

What can the 'Loop' block in Blockly be configured to do?

• Repeat a fixed number of times

• Repeat indefinitely

• Repeat until a condition is met

• All of the above

What is the 'Variable' block in Blockly used for?

• Creating and storing values

• Executing functions

• Checking conditions

• Displaying interfaces

How do you create a new variable in Blockly?

• Drag the 'Set variable' block and select 'Create variable'

• Write code in a text editor

• Press the Ctrl+V shortcut

• Load a configuration file