b) float<\/div>\n
Explanation:<\/h3>\n In Python, a number with a decimal point is considered a float, so x will be of type float.\n<\/p>\n<\/div>\n\n
5. What is the output of the following code?<\/h2>\nx, y = 10, 20\nprint(x)<\/code><\/pre>\na) 10, 20<\/div>\n
b) 20<\/div>\n
c) 10<\/div>\n
d) Error<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n c) 10<\/div>\n
Explanation:<\/h3>\n The code uses multiple assignment where x is assigned 10 and y is assigned 20. The print statement only prints the value of x.\n<\/p>\n<\/div>\n\n
6. Which of the following is not a reserved keyword in Python?<\/h2>\na) for<\/div>\n
b) True<\/div>\n
c) import<\/div>\n
d) begin<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n d) begin<\/div>\n
Explanation:<\/h3>\n "begin" is not a reserved keyword in Python, while the others are.\n<\/p>\n<\/div>\n\n
7. What happens when you try to use an undeclared variable in Python?<\/h2>\na) It is automatically declared<\/div>\n
b) A syntax error occurs<\/div>\n
c) A runtime error occurs<\/div>\n
d) None of the above<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n c) A runtime error occurs<\/div>\n
Explanation:<\/h3>\n Using an undeclared variable in Python results in a NameError at runtime.\n<\/p>\n<\/div>\n\n
8. How do you check the type of a variable in Python?<\/h2>\na) check(type)<\/div>\n
b) type()<\/div>\n
c) typeof()<\/div>\n
d) checktype()<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n b) type()<\/div>\n
Explanation:<\/h3>\n The type() function is used to check the data type of a variable in Python.\n<\/p>\n<\/div>\n\n
9. What is the correct way to declare a global variable in Python?<\/h2>\na) global x = 5<\/div>\n
b) x = 5<\/div>\n
c) def x: global 5<\/div>\n
d) global x; x = 5<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n d) global x; x = 5<\/div>\n
Explanation:<\/h3>\n To declare a global variable inside a function, you use the global keyword followed by the variable name.\n<\/p>\n<\/div>\n\n
10. What will be the output of the following code?<\/h2>\nx = "Python"\nprint(x*3)<\/code><\/pre>\na) PythonPythonPython<\/div>\n
b) Python3<\/div>\n
c) Error<\/div>\n
d) None of the above<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n a) PythonPythonPython<\/div>\n
Explanation:<\/h3>\n In Python, multiplying a string by an integer n repeats the string n times.\n<\/p>\n<\/div>\n\n
11. What is the result of this Python code?<\/h2>\nx = "Hello"\ny = "World"\nz = x + y\nprint(z)<\/code><\/pre>\na) HelloWorld<\/div>\n
b) Hello World<\/div>\n
c) Error<\/div>\n
d) x + y<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n a) HelloWorld<\/div>\n
Explanation:<\/h3>\n The + operator concatenates strings without adding any spaces.\n<\/p>\n<\/div>\n\n
12. In Python, which of the following is a mutable data type?<\/h2>\na) string<\/div>\n
b) tuple<\/div>\n
c) list<\/div>\n
d) integer<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n c) list<\/div>\n
Explanation:<\/h3>\n Lists are mutable in Python, meaning their elements can be changed.\n<\/p>\n<\/div>\n\n
13. What is the correct way to delete a variable in Python?<\/h2>\na) delete(x)<\/div>\n
b) del x<\/div>\n
c) remove(x)<\/div>\n
d) erase(x)<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n b) del x<\/div>\n
Explanation:<\/h3>\n The del statement is used to delete objects in Python.\n<\/p>\n<\/div>\n\n
14. What is the data type of a variable set to None in Python?<\/h2>\na) int<\/div>\n
b) str<\/div>\n
c) float<\/div>\n
d) NoneType<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n d) NoneType<\/div>\n
Explanation:<\/h3>\n None is a special type in Python represented by NoneType.\n<\/p>\n<\/div>\n\n
15. What is the output of the following code?<\/h2>\nx = 8\ny = 4\nprint(x \/\/ y)<\/code><\/pre>\na) 2<\/div>\n
b) 2.0<\/div>\n
c) 4<\/div>\n
d) 1<\/div>\n
Click to View Answer and Explanation<\/button>\n\n
Answer:<\/h3>\n a) 2<\/div>\n
Explanation:<\/h3>\n The \/\/ operator in Python performs integer (floor) division.\n<\/p>\n<\/div>\n\n