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20 Questions

The PDF document provides information about a specific course?

True

The document contains 20 different courses.

False

The file format of the document is .pdf

True

A 'float' variable in Java can store integers without decimals.

False

In Java, a 'bool' variable can store values with three states: true, false, and null.

False

To create a variable in Java, you must specify the type and assign it a value using the = symbol.

True

Assigning a new value to an existing variable in Java will not overwrite the previous value.

False

The 'char' variable in Java can store multiple characters as a string.

False

In Java, the 'int' variable can store both positive and negative whole numbers.

True

Variable names in C# can start with a digit.

False

The final keyword in C# indicates that the variable's value cannot be changed.

True

Identifiers in C# cannot be reserved words like 'if' or 'return'.

True

The + character in C# cannot be used as a mathematical operator for numeric values.

False

The var keyword in C# explicitly specifies the data type of a variable.

False

All variables must have unique names in C#.

True

In C#, variable names are not case sensitive.

False

Identifiers in C# can start with an underscore (_).

True

In C#, you can use reserved words like 'int' or 'bool' as variable names.

False

It is mandatory to assign a value to a variable before using it in C#.

True

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