"Java: Lambda expression - basics "

What is the basic syntax of lambda expression in Java?

• A) (parameter(s)) => expression
• B) (arguments) => code
• C) (params) -> code
• D) (args) -> expression

How is lambda expression represented by JVM?

• A) Translated directly
• B) Compiled to bytecode
• C) Defer construction to runtime
• D) Translated to machine code

Which is correct about Java 8 lambda expression?

• A) Used for object creation
• B) Defines inline implementations
• C) Supports multi-threading
• D) Primarily for loops

What is Lambda function syntax?

• A) Lambda args = expression
• B) Function(args) = expression
• C) lambda args: expression
• D) (params) -> { code }

What is the basic structure of lambda expression?

• A) (parameters) => code
• B) parameters -> { code }
• C) (params) { code }
• D) (params) -> code

What are the different types of lambda expressions in Java?

• A) Single Parameter, Multiple Parameters, No Parameter
• B) Single, Double, Triple Parameters
• C) Unary, Binary, Ternary Parameters
• D) Single Parameter, Null Parameter, Varargs Parameter

What is the type of a Java lambda?

• A) Object
• B) Method
• C) Function
• D) Short code block

Why do we use lambda expressions?

• A) Enhance security
• B) Reduce code size
• C) Simplify syntax
• D) Improve database operations

Which are valid lambda expressions?

• A) (x) = x * 2
• B) (a, b) -> a + b
• C) return a + b
• D) x + y

How many lines of code is lambda?

• A) Multi-line code block
• B) Exactly three lines
• C) One-liner for an expression
• D) Five or more lines