In Ruby, what is the difference between a proc and a lambda?
A. Procs perform strict argument checking, while lambdas do not
B. Lambdas can accept a variable number of arguments, while procs cannot
C. Lambdas perform strict argument checking, while procs do not
D. Procs can accept a variable number of arguments, while lambdas cannot
Answer: Option C
This Question Belongs to Ruby Programming >> Blocks And Procs In Ruby
A. A chunk of code that can be passed to methods as an argument
B. A data structure for storing multiple values
C. A special type of object that holds code to be executed
D. A method that can be invoked with different arguments
How do you define a block in Ruby?
A. By using the keyword block followed by square brackets []
B. By using the keyword block followed by parentheses ()
C. By defining a method with the keyword block
D. By enclosing code within curly braces {}
A. A method that takes no arguments
B. A predefined set of instructions
C. A block that has been converted into an object
D. A data structure for storing key-value pairs
How do you create a proc in Ruby?
A. By using the create_proc function
B. Using the Proc.new method or the -> (stabby lambda) syntax
C. By invoking the proc keyword followed by parentheses ()
D. None of the above
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