Answer:
The correct option to the following question is A.).
Explanation:
The following statement is false because,
- We cannot use as the type-name throughout the function's body.
- That's why the Wildcard type argument is referred to as the unknown types arguments and it acts as the placeholders for a real argument that are pass during the calling of the function.
- A wildcard arguments are denoted by the Question mark(?).
Answer:
objects
Explanation:
pointer are used for the objects
Answer: Macintosh start January 24, 1984
Windows start November 20, 1985
Linux start October 5, 1991
Answer:
Option (B) i.e., Hash is the correct option.
Explanation:
A hash value is the number that has the fixed length and the data recognition is uniquely. It is also a type of file that is read by the special type algo, it uses the value of the bits in the following computer files which is used to manipulates the single number. That's why the following option is correct.
Answer:
an error message
Explanation:
The return value is the value which is sent back by the function to a place in the code from where the 
was called from. Its main work is to return a value form the function.
In the context, the form of "(symbol-length? 'James)" in Scheme will return the value --- ' an error message'.
