Answer:
Python is asking: What Python statement would you like me to run?
Explanation:
When you start python, it displays a start up message along with >>> sign which is called chevron. The chevron is a prompt which indicates that the interpreter is waiting for you to type a statement or an expression.
The chevron prompt is used by the interpreter which means that the interpreter is ready. Then you can type an expression or statement and it gives response accordingly by evaluating that expression.
Answer:
Lexical rules that are defined in case of regular grammar are simple and the notation is quite easy to understand.
Regular expression are useful for defining constructs of identifiers or constants. e.g. a|b etc.
In the case of context-free, grammar is not simple and deals with the productions.
Context-free are useful in describing the nested constructs like if-else etc which are not defined by regular expressions.
These produce a higher level of reliability as it provides a medium for generating syntactical as well as semantic data. The grammar is context-free is a little complex.
Explanation:
Answer:
?
Explanation:
It is the "?" character. When we type in the ? in the regular expression, then it means that it will be replaced by a single character. And when we type *, then we mean there can be multiple, and any number of characters. And this is what is meant by these two wildcard characters. Hence, the correct option here is ?.
Example: ?op can be top, pop, etc, and we can see here that, ? is replaced by only one character each time.
Answer:
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities
Explanation:
Answer: Veterinarian
Explanation: Schooling would be interesting for my interest in animal's. The payment is good for the subject and placement you might be in but also you get to be around a bunch of weird animals lol
