<u>Tokens and its examples:</u>
Token is data type and it is behavior or categorized types. Basically most of programing language will have all five tokens data types and they are.
Operators: - such as mathematic operations such as example: - “+”,”-“
Constants: - which used with CONST in vb.net or #define in c programming language, such as example: - 400,200.
Reserved words:- if , then are all used for if condition where if and then are reserved used in programming language for specific purpose.
Separators: - it used with write a procedure or function, in c languages “()” or “()” in vb.net sub and end sub.
Identifiers: - end user to define variable with data type class and store the value in the programming languages, such as amt = 0, rate=10.5.
Answer:
The call of instructions and data must be sequential, there can be no reordering of instructions but to allow reordering, a fence must be created.
Explanation:
Sequential consistent memory model is able to use instructions when or before processing is done and after processing, so long as the instruction order is sequential.
This is similar to uploading a video on you-tube, the site immediately creates a page for the video even before the video is fully uploaded. Sent tweeter messages are seen by different people at different times, but the messages appear to be arranged sequentially.
