Answer:
B) Punctuation
Explanation:
Punctuation are greatly used in different programming languages for different purposes. In the Java, C++ and C# Programming languages for example, two popular punctuation marks are the comma (,) and semi-colon (;). The comma is used for separating elements of a list and arrays, while the semi-colon indicates end of an executable statement or line of code. Other popular punctuation marks used in programming are periods (dot), question marks, parenthesis angle brackets and braces each implementing a specific grammatical syntax in the language.
Answer:
A and D could work
Explanation:
they do basically does the same thing!!
The line of code required to assign a value of 50.00 to a variable of double data type in C++ can be written thus :
- double average_student_grade = 50.00;
The declaration follows the format :
- Data type
- Variable name
- Value
The data type which is first stated, the double data type are floating point (have decimals) numbers which have 64 bit precison(a precison of 15 decimal digits) as opposed to floats which have 32 bit precison (a precison of 7 decimal digits).
The variable name is the name to hold the value of average grade. This name depends on the preference of the programmer. However. It is advisable that variable names are relatable.
Therefore, variable declaration in C++ may follow the format data type then variable name then value.
Learn more :brainly.com/question/12908743
