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Which of the following are valid variable names?
Integer
Notlongenough
Long
Both B and C
Which is NOT a rule for naming variables?
Use a descriptive name for the value
Start the name of variable with a letter
Use nothing but letters, digits, or the underscore character
All the above
Which is true about a variable?
The name can change, but the data value cannot
The name cannot change, but the data value can
The name and data value can both change
The name and the data value both cannot changed
Which of the following operators has lowest precedence
=
=
!
+
The exponential notation consists of:
Exponent
A and B
Range
Mantissa
A memory location with some data that cannot be changed is called:
Keyword
Variable
Constant
Address
Which of the following is used to separate each variable while declaring more than one variable on the same line?
Pipes
Semicolons
Commas
Colons
The data type can handle decimal places is:
Long
string
char
float
Which is a valid statement for declaring a variable?
All
int marks;
int a,b,c;
Double salary;
A process of assigning initial value to a variable at the time of declaration is called:
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