Online Arithmetic Operator eLearning Training
From 123-CBT Computer Based Training
C Programming - Part 3

...rload a unary operator. Identify the code to overload an arithmetic operator. Identify the code to overload a comparison operator. Identify the code to overload an assignment operator. Identify the code to overload a special operator. Identify the code for overloading an operator by using a friend function. Identify the code that overloads a shift operator by using a friend function.
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Oracle SQL Specifics Retrieving and Formatting Data

... rules that govern the writing of SQL statements.
Use an arithmetic operator to perform a calculation in a query.
Use the NVL function to convert null values to zero.
Display a column with a column alias.
Use the concatenation operator to combine query results from multiple table columns into a single column.
Perform a query using a pseudocolumn.
Identify the components of a basic WHERE
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