Interview Questions

Copy constructor is a constructor function with the same name as the class and used to make deep copy of objects.

$result = mysql_query($sql, $db_link);
$num_rows = mysql_num_rows($result);
echo "$num_rows rows found";

Standard modules contain variables, procedures and functions that are accessible anywhere within the project. A class module contains properties and events, and is made accessible only by objects that were created as an instance of that class.

Every Analysis server has a repository to store metadata for the objects like cubes, data sources etc. It’s by default stored in a MS Access database which can be also migrated to a SQL Server database.

-  The process of having a copy of redo log files is called mirroring.
-  It is done by creating group of log files together. This ensures that LGWR automatically writes them to all the members of the current on-line redo log group.
-  In case a group fails, the database automatically switches over to the next group. It diminishes the performance.

Reconciling the bank statement monthly is an example of independent internal verification

6 months after graduating or quitting school when you have to start paying back the loans.

A grace period is one term that’s provided for student loans that allow you to delay payments up to a certain length of time, without penalty. During a grace period no late charges would apply, and the loan would not risk falling into default for missed payments. The grace period allows you time to find financial stability prior to having to make payments on your student loans.

Many students use student loans to help pay for their college expenses, including tuition, books, room and board, and other living expenses. Students are expected to repay these loans when they graduate.

Nominal money relates more to it's measure of counting - so nominal figure of what is written on bill, while "real" relates more to it's purchasing power (usually between some periods of time). For instance 100 units in nominal could buy 2 units of good in 1950 and 1 unit of good in 2005, at the same time real value of this 100 nominal units are 100 real units in 1950 and 50 real units in 2005.

Same is with GDP. In nominal it can rise due to inflation while it can stay the same or even decrease in real value.