Interview Questions

It is a method in the search opertion in standard library algorithms.

Accounting is the systematic and comprehensive recording of financial transactions pertaining to a business. 

Accounting also refers to the process of summarizing, analyzing and reporting these transactions to oversight agencies, regulators and tax collection entities. 

It is a letter of credit or a contractual agreement between financial institute (Bank) and the party to which the letter is handed. The ILOC letter cannot be cancelled under any circumstance and, guarantees the payment to the party. It requires the bank to pay against the drafts meeting all the terms of ILOC. It is valid upto the stated period of time. For example, if a small business wanted to contract with an overseas supplier for a specified item they would come to an agreement on the terms of the sale like quality standards and pricing, and ask their respective banks to open a letter of credit for the transaction. The buyer’s bank would forward the letter of credit to the seller’s bank, where the payment terms would be finalized and the shipment would be made.

SELECT "column_name"

FROM "table_name"

WHERE "column_name" IS NULL.

Server control events can be handled inside a server itself

Use the DBMS_OUTPUT package. Another possible method is to use the SHOW ERROR command.

Both GET and POST are used to collect data from a form. However, when security is desired $_POST should be used. When the $_ POST variable is used, all variables used are NOT displayed in the URL. Also, they have no restrictions to the length of the variables. GET should be used when the interaction with the form is more like a question. For e.g. firing a query etc. POST should be used more often when the interaction is more like an order or the interaction changes the state of the resource.

POST example:

<form action="sample.php" method="post">

Name: <input type="text" name="name" />

Age: <input type="text" name="age" />

<input type="submit" />

</form>

On clicking submit the URL resembles to: https://www.mysamplesite.com/sample.php

The sample.php file can be used for catching the form data using $_POST 

Hello <?php echo $_POST["name"]; ?>.<br />

You are <?php echo $_POST["age"]; ?> years old!

GET EXAMPLE

<form action="sample.php" method="get">

Name: <input type="text" name="name" />

Age: <input type="text" name="age" />

<input type="submit" />

</form>

On clicking submit the URL resembles to : https://www.mysamplesite.com/sample.php?name=jim&age=37

The sample.php file can be used for catching the form data using $_GET 

Hello <?php echo $_GET["name"]; ?>.<br />

You are <?php echo $_GET["age"]; ?> years old!