Interview Questions

Oracle supports 3 transaction isolation levels: 

- Read committed (default)

- Serializable transactions

- Read only

AWT are heavy-weight componenets. Swings are light-weight components. Hence swing works faster than AWT.

Marketing Research Process is a systematic method for planning and executing market research projects to inform business decisions.

The 5 Step Marketing Research Process :

1. Define the Problem or Opportunity
2. Develop Your Research Plan
3. Collect Relevant Data and Information
4. Analyze Data and Report Findings
5. Take Action.

Marquee tag: Marquee tag is used when we want that some text or content move in the web page whether horizontally or vertically. 

Syntax of Marquee tag: <marquee>content you want to move</marquee>

Attribute of Marquee tag are: bgcolor, direction, height, width, vspace etc.

The number of distinct values for a column is called index cardinality. DB2's RUNSTATS utility analyzes column value redundancy to determine whether to use a tablespace or index scan to search for data.

Use Case: A use case is a description of the process which is performed by the end user for a particular task. Use case contains a sequence of step which is performed by the end user to complete a specific task or a step by step process that describe how the application and end user interact with each other. Use case is written by the user point of view.

Use case Testing: the use case testing uses this use case to evaluate the application. So that, the tester can examines all the functionalities of the application. Use case testing cover whole application, tester performs this testing in step by step process to complete one task

- Fail-safe approach defines the level that divides the security such that it is safe even in case the system is failed.

- The fail safe approach doesn’t allow an attacker to take the advantage by breaking in the system and crashes out.

- This approach allows the web server to perform the routines even if the system runs out of the memory in case of any attack. 

- The system in attacks doesn’t skip the access to the control check or it doesn’t skip serving any document requested. 

- Fail safe approach can force the web server to run of the memory and have a DoS attack.

At my most recent position, one of my co-workers, John, did an outstanding job of calming an irate customer, solving the customer's problem and completing a sale. When our boss asked me how things were going, I told him everything was going fine and that John had just completed calming an irate customer and closing a sale. It was a win-win-win- for our boss, Johnn and the customer.