Interview Questions

.NET’s Base class library exists in order to encapsulate huge number of common functions and makes them easily accessible to the developer. .NET base class library provides the functionality like ADO.NET, XML, Threading, IO, Security, Diagnostics, Resources, Globalization, collections etc. It serves as the main point of interaction between developer and runtime.

Dynamic binding (also known as late binding) means that the code associated with a given procedure call is not known until the time of the call at run time.It is associated with polymorphism and inheritance.

Star schema: A highly de-normalized technique. A star schema has one fact table and is associated with numerous dimensions table and depicts a star.

Snow flake schema: The normalized principles applied star schema is known as Snow flake schema. Every dimension table is associated with sub dimension table.

Differences:

- A dimension table will not have parent table in star schema, whereas snow flake schemas have one or more parent tables.

- The dimensional table itself consists of hierarchies of dimensions in star schema, where as hierarchies are split into different tables in snow flake schema. The drilling down data from top most hierarchies to the lowermost hierarchies can be done.

One of the interview questions you may be asked is what you are looking for in your next job. The interview wants to know whether your goals are a match for the companies needs.

You can begin your answer with this question: Tell me, Mr./Ms. Interviewer, what is a typical career path at OPL for someone with my skills and experience?

(Based on the answer you can then respond to the original question using the phrases from the answer to frame your response).

What is important to you? Two things are very important to me. One is my professionalism at work; the second is my family life.

TDM is a digital process that can be applied when the data rate capacity of the transmission  medium is greater than the data rate required by the sending and receiving devices.

Node.js uses a single threaded model with event looping.

You should have recorded in your cash books all amounts you?ve actually received and payments you?ve actually made. However, the cash books may be incomplete as your bank may have put extra transactions through your account, such as:

bank fees or interest charges
direct debits (payments) and direct credits (receipts).
Doing a regular bank reconciliation will allow you to:

take into account any extra transactions your bank puts through your account, and
check and record any errors or omissions.
By regularly doing a bank reconciliation (say monthly) you can be more confident that your records contain all the information you need to prepare your income tax return and activity statements.

reconciliation- This is a statement prepared to find the reason for difference in any two balance.
eg 1)bank reconciliation is prepared to find the reason of difference between the passbook & cash book balance
2)Stock reconciliation is prepared to the reason of difference between the physical balance & book balance or to find the stock balance as on certain date.
etc