I have been selling on eBay for about a decade now and it has become a little bit more than a sideline for me. Of course it is not something which I earn so much from that I could quit my full time job. That would not happen obviously so instead I am looking at it as something which I can use for dual purposes. First I use to get ahead on the mortgage and pay off other debts, which has been more or less accomplished. Then I do stuff I want to do. website design is something that I want to learn right now though. Read more…
I am going to move out to the country because my wife says that we are. We can afford to do it and I do not mind so much if it makes her happy. It is not as though I could be happy if she were not, because she would obviously make sure that I was not. However it does not appear that there are any good cable broadband providers in the area she selected and I am looking at dsl companies to see which ones will be able to do for me what I need done. It is going to be difficult to find a service which is quite as good as I need and I have been looking to see if there are good wireless internet service providers as a back up plan. I assumed that they would probably have an advantage in areas like this to be honest. Read more…
The Internet has contributed a lot to information technology and has provided a wide open area where individuals can mingle, interact, work with and transact business with each other. It has given entrepreneurs a convenient platform to sell their products and services. An online store is easier to maintain than a brick and mortar one but it comes with its own set of challenges as well.
While it is true that you can learn the basics by checking out online tutorials, if you’re serious about concentrating on your business, you need to get the services of professionals to make the most of your site. The essentials of business never change – its lifeblood is still advertising and promotions. For an online store, advertising means using search engine optimization (SEO) techniques. There are companies who are experts in SEO and they use creative methods to increase exposure for your site.
You can easily check out these professionals through the Internet and because you are not limited by location, you can enter into an agreement with a New York SEO company and still get the results you want. These providers can use quality backlinks to drive more guests to your site, they can also make use of programs to generate relevant keywords and use these terms in different articles. These methods can potentially translate to actual sales for you. On top of these activities, they can also perform other tasks that are significant to your business operations such as monitoring the performance of your site on search engine results.
The beauty of contracting an SEO is that you are free to focus on the development of the products and services that you offer. While you can participate in some of the activities that the company engages, it’s good business sense to be able to delegate specific tasks to individuals who are competent in performing them. And it’s easy enough to track down the quality of the job that they are doing because the results can be readily seen on your website.
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ZipCloud is a cloud storage company that offers all users an application that is easy to ease with a combination of slick and minimalistic design to sync multiple devices, access from mobile, share files. With a claim to over fifteen million files under their care, ZipCloud also promotes security, simplicity and safety. File security is a priority as they take file security very seriously with data encryption, apart from a very competitive pricing plan. Unlimited cloud storage is only $6.95 a month.
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MyPCBackup packs a wallop with every online backup features possible like, Lots of storage space, desktop app, easy file restoration, No file type restrictions, 100% compatibility, Online control panel, Sync folder, Multiple data centers, Encryption and security, Multi-location access, Scheduling, secure connection, automatic backups and versioning with 24/7 customer
support. MyPCBackup is quickly coming up as one of the top players with such awesome features. Business plan and Enterprise plan at competitive rates.
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SugarSync is an excellent service that can easily meet even the most demanding storage needs – a
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Mozy is one of the oldest online backup services around with a claim to over 3 million customers and 80,000 business customers. With a huge amount of exposure on the TV and radio in the US, Mozy offers its customers three products: Mozy Home, Mozy Pro and Mozy enterprise. Mozy may not be the most seamless or intuitive online storage service, but it excels at its primary function of data storage and will undoubtedly keep your files secure. If you are looking for a more
conventional backup service that offers some of the perks of file syncing, then Mozy makes a great option.
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Carbonite provides a great backup and storage solution for those that need a reasonably priced solution with unlimited storage and remote access at a fixed annual price which means this is one of the lowest per-GB storage prices of any online backup option. The fact that the application runs itself and the incredibly easy to use aspects makes it a viable competitor in the sphere of online storage despite lacking in a richer feature set. But some of the eye catching features are security, smart backups and restorations with anytime anywhere file access.
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The scope and prospects of Data warehouse jobs
The compilation and storage of data pertaining to a company is known as data warehousing. One of the most powerful tools in business analytics, data warehousing will ensure easy access and retrieval of data including purchase details. The data will be collected from the source and moved to a central location called data warehouse, from where it will be accessible to the users of the organization.
A data warehouse essentially has three types of functions namely staging, integration, and access. Staging is storing raw data, integration is to put together the data is a common central location and the access layer will ensure easy access of data by the users.
Data warehousing is used for many strategic operations like data mining, market research, online analytical processing and decision support. The most important part is to be able to retrieve, analyze, extract, transform and load data, manage it into data dictionary and make use of it.
The candidates should have an engineering degree including B.E / B.Tech, MBA, MCA, M.E / M.Tech / MS, PGDCA, PGDM. The skill sets include proficiency in the databases like Oracle, DB2, Teradata, Microsoft SQL Server etc. Exposure to any of the Business Intelligence tools like MicroStrategy, Cognos, Business Objects will be a big plus. Data warehousing professionals should have experience in any of the following tools like Informatica, Datastage, DTS, Oracle Warehouse Builder. The prospective data warehousing professionals should have Strong SQL, Data Modeling and Analytic Skills and experience in Unix / Linux Shell Scripting will also be desirable.
Should have a minimum of 2 years of direct experience in the field and should be familiar with the standard concepts, procedures and practices in data warehousing. The specific skill sets of the candidate would depend on the specialization areas.
Some of the specialization areas include
- Customer Relation Manger ( CRM ) – Analytic Development and Management
- Senior Data Warehousing Consultant.
- Data Warehouse Designer and Architect.
- Data Warehouse Team Leader.
- Principle consultants and Data Miner.
- Data Warehouse Manager.
- Data Modeler / Architect.
- Data Warehouse Project Leader.
- Data Warehouse Administrators.
Data warehousing professionals will be involved in a range of job responsibilities like extraction and loading to the Data Warehouse and Data Mining. The candidates should have the capability to work on Data warehouse Design and Micro Strategy based Business Intelligence / Data Warehousing Projects.
He should be self motivated and able to work in a fast paced environment. Multi tasking capabilities do count and data warehouse professionals should be good at prioritizing tasks and accomplishing goals. A certain degree of creativity would be of definite advantage.
Data warehousing jobs which involve Business Intelligence (BI) applications are in great demand in various industrial areas like banking, healthcare , insurance, Research and development, credit card service providers and more. Successful data warehouse systems require a lot of time and expertise to develop and implement and experienced data warehouse professional are in huge demand all over the country.
The average expected salary for a typical Data Warehouse Specialist in the United States is $93,041 and there is a huge demand for experienced data warehouse professionals all over the country and abroad.
How To Test Data Warehouse Application
Data warehouse testing is important for organizations that need to analyze data from multiple sources. This integration is commonly referred to as ETL (Extract, Transform and Load). The purpose of this process is to ensure that data is analyzed and retrieved correctly. Decision making in the organization relies heavily on the correct retrieval of this data. The users of Business intelligence systems also need the information to be correct so that they can feel confident to use it. For this reason, testing should be a mandatory part of development of systems that rely on data warehousing.
Data warehouse testing should be done as early as possible during the software development lifecycle. Failure to test the data early enough could result in losses incurred when trying to rectify and rollback the system. When updating your business intelligence system you should test to see if the changes made are affecting the retrieval of data. Changes in code can cause errors that had not been anticipated before.
There are a number of things you should ensure you do before you start testing. Ideally you should have high quality assurance testers who understand data warehousing systems. Some data warehousing systems are designed using certain database normalization systems that may seem intimidating to the untrained eye. You also need to setup the system to capture a number of scenarios. You may have to set up your system in a way that captures all the scenarios you may be faced with when using your business intelligence systems. You also need to set the endpoints for testing the systems. Depending on the kind of system testing you are doing you may set the endpoints differently.
When testing Data one of the first things you need to do is to test data completeness. Data completeness can be tested by use of manual data against data provided by the system. This can be simply a matter of observing the discrepancies that may occur when the system is compared with manual data. Using key fields makes testing and identification of errors easier and faster. To test completeness a strategy that will cover all columns and fields should be applied.
Checking for proper transformation of data involves checking that the data has been presented as intended following transformation. One way to determine correct transformation is to identify parent child relationships in the database. Check how these relationships behave during retrieval.
Quality of data can be checked by trying to determine how fields with errors on the database are handled. A field that handles only integers can be fed with decimal point numbers in order to determine how well the system can handle such a scenario.
Performance, scalability can be tested in a number of ways. Performance mainly involves testing the load times and how the system handles large amounts of data. To anticipate problems with scalability the database is fed with small amounts of data first then large amounts. The difference in how it handles the different types of data, can be used to determine how much more data it can handle.
The last thing you need to test is how well the system adopts to changes. Changes in the system are inevitable because the organization is also changing. This test is done by testing the behavior of the system and comparing them with previous updates.
Data warehouse interview questions
Data warehouse is an electric, central repository of a firm’s business system data. Data warehouse is usually housed on a mainframe server. It is also called information warehouse. Data warehouse helps in the integration and storage of data, allowing businesses to analyze information particularly in terms of predicting business trends, analyzing performance and using this to improve business process efficiency.
There are two types of data warehouse- enterprise data warehouse and data mart. Enterprise data warehouse is a large database repository that covers all business functions, including data from every unit and department of an organization. It is essentially a big central house of past and current data of a company. Volume of data in enterprise data warehouse is usually large, normally containing hundreds of terabytes and at times, even petabytes.
On the other hand, data mart is a repository of data in subject areas for supporting the information requirements of a certain office or department. Data mart primarily serves for the reporting and analytic needs of a unit or department within a company, like accounting, marketing, sales or customer service. Data marts are designed with sufficient data for fields, records and entities for satisfying a department’s data requirements.
Businesses shopping for data warehousing systems are often faced with one question- should they build their own data warehouse or buy from a data warehouse provider instead? While there are enormous benefits of building data warehousing projects, the downsides like being too risky, failure prone and time-consuming usually turn off a lot of enterprises.
Thus many firms still prefer to buy data warehouse systems instead of building their own. However there are numerous questions that companies should ask when shopping for data warehouse systems.
1. What do we need?
Buying companies have to evaluate their needs first before deciding on the kind of data warehouse for their operations. They should know their data source, how the data will be analyzed, and how they will send their data, among others. They should also determine if their data will be shared by departments, and how many personnel are accessing the data. These are just some of the basic things business owners have to answer in order to determine the right data warehouse system for their operations.
2. How much would it cost us?
Total cost is one of the more important considerations in choosing between buying or building a data warehouse system. Buying organizations should understand how much a data warehouse package would cost them in the long run, particularly in terms of maintenance of the system.
3. Is the interface user-friendly?
The data warehouse system should have a user-friendly design. Ideally, the tool should be intuitive and easy to understand. Buyers should read the user’s manual first to determine if the interface is too complex or easy enough for their personnel.
4. Does the functionality meet core business requirements?
Businesses ought to explore the functionality of the data warehouse system to ensure that the system addresses all the core business requirements. Buyers must look at the data extract tools to determine if the solution is suitable to their business needs.