Tell me what is full load & incremental or refresh load?

951

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Explain is olap databases are called decision support system true/false?

1005

---

How can we determine what records to extract?

1083

---

What is a staging area? Do we need it? What is the purpose of a staging area?

998

---

Explain which are the olap tools available that are supported by oracle?

1009

---

Explain some of modeling tools available in the market?

968

---

Explain what are non-additive facts?

1033

---

Explain what is the difference between power center & power mart?

999

---

Explain if a flat file cotains 1000 records how can I get first and last records only?

932

---

Explain what is fact less fact table? Where you have used it in your project?

933

---

What does level of granularity of a fact table signify?

1095

---

What are the different methods of loading dimension tables?

995

---

Explain what are the modules in power mart?

1051

---

Explain what is ods (operation data source)?

990

---

Explain difference between data ware house & data mart?

991

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