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

998

---

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

1066

---

How can we determine what records to extract?

1152

---

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

1048

---

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

1052

---

Explain some of modeling tools available in the market?

1027

---

Explain what are non-additive facts?

1075

---

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

1053

---

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

972

---

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

987

---

What does level of granularity of a fact table signify?

1157

---

What are the different methods of loading dimension tables?

1044

---

Explain what are the modules in power mart?

1099

---

Explain what is ods (operation data source)?

1038

---

Explain difference between data ware house & data mart?

1034

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