Compare a hierarchical and network database model?

993

---

Describe concurrency control.

1047

---

What is oracle block? Can two oracle blocks have the same address?

1020

---

What is authorization and integrity manager?

985

---

What are the advantages of dbms?

946

---

Define entity set.

922

---

Discuss some of the techniques that can be used to tune operational performance.

961

---

What are its two major subsystems of r?

1157

---

Explain the difference between a dynamic and materialized view.

913

---

Explain why an information gap exists in most organizations.

932

---

describe and contrast a trigger and a procedure.

1051

---

Describe the differences between a data warehouse and data mart.

1010

---

Describe a data warehouse.

993

---

Explain an overview of xml.

876

---

describe middleware applications that ease the connection of databases to web?

937

---