Oracle Database Packages MCQs with answers Page - 3

Here, you will find a collection of MCQ questions on Oracle Database Packages. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

Arogya • 2.57K Points
Extraordinary

Q. Which part of package acts like an interface?

  • (A) Package body
  • (B) Package specification
  • (C) Trigger
  • (D) Function

A

Arogya • 2.57K Points
Extraordinary

Q. Private procedures in a package are declared in:

  • (A) Package specification
  • (B) Package body only
  • (C) Both spec and body
  • (D) Trigger

A

Arogya • 2.57K Points
Extraordinary

Q. Which keyword hides implementation details in packages?

  • (A) ENCAPSULATION
  • (B) PRIVATE
  • (C) PACKAGE BODY
  • (D) SECURE

A

Arogya • 2.57K Points
Extraordinary

Q. What is package initialization?

  • (A) Package creation
  • (B) Code executed automatically first time package is referenced
  • (C) Package compilation
  • (D) Package deletion

A

Arogya • 2.57K Points
Extraordinary

Q. Package state refers to:

  • (A) Database status
  • (B) Values stored in package variables during session
  • (C) Compilation errors
  • (D) Table records

A

Arogya • 2.57K Points
Extraordinary

Q. Which advantage improves performance in packages?

  • (A) Single memory loading
  • (B) Repeated compilation
  • (C) Multiple connections
  • (D) Full table scan

A

Arogya • 2.57K Points
Extraordinary

Q. Which package is prebuilt in Oracle?

  • (A) DBMS_OUTPUT
  • (B) USER_TABLES
  • (C) INDEX_MANAGER
  • (D) SYS_TABLE

A

Arogya • 2.57K Points
Extraordinary

Q. What happens if package body is missing for declared procedures?

  • (A) Compilation error
  • (B) Database shutdown
  • (C) Trigger fires
  • (D) Table locked

A

Arogya • 2.57K Points
Extraordinary

Q. Which command recompiles a package?

  • (A) ALTER PACKAGE package_name COMPILE
  • (B) REBUILD PACKAGE
  • (C) UPDATE PACKAGE
  • (D) REFRESH PACKAGE

A

Arogya • 2.57K Points
Extraordinary

Q. What is forward declaration in packages?

  • (A) Calling another database
  • (B) Declaring procedure before its definition in body
  • (C) Deleting package
  • (D) Renaming procedure

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