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programming languages Online Quiz - 198

Description: programming languages Online Quiz - 198
Number of Questions: 20
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Tags: programming languages
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Which of the following aren't the methods for state/session management in the context of Servlets?

  1. Rewritten URLs

  2. Hidden Variables

  3. Using HttpSession Interface

  4. HTTP Redirects


Correct Option: A

How does one acquire the object implementing RequestDispatcher interface?

  1. Using getRequestDispatcher() method of RequestDispatcher interface

  2. Using getRequestDispatcher() method of ServletContext interface

  3. Using getDispatcher() method of RequestDispatcher interface

  4. Using getDispatcher() method of ServletContext interface


Correct Option: B

In Oracle 9i, maximum number of different DB Block Size you can specify -

  1. 3

  2. 4

  3. 5

  4. 6


Correct Option: C

Microsoft's implementation of AJAX for ASP.Net was called

  1. Windows Presentation Foundation

  2. ATLAS

  3. WinFx

  4. Avalon


Correct Option: B

WinFx is/was the code name for which version of .Net Framework?

  1. 2

  2. 3

  3. 3.5

  4. 4


Correct Option: B

Casting from reference type to value or vice versa is called as

  1. Casting/Uncasting

  2. Boxing/Unboxing

  3. Packing/Unpacking

  4. Stack & Heap Conversion


Correct Option: B

Which object allows you to work with a subset of the data contained in a DataTable.

  1. DataRow

  2. DataColumn

  3. DataView

  4. DataSet


Correct Option: C

Oracle database can use "N" types of segments ; The value of "N" =

  1. 2

  2. 3

  3. 4

  4. 5


Correct Option: C

Functions and Procedures are different in which aspect ?

  1. Procedures do not return values

  2. Functions do not return values

  3. Procedure always return values

  4. None of these.


Correct Option: A

Oracle recommends to "multiplex" the following critical file -

  1. alert log file

  2. control file

  3. trace file

  4. snapshot file


Correct Option: B

A set of .NET 3.0 based technologies for quickly building workflow enabled applications is

  1. WWF

  2. WCF

  3. WPF

  4. WF


Correct Option: D

How many rows can be retrieved using a SELECT INTO statement in an application?

  1. none

  2. 1

  3. 2

  4. unlimited


Correct Option: B

Which system catalog table in DB2 can be used to determine when a bind operation was performed on a given package?

  1. SYSIBM.SYSPLAN

  2. SYSIBM.SYSPACKAGES

  3. SYSIBM.SYSBIND

  4. SYSIBM.TIMESTAMP


Correct Option: B

For which database object can a lock be obtained?

  1. a database directory

  2. a database tablespace

  3. a database bufferpool

  4. a database column


Correct Option: B

What are the characteristics of Database Management Systems?

  1. Non-redundancy

  2. Data Independence

  3. Increased Security

  4. All of the above


Correct Option: D

The process to assemble and link edit the macro instructions that specify an application programs view of one or more databases is called.

  1. PCBGEN

  2. PSBGEN

  3. DBDGEN

  4. ACBGEN


Correct Option: B

Which one of the following status code indicates a duplicate insertion of a segment in IMS

  1. II

  2. AI

  3. IX

  4. AJ


Correct Option: A

Which one of the following is a definition of a PATH in IMS?

  1. Occurrences of all the segment types under a single parent segment occurrence is called

  2. Each occurrence of the root segment plus all the segment occurances that are subordinate to it make up

  3. The unit of data that DL/I transfer to and from your program is called

  4. The series of segments that leads from the top of a database record down to any specific segment occurrence.


Correct Option: D

What does PCB stands for in IMS?

  1. Process control Block

  2. Program Control Block

  3. Program Communication Block

  4. Process Communication Block


Correct Option: C

What is the maximum no of of levels a DL/I database can have?

  1. 15

  2. 16

  3. 255

  4. 49


Correct Option: A
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