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web technology Online Quiz - 61

Description: web technology Online Quiz - 61
Number of Questions: 20
Created by:
Tags: web technology
Attempted 0/16 Correct 0 Score 0

Java Persistence API(JPA) is used in

  1. View Layer/Presentation Layer

  2. Java Bean

  3. Controller

  4. Model Layer


Correct Option: D

Which of the following is not part of new controls added to WPF in .NET 4.0?

  1. DataGrid

  2. Calendar

  3. DatePicker

  4. Canvas


Correct Option: D

can we prevent overriding

  1. True

  2. False


Correct Option: A

C# has multiple inheritance

  1. True

  2. False


Correct Option: B

web page inherits which class

  1. web.page.ui

  2. web.ui.page

  3. page

  4. ui.web.page


Correct Option: B

which is for data retieval

  1. update

  2. select

  3. delete

  4. merge


Correct Option: B

which is used to extract data from database

  1. select

  2. update

  3. delete

  4. merge


Correct Option: A

which is not a constraint in sql

  1. notnull

  2. NOT NULL

  3. primary key

  4. unique key


Correct Option: A

which command is used to remove data from table with deleting log file

  1. delete

  2. remove

  3. truncate

  4. drop


Correct Option: C

SELECT ROUND(TRUNC(MOD(1600,10),-1),2) FROM dual;

  1. 0

  2. 1

  3. 0.00

  4. error


Correct Option: A
  1. -11

  2. -10

  3. -10.5

  4. error


Correct Option: B

select ROUND(1234.1962, 2)

  1. 1234.1900

  2. 1234.2000

  3. 1234.1000

  4. 1200.0000


Correct Option: B

select stuff('abcdef',3,2,'YZ')

  1. abcYZef

  2. abYZef

  3. aYZdef

  4. abYZcdef


Correct Option: B

select str('123.45',8,4)

  1. 123.4500

  2. 123.0000

  3. 1234.000

  4. 1234.500


Correct Option: A

select RTRIM('fasdfsadf ')

  1. fasdfs

  2. fas

  3. fasd

  4. fasdfsadf


Correct Option: D

What is the Result of the Following two Queries SELECT CEIL(-123.50) FROM DUAL; SELECT CEIL(123.50) FROM DUAL;

  1. 123,124

  2. -123.-124

  3. 123,-124

  4. -123, 124


Correct Option: D
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