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Question Bank ASP .Net and Webforms

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Tiêu đề Question Bank Asp .Net And Webforms
Trường học University of Information Technology
Chuyên ngành Computer Science
Thể loại bài tập
Thành phố ho chi minh
Định dạng
Số trang 43
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The ______________ is used to break down the data into packets that are transferred over the network

Trang 1

Question Bank

ASP Net and Webforms

1. The is used to break down the data into packets that

are transferred over the network

[1.0]

b) Internet Protocol d) FTP Protocol

2. A _ is a set of rules that two or more computers use to

share data with each other

4. A _ processes scripts and sends the resulting HTML page to the client browser that requested it [1.0]

5. _ is a client / server protocol that is used to transfer web pages [0.5]

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6. The client sends a request to the web server [0.5]

7. The web server makes use of _, the

and the to provide the

communication between the network interface and the HTTP service

[1.5]

a) Windows Sockets c) Transport Layer

b) Internet Protocol (IP) d) Application Layer

8. A _ is a software element that is used to pass network

traffic between networks within an organization [1.0]

9 The identity and validity of the web server and web browser can be

ensured through the use of digital certificates that are maintained by

the certificate server

[0.5]

10. authentication ensures that only authorized users

are allowed to access a web site or an application [1.0]

a) Client Authentication c) Client and server

authentication b) Server Authentication d) None of the Above

11 Secure Socket Layers (SSL) can not be used to ensure data integrity [0.5]

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12. An _ is an area on a web site available only to a set of

registered visitors

[1.0]

13. There are _ phases of web application development [0.5]

a) Planning the Web

application c) Designing the Web application

b) Implementing the Web

b) Implementing the Web

application d) Deploying the Web application

16. Dynamic HTML pages can be created through _ [1.5]

a) Server & Client based

scripts

c) Client based script only

b) Server based scripts only d) Not possible

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17. is a method that can be used to create dynamic

HTML pages and provide user interaction

[1.5]

18. What are the benefits of Client-side scripting? [1.5]

a) Provide user interaction c) Validate data

b) Integration d) Provide database interaction

19. _ is an object-based scripting language for developing

client-based Internet applications

22. JavaScript code is typically embedded into an HTML document using

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23 <! - -statements //- -> are comment tags [0.5]

24 The first beta version of ASP code was named _ [1.0]

25 Identify the correct statement(s) from the following:

1 VBScript and JavaScript are not the only two scripting

languages available in ASP

2 ASP pages are interpreted This makes their execution slower

3 ASP pages are very untidy They are a spaghetti-like mixture of code, HTML and text

[1.5]

26 Identify the correct statement(s) from the following:

 ASP.NET supports strongly typed languages like VB, C#, and much more

 ASP.NET pages get interpreted instead of being compiled

 ASP.NET pages are tidier than ASP pages

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28. A web service can be described as a function that can be deployed

over the web

[0.5]

29. In the case of a Web-enabled application, firstly the Internet is a

_ network Secondly, Web pages are _. [1.0]

30. A Web-enabled application can function in isolation It doesn’t require

several network and application components to deliver the desired

results to the user

[1.0]

31. The directive is used to specify attributes that affect the

32. The section is where most of the code for providing the

required functionality is written

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34. Which are the two types of server controls? [1.5]

b) Internet Controls d) Script Controls

35. The _ attribute of the control allows a developer to access

36. The control is a hidden control that is added to the

form when the form is submitted to the server

38. It is possible to check whether an ASPX page is posted back to the

server with the help of the _ property of the page

[1.0]

b) AutoPostBack d) None of the Above

39. Identify the correct sequence of processes that occur when an ASPX

page is requested from a browser:

A HTTP request is sent to the IIS

The server code is loaded into memory and executed on the web

server

A request for an ASPX page is made from the browser

[2.0]

Trang 8

The output of the server code is sent back to the browser by the IIS.

On the server-end the ASPX page is loaded again; however, the

hidden fields values are read and appropriate event handlers are

called

The output is sent back to the browser in the form of HTML

Suppose the user performs an action on a control that has a server

side event handler or causes any server side execution to occur, the

page is posted back along with a hidden control that contain the

information about what actions have been performed by the user

41. object is used to store information for a particular user

42. An ASP.NET application is a collection of text files that are stored in a

directory and its subdirectories, on the Web server

[0.5]

43. The pages can be physically stored in any directory on the web server

This directory needs to be a subdirectory of wwwroot However, this

directory has to be made a virtual directory

[0.5]

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44. The web server manages the virtual directory settings, permissions

and user access

[0.5]

45. If a directory has write and execute permissions, a user cannot

upload aspx files and execute them on your Web server

47. The communication between the client and the server take place

through a series of _

[1.0]

b) requests-and-responses d) None of the Above

48 The Form method of the Request object is used to retrieve the data in

the form fields submitted by the user

[0.5]

49 The Redirect method of the Response object is used to redirect the

user to home page

[0.5]

50. All event procedures receive two arguments from the events:

The event sender

The class instance that holds data for the event

[1.0]

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a) True b) False

Trang 11

51. allow the developer to set the properties of controls and

a) Intrinsic Controls c) List Controls

b) Rich Controls d) Validation Controls

52. The data, that populates _, is usually retrieved from a

a) Intrinsic Controls c) List Controls

b) Rich Controls d) Validation Controls

53. are used when you want controls that have complex

functionality

[1.0]

a) Intrinsic Controls c) List Controls

b) Rich Controls d) Validation Controls

54. The process of checking whether the required fields have been left

blank or if they are filled in a pre-specified format is

called

[1.0]

b) Data Checker d) Validation Control

56. Intrinsic controls were designed with the idea of using them as a

replacement for the standard HTML controls

[0.5]

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57. The textmode property of a textbox is set to multiline.

<asp:textbox id="add" textmode="multiline" rows="5" columns="10"

runat="server"/>

The textbox can be used to accept _ lines of information

[1.5]

b) Single and Multiple d) None of the Apply

58. There are only three controls in ASP.NET that can be used to navigate

between pages or move control out to a specified page These controls are:

59. Identify the correct statements

Buttons and ImageButtons are used for posting data back to the

60. A checkbox allows the user to select many options at one time [0.5]

61. _ property is set to true if the changing of the checkbox

status has to be informed to the server immediately

[1.0]

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b) PostBack d) None of the above

62. In ASP.NET, the control can perform the functionality

required for changing the advertisements

65. ASP.NET provides us with container controls, that is, these controls

66. The process of checking whether the user has filled up a form in the

right format and has not left any fields blank is called validation [0.5]

67. Identify the correct statements

RangeValidator: helps in ensuring that a value is entered for a field

CompareValidator: checks if the value of a control matches the value

of another control or variable

RequiredFieldValidator: checks if the value entered in a control is in

the specified range of values

RegularExpressionValidator: checks if the value entered matches

the regular expression that is specified

[2.0]

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CustomValidator: the value entered is checked by a client-side or

server-side function created by you

ValidationSummary: a list of all the validation errors occurring in all

the controls is created and can be displayed on the page

68 Errormessage property is used to specify the message that has to be

displayed when using the validation summary control in your page [0.5]

69 Minimumcontrol and maximumcontrol properties are used to

specify the name of the controls in which the user can enter the

boundaries of the range

[0.5]

70. The pattern to which the value must match is specified in the

ValidationFormat property of RegularExpressionValidator control.

72. _ controls can be used to provide validation in case the

provided controls are not enough to validate the inputs [1.0]

a) RangeValidator c) ValidationSummary

b) RegularExpressionValidator d) CustomValidator

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73. property of page object returns true if all the

validation tests are successful and vice versa

76. Code Behind allows us to write the code to provide the required

functionality in a separate file and the code to create the graphics for

the web page in a separate file

[0.5]

77. An ASP.NET application is a collection of all the ASP.NET pages,

.aspx files, and various other files that are required to provide the

essential functionality of the application

[0.5]

78. An ASP.NET application object is created the first time a request is

made to the server; after that, no ASP.NET code executes

[0.5]

79. _ fired when the first ASP.NET page in the current

application directory (or its sub-directories) is called

[1.0]

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a) Application_OnBeginRequest c) Application_OnStart

b) Session_OnBeginRequest d) Session_OnStart

80. _ fired when the last session of the application ends

Also fired when the web application is stopped using the Internet

Services Manger snap-in

[1.0]

a) Application_OnEndRequest c) Application_OnEnd

b) Session_OnEndRequest d) Session_OnEnd

81. You can add code to the event-handlers of the global.asax file to:

 Initialize application or session level variables

 Connect to databases

 Send cookies

[0.5]

82. The web pages in an application can’t execute the event-handlers in

83. Page-level variables are of two types:

• Application-level variables are used to share common information across several users

• Session-level variables are used to pass information from one

page to another for a particular user That is, the information is maintained throughout the session of a particular user

Session-level variables handling is covered in a later session

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85. The lock method is used to release the lock on the application

variables

[0.5]

86. The Web server monitors the time allocated to processing the

resource If a large request is made, or if a user session is inactive for

a long period of time, the server terminates a request This process is

termed as

[1.0]

b) Calculate Time d) Time Checker

87. _ is used to specify the period for which a script can run

89. The method is used to transfer execution from the

current page to another page and return the execution to the current

page

[1.0]

90. The Transfer method is used to transfer execution partially to

the specified page.

[0.5]

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92. The greater than (>) and lesser than (<) symbols are translated into

_ and _ characters in the html source code

[1.0]

93. When the URLEncode method processes the data:

1 Spaces are replaced with the plus (+) character

2 Fields are encoded

3 A fieldname is assigned to the associated field value

4 Non-ASCII characters are replaced with escape codes

Identify the correct statements

[1.0]

94. The MapPath method is used by the server to map a path to the

95. A web site can have more than one application Each application is

96. The sequence that is followed when a user accesses an aspx page:

1 The request first comes in (begins)

2 The request ends

[1.0]

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3 Then the session starts, the page loads

97. Cookies are a way of maintaining information about a user [0.5]

98. A _ is a small packet of information that is used to

maintain information on the user's computer

[1.0]

99. Identify the correct statement(s)

a A persistent cookie expires when the user leaves the web site

b A temporary cookie is retained on the client machine and can

be read by the web server when the user next accesses the web site

[1.0]

a) Statement A is Correct c) Statement B is Correct

b) Both are Correct d) Both are Wrong

100 The cookie is stored on the user’s machine in the _ folder [1.0]

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102 The class of the Request object is used to retrieve

information stored in a cookie and sent to the server through an HTTP

104 There is a limit to the number of cookies that can be sent or issued by

105 The _ object is used to store information about a user [1.0]

106 Identify the correct statements.

 The Session object contains information that is specific to a particular user This information can be shared or accessed by other users of the applcation

 When the user makes additional requests to the server, the user ID is transferred between the client and server

 When the session expires or is terminated, the server destroys the

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107 A session variable is same as an application variable [0.5]

110 The method is used to explicitly end a session [1.0]

112 A _can be defined as a collection of

related data and a set of programs that access and manipulate this

data

[1.0]

a) Database Self Management

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b) Data Self Management

System

d) Database Management System

113 _model is similar to the Hierarchical Database

Model

[1.0]

b) Flat-File Database d) None of the Above

114 A _ is a collection of related information stored in an

117 A column that definitely contains a value which is also unique in all the

118 A Relational Database is a database based on the network model [0.5]

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121 Identify the correct statements

Using SELECT you can:

1 Display some or all of the columns from your tables

2 Display some or all of the rows from your tables

3 Display statistical information from the tables, like averages or sums of column values

4 Display information from two or more tables

[1.5]

122 The _ is used to retrieve all the columns from the table [1.0]

123 While using + sign in the selected list you should be careful about the

data types of the columns The data type of the column of right and

left should be the different Otherwise SQL will give an error

[0.5]

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