3i Infotech Placement: Sample Questions 1176 - 1178 of 1245

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Question 1176

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Write in Short

Short Answer▾

What is client server computing?

Explanation

Client Server Compuing
  • In client and server model computers communicate over a network.
  • Server takes requests and shares its resources with one or more clients on network.
  • Client is a computing device initiating contact with a server to use shared resource.
  • Clients and servers provide computing distributed access, not a distributed computing.

Question 1177

Appeared in Year: 2004

Question

MCQ▾

In a JSP page, a statement is declared as follows:

  1. <%! StringstrTemp =request. GetParameter ( “Name” ); %>
  2. Andbelowthat, an_expressionappearsas:
  3. <% System. Out. Println ( “TheNameofpersonis:” +strTemp); %>

What is the output of the expression, if this JSP page is invoked in browser using URL?

Choices

Choice (4)

a.

The name of person is:

b.

The Name of person is: Chetana

c.

The Name of person is: null

d.

All of the above

Answer

b.

Explanation

  • In this case on the page nothing will be displayed as the System. out. println () will display the output to console.
  • So it may be displayed in the file of the application server՚s console output file.

Question 1178

Edit

Describe in Detail

Essay▾

How would you use the functions sin () , pow () , sqrt () ?

Explanation

Sin ()

double sin (double x) returns the sine of a radian angle x.

  • Declaration:
    • double sin (double x)
    • Parameters:
  • x-This is the floating-point value representing an angle expressed in radians.

Pow ()

Calculates power of numbers:

  • Syntax:

    double pow (double x, double y) ;

  • Parameters or Arguments: Here x is raised to the power of y.

Sqrt ()

The C library function double sqrt (double x) returns the square root of x.

  • Declaration:

    double sqrt (double x)

  • Parameters:

    x-This is the floating-point value whose square root needs to be computed

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