HSC Science (Computer Science) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions

The ____________ function returns a part of a string.

Explain any two string manipulation function.

Write Programs for the following.

Write a PHP code to count no. of words in the given string.

EDI is ______ exchange of information. 

___________ tag is used to specify video on an HTML document.

The _________ tag is used to embed audio files on Webpages.

Attributes used with <audio> tag __________

a) autoplay

b) href

c) controls

d) cntrl

e) loop

f) bgsound

A Function is a block of statements that can be used repeatedly in a program.

The ______ element creates an inline frame.

Srccode specifies the HTML content of the page to show in the <iframe>.

Attributes used with iframe are ______ 

1. srcdoc
2. name
3. att
4. src
5. href
6. loop

Encryption consist of two processes ______ and ______.

Describe process of encryption.

Write Programs for the following.

Write a PHP code which calculates square of any number using form.

Write Programs for the following.

Create a website with two PHP webpage in which each webpage is connected.

The first page of the website contains two form fields for taking 'name' and 'password' from users. On onclick event, details of forms should be displayed on second webpage.

Prove that:

`int_0^(2a)f(x)dx = int_0^af(x)dx + int_0^af(2a - x)dx`

If x^myⁿ = (x + y)^m+n, prove that \[\frac{dy}{dx} = \frac{y}{x} .\]

Apply the given elementary transformation of the following matrix.

A = `[(1,0),(-1,3)]`, R₁↔ R₂