Practical Slip 24 - 2019 Pattern

 Data Structure:

A) Write a ‘C’ program to read a postfix expression, evaluate it and display the result.(Use Dynamic Implementation of Stack)                                                                                                                                                                         [20 M]

B) Write a ‘C’ program to remove last node of the singly linked list and insert it at the beginning of list.

                             [10 M]

PHP:

C) Write a PHP script to accept username and password. If in the first three chances, username and password entered is correct, then display second form, otherwise display error message.                                [25 M]

Angular JS:

D) Using AngularJS create a SPA to fetch suggestions when is user is typing in a

textbox. (eg like google suggestions. Hint create array of suggestions and matching

string will be displayed).                                                                                                                                                                                                           [25 M]

R Programming:

E) Write a script in R to create two vectors of different lengths and give these vectors as input to array and print Multiplication of those matrices.                                                                                                              [25 M]