QUESTION 3 a) Write a PHP program to calculate the total mark from the variable Smarkl and Smark2. Create a function called Cal_TotalMarks() by passing these variables to calculate the total marks . Declare Stotal as a global variable to display the total mark outside the function. b) Write a PHP Program to find the length of a string and counts the number of words in a string. c) Write the PHP code to open and read the first line of a file called "webdictionary.txt". d) Describe the following file functions. i fopen() ii. felose() iii. fgets() iv. file_exists() Write a PHP Code to create and display an associative array with the information shown as below in Figure 3. e) Product Code : 1001 Product Name : Iphone 13 Number of Products available : 15 Product Code : 1002 Product Name : Samsung Note 20 Number of Products available : 10 Figure 3: output

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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QUESTION 3
a)
Write a PHP program to calculate the total mark from the variable Smarkl and Smark2.
Create a function called Cal_TotalMarks() by passing these variables to calculate the total
marks . Declare Stotal as a global variable to display the total mark outside the function.
b)
Write a PHP Program to find the length of a string and counts the number of words in a
string.
c)
Write the PHP code to open and read the first line of a file called "webdictionary.txt".
d)
Describe the following file functions.
i. fopen()
ii. felose()
iii.
fgets()
iv.
file_exists()
Write a PHP Code to create and display an associative array with the information shown as
below in Figure 3.
e)
Product Code : 1001
Product Name : Iphone 13
Number of Products available : 15
Product Code : 1002
Product Name : Samsung Note 20
Number of Products available : 10
Figure 3: output
Transcribed Image Text:QUESTION 3 a) Write a PHP program to calculate the total mark from the variable Smarkl and Smark2. Create a function called Cal_TotalMarks() by passing these variables to calculate the total marks . Declare Stotal as a global variable to display the total mark outside the function. b) Write a PHP Program to find the length of a string and counts the number of words in a string. c) Write the PHP code to open and read the first line of a file called "webdictionary.txt". d) Describe the following file functions. i. fopen() ii. felose() iii. fgets() iv. file_exists() Write a PHP Code to create and display an associative array with the information shown as below in Figure 3. e) Product Code : 1001 Product Name : Iphone 13 Number of Products available : 15 Product Code : 1002 Product Name : Samsung Note 20 Number of Products available : 10 Figure 3: output
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