Chapter 2: Introduction to PHP Programming and PHP Variables (Questions and Answers)(#ipumusings)(#PHPTutorials)

Chapter 2: Introduction to PHP Programming and PHP Variables 

(Questions and Answers)

Q1: What are the two ways PHP can be used?

Answer:
   1. By using PHP templating engine which allows PHP code to output its content alongside HTML content.
   2. Use PHP in the Interactive Shell which is the most common way PHP scripts are executed on a server.


Q2: Give an example to show PHP is used in interactive mode.

Answer:
1. Open command shell (in Windows) or Bash shell in Linux.
2. Go to bin folder where PHP is installed.
3. Run php -a. It opens PHP as an interactive shell. php> command prompt appears.
4. Type echo "Hello World". It displays the string.
5. Type exit to quit interactive shell.


Q3: Give an example to run a PHP script at the command prompt?

What is a Black Swan Event? (#Finance)(#ipumusings)(#bba)(#mba)

What is a Black Swan Event?

Pickup the correct option from the following Multiple Choice Based Question (MCQ)

Question: The term 'Black Swan Event', often seen in the news, is related to

(a) the mass migration of black swan birds from the Arctic region to the Siberia.

(b) viral infections widespread that originated from birds affecting humans and other animals.

(c) an extremely rare unpredictable event that has severe consequences.

(d) a rare asteroid orbiting the Earth's orbit.


Correct answer is an option (c).

A black swan is an unpredictable event that is beyond what is normally expected of a situation and has potentially severe consequences. Black swan events are characterized by their extreme rarity and their severe impact. In general, this phrase is commonly used in the world of finance. It is an extremely negative event or occurrence that is nearly impossible to predict.

Chapter 1: Introduction to PHP Programming Q & A (#ipumusings)(#php)

Chapter 1: Introduction to PHP Programming

Questions & Answers

Q1: What does PHP stands for?

Answer: Hypertext Preprocessor

PHP is a server side scripting solution that empoweres developers to build dynamic HTML pages.

Q2: Who is the original creator of PHP?

Answer: Rasmus Lerdorf developed PHP around 1995.

Q3: Does PHP support object oriented programming?

Answer: Yes it supports the object-oriented programming (OOP) paradigm.

Python Basics - Questions and Answers (#ipumusings)

Python Basics

Python Basics

 Python Programming Basics (MCQs) - YouTube Video

 Python Snippets -1 (Arithmetic Operators)

 Python Basics (Q & A)
 Python Basics (Q & A) Part-2
 Python Basics - Variables (Q & A)
 Python Basics - Literals (Q & A)
 Python Basics - Augmented Assignment Operators
 Python Basics - String Manipulation (Part-1)
 Python Basics - String Manipulation (Part-2)
 Python Basics - List Manipulation (Part-1) Q & A
 Python Basics - List Manipulation (Part-2) Q & A
 Python Basics - Numpy Arrays (Part - 1) Q & A
 Python Basics - Numpy Arrays (Part-2) Q & A

GGSIPU BTech Computer Science - Semester 7 - Advanced Networks - End Term Examination Paper December 2019 (#ipumusings)(#ggsipu)

Advanced Networks - End Term Examination Paper December 2019

GGSIPU BTech Computer Science - Semester 7

The Objective of the subject is to understand different network protocols with emphasis on TCP/IP protocol suite.

Networking technologies have become an integral part of everyday life, which has led to a dramatic increase in the number of professions where it is important to understand network technologies. TCP/IP Protocol Suite teaches students and professionals, with no prior knowledge of TCP/IP, everything they need to know about the subject. This comprehensive book uses hundreds of figures to make technical concepts easy to grasp, as well as many examples, which help tie the material to the real-world. The second edition of TCP/IP Protocol Suite has been fully updated to include all of the recent technology changes in the field. Many new chapters have been added such as one on Mobile IP, Multimedia and Internet, Network Security, and IP over ATM. Additionally, out-of-date material has been overhauled to reflect recent changes in technology.

Here is the prescribed text book.

B. A. Forouzan, "TCP/IP Protocol Suite", TMH

Here is the End Term Examination Question Paper (Dec 2019)

BCA Semester 3: C++ Study Material and Snippets (#ipumusings)

Object Oriented Programming Using C++

BCA Semester 3: C++ Study Material and Snippets 

There are different types of programming languages are available to learn and use. Learning a new programming language requires writing programs. Here provides are the links to various sample C++ programs, study notes that help you learn C++ programming language. C++ is a flexible, powerful programming language with hundreds of thousands of applications. Despite its highly adaptable and flexible nature, C++ is also one of the more complex programming languages to learn.However, the knowledge of how to take advantage of its full potential comes only with time and experience.

Here are study links:

जो बिन्ध गया, सो मोती - बलदेव वंशी

जो बिन्ध गया, सो मोती - बलदेव वंशी

A wonderful poem compares the selfless pearl unites to form a necklace and gets meaning.

जो बिन्ध गया, सो मोती - बलदेव वंशी - Hindi poem recited by Sandeep.

Functions of Catalysts (Biochemistry)

Functions of Catalysts

See link

BCA/MCA - Software Engineering - RISKS ASSOCIATED WITH SOFTWARE DEVELOPMENT (#ipumusings)(#softwaredevelopment)

RISKS ASSOCIATED WITH SOFTWARE DEVELOPMENT

Software development fails to deliver, and fails to deliver value. This failure has massive monetary and human impact. We want to find a new ways to develop software applications. 

The basic problem of software development is risk. Here are some examples of risk:

Schedule slips
—the day for transport comes, and you have to tell the purchaser that the software program won't be equipped for some other six months.

Urdu Poetry - Couplet (चलना है चल पड़ो...)

Urdu Poetry - Couplet (चलना है चल पड़ो...)