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a) List the types of array:

Indexed array (normal array with numeric keys)

Associative array (array with named keys)

Multidimensional array (array containing one or more arrays)

b) What are different arithmetic operators in PHP?

+ (Addition)

- (Subtraction)

* (Multiplication)

/ (Division)

% (Modulus - remainder)

c) What is abstract class in PHP?

An abstract class is a class that cannot be directly instantiated.

It may have abstract methods that must be defined in child classes.

d) Define

FEATURES OF SECONDARY OR STOCK MARKET

1.Market Intermediaries : The stock market involves various intermediaries, including stockbrokers, depositories, and clearing corporations. Stockbrokers facilitate the buying and selling of securities, depositories like NSDL and CDSL handle the electronic holding of securities, and clearing corporations ensure the settlement of trades.
2. Market Segments: The Indian stock market is segmented into different categories, including equity markets for stocks, derivatives

Q2)Define ‘Company’. Explain in detail the features of Company.Definition of Company:According to Section 2(20) of the Companies Act, 2013, "Company means a company incorporated under this Act or under any previous company law."Professor Haney defines a company as "an artificial person created by law, having separate legal entity, with a perpetual succession and a common seal."Features of a Company:1.Incorporated Association:A company must be registered under the Companies Act. Without registration,

Here are the answers to the questions you provided:

1. Consider E as a flag, F as an escape character, and other as data. AEEFCDFFACAEAFP

• This seems to be a communication or encoding scheme involving special characters like E (flag) and F (escape character). Typically, these schemes are used in data encoding to delimit data and ensure correct transmission. If you need more specific analysis or context, let me know.

2. How does the Ethernet address 10001010 11001111 01010001 01011111 10101 010

Here’s the detailed answer to your questions:

Q10.
The basic memory structures associated with Oracle are the System Global Area (SGA) and the Program Global Area (PGA).
Answer:
a) True

Q11. Write full form of:

• (i) LGWR: Log Writer
• (ii) PMON: Process Monitor

Q12. What is single user database and multi user database?

• Single User Database:
  A database that only one user can access at a time. It is mainly used for personal or small-scale applications where data access by multiple users simultaneously

Q2) Define 'Company'. Explain in detail the features of a Company.Definition of Company:A Company is a voluntary association of individuals, formed to carry on a business and registered under the Companies Act. It is a legal entity separate from its members, having perpetual succession and a common seal.According to Section 2(20) of the Companies Act, 2013: "A company means a company incorporated under this Act or under any previous company law."Features of a Company:1.Incorporated Association:A

Hello, I am Wenzhuo Liu, and I work as a data scientist, specializing in Natural Language Processing (NLP). My primary focus is on developing and implementing machine learning models for industry challenges. My journey began with a bachelor's degree in Physics, where I developed a strong scientific foundation. Later I earned an engineering degree in applied mathmatics at Ensta and a master's degree in Data Science at Ecole Polytechnique. These experiences helped me develop the key programming and

1. Explain the Transformation Process, Model of Operation Management? Discuss Various Types of Production Systems with Examples.

Transformation Process:
The transformation process refers to the act of converting inputs (materials, labor, capital, information) into outputs (goods and services) through various processes such as manufacturing, service delivery, and assembly.

Model of Operations Management:
The basic model involves:

• Inputs (Materials, Labor, Capital, Information) →

• Transformation