ARM infotech Interview Questions and Answers

Basic coding and syntax, can be easily cleared

Q1. What is PHP means ?
Ans. 
PHP stands for Hypertext Preprocessor, a server-side scripting language used for web development.
• PHP is a widely-used open source scripting language

• It is especially suited for web development and can be embedded into HTML

• PHP code is executed on the server, generating HTML which is then sent to the client's browser
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Q2. Difference between include and exclude ?
Ans. 
Include is used to add a file in PHP code, while exclude is used to remove a file from PHP code.
• Include is used to include and evaluate a specific file in PHP code

• Exclude is not a standard PHP function, but can be achieved by not including a specific file in the code

• Include is commonly used for importing libraries or reusable code snippets

• Exclude is not a common term in PHP programming
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Q3. Difference between implode and explode ?
Ans. 
implode is used to join array elements into a string, while explode is used to split a string into an array.
• implode joins array elements into a string using a specified delimiter.

• explode splits a string into an array using a specified delimiter.

• Example of implode: $array = ['Hello', 'World']; $string = implode(' ', $array); // Output: 'Hello World'

• Example of explode: $string = 'Hello World'; $array = explode(' ', $stri
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Q4. Different variable type ?
Ans. 
Variables in PHP can be of different types such as string, integer, float, boolean, array, object, etc.
• String: $name = 'John';

• Integer: $age = 25;

• Float: $price = 10.99;

• Boolean: $isStudent = true;

• Array: $colors = ['red', 'blue', 'green'];

• Object: $car = new Car();
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Q5. What is constant and how to define it ?
Ans. 
A constant is a value that cannot be changed during the execution of a script.
• Constants are defined using the define() function in PHP

• Constants are case-sensitive by default

• Constants can be accessed globally

• Constants are useful for storing values that should not be changed
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Q1. Tell me about yourself?
Ans. 
I am a recent graduate with a degree in Computer Science, passionate about learning new technologies and eager to start my career in PHP development.
• Recent graduate with a degree in Computer Science

• Passionate about learning new technologies

• Eager to start a career in PHP development
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Q2. What do you know about the company ?
Ans. 
The company is a leading software development firm specializing in PHP solutions.
• Specializes in PHP development

• Known for delivering high-quality software solutions

• Has a strong reputation in the industry

• Offers a range of services including web development, mobile app development, and e-commerce solutions
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