Learning PHP 7 (Video 5)

Learning PHP 7 (Video 5)

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

This video tutorial introduces PHP variables, explaining their types, declaration rules, and type juggling. It covers constants, their immutability, and the use of operators for variable manipulation. The tutorial emphasizes the importance of variables in programming and provides examples of different variable types and operations.

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct way to start a variable name in PHP?

With a number

With a space

With a special character

With a letter or underscore

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of PHP as a loosely typed language?

Variables must be declared with a specific type

PHP does not support type conversion

PHP automatically converts variables to the correct data type

Variables cannot change type once declared

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of adding two string variables containing numeric values in PHP?

An error is thrown

The result is a boolean

The strings are converted to integers and summed

The strings are concatenated

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a constant in PHP?

A variable that must start with a number

A variable that can change during script execution

A variable that is case insensitive

A value that cannot change during script execution

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which operator is used for string concatenation in PHP?

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