McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Business Administration in Computer Applications (BBA [CA]) , Master of Science in Software Engineering (MSc SE) .
Chapters
| 51. |
class needs to inherit multiple behaviors? OOP------is used to solve this problem. Sol: |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» C. traits | |
| 52. |
------are used to declare methods that can be used in multiple classes. Traits can have methods and abstract methods that can be used in multiple classes. |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» C. traits | |
| 53. |
Traits are declared with the----keyword Sol: |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» C. traits | |
| 54. |
------methods can be called directly - without creating an instance of the class first. Sol: |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» A. static | |
| 55. |
Static methods are declared with the------keyword Sol: |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» A. static | |
| 56. |
A class can have both static and non-static methods. A static method can be accessed from a method in the same class using the-----keyword and double colon (::) |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» B. self | |
| 57. |
------properties can be called directly - without creating an instance of a class. Sol: |
| A. | static |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» A. static | |
| 58. |
An iterable is any value which can be looped through with a-----loop. Sol: |
| A. | foeach() |
| B. | self |
| C. | traits |
| D. | single inheritance |
| Answer» A. foeach() | |
| 59. |
The-----pseudo-type was introduced in PHP 7.1, and it can be used as a data type for function arguments and function return values. |
| A. | foeach() |
| B. | self |
| C. | iterable |
| D. | single inheritance |
| Answer» C. iterable | |
| 60. |
The-----keyword can be used as a data type of a function argument or as the return type of a function: |
| A. | foeach() |
| B. | self |
| C. | iterable |
| D. | single inheritance |
| Answer» C. iterable | |
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