Nest 0 Cart
Nest Account
Popular Exams
All Categories...
Nest
Nest 0
Contact
Log In / Sign Up
Copyright 2024 © store. All rights reserved.
Home Zend 200-550

Zend 200-550 Exam Practice Questions (P. 5)

  • Full Access (223 questions)
  • Six months of Premium Access
  • Access to one million comments
  • Seamless ChatGPT Integration
  • Ability to download PDF files
  • Anki Flashcard files for revision
  • No Captcha & No AdSense
  • Advanced Exam Configuration
Get Contributor Access
Question #21
When would you use classes and when would you use namespaces?
  1. A
    Use classes to encapsulate code and represent objects, and namespaces to avoid symbol name collisions
  2. B
    Use classes for performance-sensitive code, and namespaces when readability matters more
  3. C
    Use namespaces for performance-sensitive code, and classes when readability matters more
  4. D
    Always use them; namespaces are always superior to classes

Correct Answer:
A

Question #22
Which of these elements can be encapsulated by namespaces and made accessible from the outside?
  1. A
    Only classes
  2. B
    Classes, functions and constants
  3. C
    Classes, functions, constants and variables

Correct Answer:
B

Question #23
You'd like to use the class MyDBConnection that's defined in the MyGreatFramework\MyGreatDatabaseAbstractionLayer namespace, but you want to minimize
*as much as possible* the length of the class name you have to type. What would you do?
  1. A
    Import the MyGreatFramework namespace
  2. B
    Import the MyGreatFramework\MyGreatDatabaseAbstractionLayer namespace
  3. C
    Alias MyGreatFramework\MyGreatDatabaseAbstractionLayer\MyDBConnection to a shorter name
  4. D
    Alias MyGreatFramework\MyGreatDatabaseAbstractionLayer to a shorter name

Correct Answer:
C

Question #24
How should you track errors on your production website?
  1. A
    Enabling display_errors
  2. B
    Enabling log_errors
  3. C
    Having a site-wide exception handler
  4. D
    Setting error_reporting to E_ALL & ~E_NOTICE

Correct Answer:
B

Question #25
What would be the output of the following code?
namespace MyFramework\DB;
class MyClass {
static function myName() {
return __METHOD__;
}
}
print MyClass::myName();
  1. A
    MyFramework\DB\myName
  2. B
    MyFramework\DB\MyClass\myName
  3. C
    MyFramework\DB\MyClass::myName
  4. D
    MyClass::myName

Correct Answer:
C

Previous Questions Next Questions

All Pages