Zend Zend Certifications 200-710 Questions & Answers

• Question 161:

  Which of the following methods are available to limit the amount of resources available to PHP through php.ini? (Choose 2)

  A. Limit the amount of memory a script can consume

  B. Limit the total amount of memory PHP uses on the entire server

  C. Limit the maximum execution time of a script

  D. Limit the maximum number of concurrent PHP processes

  E. Limit the maximum number of concurrent PHP threads

  Correct Answer: AC

• Question 162:

  Which of the following code snippets is correct? (Choose 2)

  A. interface Drawable { abstract function draw(); }

  B. interface Point { function getX(); function getY(); }

  C. interface Line extends Point { function getX2(); function getY2(); }

  D. interface Circle implements Point { function getRadius(); }

  Correct Answer: BC

• Question 163:

  Which of the following rules must every correct XML document adhere to? (Choose 2)

  A. It has to be well-formed.

  B. It has to be valid.

  C. It has to be associated to a DTD.

  D. It may only contain UTF-8 encoded characters.

  Correct Answer: AB

• Question 164:

  What purpose do namespaces fulfill?

  A. Encapsulation

  B. Alternative to classes

  C. Improved performance

  D. All of the above

  Correct Answer: A

• Question 165:

  Which MIME type is always sent by a client if a JPEG file is uploaded via HTTP?

  A. image/jpeg

  B. image/jpg

  C. image/pjpeg

  D. Depends on the client system

  Correct Answer: D

• Question 166:

  Which of the following will set a 10 seconds read timeout for a stream?

  A. ini_set("default_socket_timeout", 10);

  B. stream_read_timeout($stream, 10);

  C. Specify the timeout as the 5th parameter to the fsockopen() function used to open a stream

  D. stream_set_timeout($stream, 10);

  E. None of the above

  Correct Answer: D

• Question 167:

  What types of HTTP authentication are supported by PHP? (Choose 2)

  A. Basic

  B. Advanced

  C. Strict

  D. Digest

  E. Realm

  Correct Answer: AD

• Question 168:

  What information can be used to reliably determine the type of an uploaded file?

  A. MIME type

  B. File name extension

  C. Contents of the file

  Correct Answer: C

• Question 169:

  What is the output of the following code?

  echo "1" + 2 * "0x02";

  A. 1

  B. 3

  C. 5

  D. 20

  E. 7

  Correct Answer: C

• Question 170:

  What is the return value of the following code?

  strpos("me myself and I", "m", 2)

  A. 2

  B. 3

  C. 4

  D. 0

  E. 1

  Correct Answer: B