Zend 200-710 Exam Practice Test Instant Access

Question 1

What function can reverse the order of values in an array so that keys are preserved?

Aarray_flip()

Barray_reverse()

Crsort()

Dkrsort()

Earray_multisort()

Answer : B

Question 2

Which of the following expressions will evaluate to a random value from an array below?

$array = array("Sue","Mary","John","Anna");

Aarray_rand($array);

Barray_rand($array, 1);

Cshuffle($array);

D$array[array_rand($array)];

Earray_values($array, ARRAY_RANDOM);

Answer : D

Question 3

What will be the result of the following operation?

array_combine(array("A","B","C"), array(1,2,3));

Aarray('A','B','C',1,2,3)

Barray(1,2,3,'A','B',C')

Carray('A'=>1,'B'=>2,'C'=>3)

Darray(1=>'A',2=>'B',3=>'C')

Earray(1,2,3)

Answer : C

Question 4

Which value will be assigned to the key 0 in this example?

$foo = array(true, '0' => false, false => true);

See Below Explanation:

Answer : A

Question 5

An object can be counted with count() and sizeof() if it...

Aimplements ArrayAccess

Bhas a public __count() method

Cwas cast to an object from an array

DNone of the above

Answer : D

Question 6

What is the method used to execute XPath queries in the SimpleXML extension?

AxpathQuery()

Bxpath()

CsimpleXMLXpath()

Dquery()

Eevaluate()

Answer : B

Question 7

How can a SimpleXML object be converted to a DOM object?

Adom_import_simplexml()

Bdom_export_simplexml()

Csimplexml_import_dom()

DSimpleXML2Dom()

ENone of the above.

Answer : A

Zend 200-710 Zend Certified Engineer Exam Practice Test