DISE - Advanced PHP

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Deep knowledge to PHP

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php

advanced php

arrays

Âge recommandé: 12 ans

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Sachitra Wanninayake

Sri Lanka

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DISE - Advanced PHPVersion en ligne Deep knowledge to PHP par Sachitra Wanninayake 1 Arrays are , a Used to store and not for organize data b Indexed c Number d None of the above 2 Indexes are consisting, a Key b Value c Key Value pair d None of the above 3 You can create an array using , a array() function b array operator [] c Both of the above d As a normal value 4 There are three different kind of arrays, a Numeric array, String array, Multidimensional array b Numeric array, Associative array, Dimensional array c Numeric array, Associative array, Multidimensional array d Const array, Associative array, Multidimensional array 5 Which of the following PHP function will return true if a variable is an array or false if it is not an array? a this_array() b is_array() c do_array() d in_array() 6 Which function returns an array consisting of associative key/value pairs? a count() b array_count() c array_count_values() d count_values() 7 What will be the output of the following PHP code? a red green blue yellow b red c no output d error 8 What will be the output of the following PHP code? a 05/12/2020 b 12/05/2020 c 2020/12/05 d None of the above 9 What are two PHP functions which can be used to included one PHP file into another PHP file. Choose one or more answers a The include() Function b Insert() function c The require() Function d None of the above 10 Which directive determines whether PHP scripts on the server can accept file uploads? a file_uploads b file_upload c file_input d file_intake 11 If you want to temporarily store uploaded files in the /tmp/phpuploads/ directory, which one of the following statement will you use? a upload_tmp_dir “/tmp/phpuploads/ directory” b upload_dir “/tmp/phpuploads/ directory” c upload_temp_dir “/tmp/phpuploads/ directory” d upload_temp_director “/tmp/phpuploads/ directory” 12 Which superglobal stores a variety of information pertinent to a file uploaded to the server via a PHP script? a _FILE Array b _FILES Array c _FILES_UPLOADED Array d _FILE_UPLOADED Array 13 Which function is used to determine whether a file was uploaded? a is_file_uploaded() b is_uploaded_file() c file_uploaded(“filename”) d uploaded_file(“filename”) 14 Which one of the following is the very first task executed by a session enabled page? a Delete the previous session b Start a new session c Check whether a valid session exists d Handle the session 15 What is the default number of seconds that cached session pages are made available before the new pages are created? a 360 b 180 c 3600 d 1800 16 Which one of the following function is used to start a session? a start_session() b session_start() c session_begin() d begin_session() 17 The practice of separating the user from the true inner workings of an application through well-known interfaces is known as a Polymorphism b Inheritance c Encapsulation d Abstraction 18 Which one of the following property scopes is not supported by PHP? a friendly b final c public d static 19 Which one of the following is the right way to define a constant? a constant PI = “3.1415”; b const $PI = “3.1415”; c constant PI = ‘3.1415’; d const PI = ‘3.1415’; 20 Which of the following is/are the right way to declare a method? a Only ii) b Only iv) c i) and ii) d iii) and iv) Feedback 1 PHP 2 PHP 3 PHP 4 PHP 5 PHP 6 PHP 7 PHP 8 PHP 9 PHP 11 PHP 12 PHP 13 PHP 14 PHP 15 PHP 16 PHP 17 PHP 18 PHP 19 PHP 20 PHP

DISE - Advanced PHPVersion en ligne

Deep knowledge to PHP

par Sachitra Wanninayake

Arrays are ,

Used to store and not for organize data

Indexed

Number

None of the above

Indexes are consisting,

Key

Value

Key Value pair

None of the above

You can create an array using ,

array() function

array operator []

Both of the above

As a normal value

There are three different kind of arrays,

Numeric array, String array, Multidimensional array

Numeric array, Associative array, Dimensional array

Numeric array, Associative array, Multidimensional array

Const array, Associative array, Multidimensional array

Which of the following PHP function will return true if a variable is an array or false if it is not an array?

this_array()

is_array()

do_array()

in_array()

Which function returns an array consisting of associative key/value pairs?

count()

array_count()

array_count_values()

count_values()

What will be the output of the following PHP code?

red green blue yellow

red

no output

error

What will be the output of the following PHP code?

05/12/2020

12/05/2020

2020/12/05

None of the above

What are two PHP functions which can be used to included one PHP file into another PHP file.

Choose one or more answers

The include() Function

Insert() function

The require() Function

None of the above

Which directive determines whether PHP scripts on the server can accept file uploads?

file_uploads

file_upload

file_input

file_intake

If you want to temporarily store uploaded files in the /tmp/phpuploads/ directory, which one of the following statement will you use?

upload_tmp_dir “/tmp/phpuploads/ directory”

upload_dir “/tmp/phpuploads/ directory”

upload_temp_dir “/tmp/phpuploads/ directory”

upload_temp_director “/tmp/phpuploads/ directory”

Which superglobal stores a variety of information pertinent to a file uploaded to the server via a PHP script?

_FILE Array

_FILES Array

_FILES_UPLOADED Array

_FILE_UPLOADED Array

Which function is used to determine whether a file was uploaded?

is_file_uploaded()

is_uploaded_file()

file_uploaded(“filename”)

uploaded_file(“filename”)

Which one of the following is the very first task executed by a session enabled page?

Delete the previous session

Start a new session

Check whether a valid session exists

Handle the session

What is the default number of seconds that cached session pages are made available before the new pages are created?

360

180

3600

1800

Which one of the following function is used to start a session?

start_session()

session_start()

session_begin()

begin_session()

The practice of separating the user from the true inner workings of an application through well-known interfaces is known as

Polymorphism

Inheritance

Encapsulation

Abstraction

Which one of the following property scopes is not supported by PHP?

friendly

final

public

static

Which one of the following is the right way to define a constant?

constant PI = “3.1415”;

const $PI = “3.1415”;

constant PI = ‘3.1415’;

const PI = ‘3.1415’;

Which of the following is/are the right way to declare a method?

Only ii)

Only iv)

i) and ii)

iii) and iv)

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DISE - Advanced PHPVersion en ligne

par Sachitra Wanninayake

Arrays are ,

Indexes are consisting,

You can create an array using ,

There are three different kind of arrays,

Which of the following PHP function will return true if a variable is an array or false if it is not an array?

Which function returns an array consisting of associative key/value pairs?

What will be the output of the following PHP code?

What will be the output of the following PHP code?

What are two PHP functions which can be used to included one PHP file into another PHP file.

Choose one or more answers

Which directive determines whether PHP scripts on the server can accept file uploads?

If you want to temporarily store uploaded files in the /tmp/phpuploads/ directory, which one of the following statement will you use?

Which superglobal stores a variety of information pertinent to a file uploaded to the server via a PHP script?

Which function is used to determine whether a file was uploaded?

Which one of the following is the very first task executed by a session enabled page?

What is the default number of seconds that cached session pages are made available before the new pages are created?

Which one of the following function is used to start a session?

The practice of separating the user from the true inner workings of an application through well-known interfaces is known as

Which one of the following property scopes is not supported by PHP?

Which one of the following is the right way to define a constant?

Which of the following is/are the right way to declare a method?

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