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How many functions does PHP offer for searching and modifying strings using Perl-compatible regular expressions.

1. 7
2. 8
3. 9
4. 10

✅ Correct Answer: 2

Which one of the following functions will convert a string to all uppercase?

1. strtoupper()
2. uppercase()
3. str_uppercase()
4. struppercase()

✅ Correct Answer: 1

Which one of the following functions can be used to concatenate array elements to form a single delimited string?

1. explode()
2. implode()
3. concat()
4. concatenate()

✅ Correct Answer: 2

Which one of the following functions finds the last occurrence of a string, returning its numerical position?

1. strlastpos()
2. strpos()
3. strlast()
4. strrpos()

✅ Correct Answer: 4

The filesize() function returns the file size in ___________

1. bits
2. bytes
3. kilobytes
4. gigabytes

✅ Correct Answer: 2

Which one of the following PHP function is used to determine a file’s last access time?

1. fileltime()
2. filectime()
3. fileatime()
4. filetime()

✅ Correct Answer: 3

Which one of the following function is capable of reading a file into an array?

1. file()
2. arrfile()
3. arr_file()
4. file_arr()

✅ Correct Answer: 1

Which one of the following function is capable of reading a file into a string variable?

1. file_contents()
2. file_get_contents()
3. file_content()
4. file_get_content()

✅ Correct Answer: 2

Which one of the following function is capable of reading a specific number of characters from a file?

1. fgets()
2. fget()
3. fileget()
4. filegets()

✅ Correct Answer: 1

Which one of the following function operates similarly to fgets(), except that it also strips any HTML and PHP tags form the input?

1. fgetsh()
2. fgetsp()
3. fgetsa()
4. fgetss()

✅ Correct Answer: 4

Which one of the following function outputs the contents of a string variable to the specified resource?

1. filewrite()
2. fwrite()
3. filewrites()
4. fwrites()

✅ Correct Answer: 2

Which function sets the file filename last-modified and last-accessed times?

1. sets()
2. set()
3. touch()
4. touched()

✅ Correct Answer: 3

Which function is useful when you want to output the executed command result?

1. out_cmm()
2. out_system()
3. cmm()
4. system()

✅ Correct Answer: 4

Which one of the following function reads a directory into an Array?

1. scandir()
2. readdir()
3. scandirectory()
4. readdirectory()

✅ Correct Answer: 1

The date() function returns ___ representation of the current date and/or time.

1. Integer
2. String
3. Boolean
4. Float

✅ Correct Answer: 2

Which one of the following format parameter can be used to identify timezone?

1. T
2. N
3. E
4. I

✅ Correct Answer: 3

If the format is F then which one of the following will be returned?

1. Complete text representation of month
2. Day of month, with leading zero
3. Daylight saving time
4. Day of month, without zeros

✅ Correct Answer: 1

Which one of the following function is useful for producing a timestamp based on a given date and time?

1. time()
2. mktime()
3. mrtime()
4. mtime()

✅ Correct Answer: 2

Which function displays the web page’s most recent modification date?

1. lastmod()
2. getlastmod()
3. last_mod()
4. get_last_mod()

✅ Correct Answer: 2

Suppose you want to calculate the date 45 days from the present date which one of the following statement will you use?

1. totime(“+45”)
2. totime(“+45 days”)
3. strtotime(“+45 days”)
4. strtotime(“-45 days”)

✅ Correct Answer: 3

To create an object and set the date to JUNE 22, 2013, which one of the following statement should be executed?

1. $date = Date(“22 JUNE 2013”)
2. $date = new Date(“JUNE 22 2013”)
3. $date = DateTime(“22 JUNE 2013”)
4. $date = new DateTime(“22 JUNE 2013”)

✅ Correct Answer: 4

How many methods does the DateTime class have?

1. 8
2. 9
3. 10
4. 11

✅ Correct Answer: 2

How many constants does the DateTime class have?

1. 8
2. 9
3. 10
4. 11

✅ Correct Answer: 4

Which method is simply an object-oriented version of date()?

1. DateTime::format()
2. DateTime::modify()
3. DateTime::setTime()
4. DateTime::setDate()

✅ Correct Answer: 1

Which of the following is the right way to use the DateTime class?

1. $date = get_Class(DateTime);
2. $date = class DateTime;
3. $date = new DateTime();
4. $date = new class DateTime();

✅ Correct Answer: 3

Which of the following statements can be used to set the time zone in individual scripts?

1. date_set_timezone(‘Europe/London’);
2. date_default_timezone_set(‘Europe/London’);
3. date_set_default_timezone(‘Europe/London’);
4. date_default_timezone(‘Europe/London’);

✅ Correct Answer: 2

Which of the following statements can be used to add two months to the existing date?

1. $date->modify(‘+2 months’);
2. $date = modify(‘+2 months’);
3. $date = modify(‘2+ months’);
4. $date->modify(‘2+ months’);

✅ Correct Answer: 1

Which method enables you to calculate whether daylight saving time is in force at a specific date and time?

1. getOffset()
2. getTranitions()
3. ISODate()
4. savingTime()

✅ Correct Answer: 2

Which two predefined variables are used to retrieve information from forms?

1. $GET & $SET
2. $_GET & $_SET
3. $__GET & $__SET
4. GET & SET

✅ Correct Answer: 2

The attack which involves the insertion of malicious code into a page frequented by other users is known as _____________

1. basic sql injection
2. advanced sql injection
3. cross-site scripting
4. scripting

✅ Correct Answer: 3

When you use the $_GET variable to collect data, the data is visible to ______

1. none
2. only you
3. everyone
4. selected few

✅ Correct Answer: 3

When you use the $_POST variable to collect data, the data is visible to _____

1. none
2. only you
3. everyone
4. selected few

✅ Correct Answer: 2

Which variable is used to collect form data sent with both the GET and POST methods?

1. $BOTH
2. $_BOTH
3. $REQUEST
4. $_REQUEST

✅ Correct Answer: 4

Which one of the following should not be used while sending passwords or other sensitive information?

1. GET
2. POST
3. REQUEST
4.

✅ Correct Answer: 1

Which function is used to remove all HTML tags from a string passed to a form?

1. remove_tags()
2. strip_tags()
3. tags_strip()
4.

✅ Correct Answer: 2

To validate an email address, which flag is to be passed to the function filter_var()?

1. FILTER_VALIDATE_EMAIL
2. FILTER_VALIDATE_MAIL
3. VALIDATE_EMAIL
4. VALIDATE_MAIL

✅ Correct Answer: 1

How many validation filters like FILTER_VALIDATE_EMAIL are currently available?

1. 5
2. 6
3. 7
4. 8

✅ Correct Answer: 3

How many predefined variables does PHP use to authenticate a user?

1. 1
2. 2
3. 3
4. 4

✅ Correct Answer: 2

Which function is used to verify whether a variable contains a value?

1. header()
2. footer()
3. inset()
4. isset()

✅ Correct Answer: 4

In which authentication method does changing the username or password can be done only by entering the code and making the manual adjustment.

1. Hard-coding a login pair directly into the script
2. File-based authentication
3. Data-based authentication
4. PEAR’S HTTP authentication

✅ Correct Answer: 1

The authenticationFile.txt, the file which stores username and password should be stored ___ the server document root.

1. Inside
2. Outside
3. Within
4. None of the mentioned

✅ Correct Answer: 2

Which function is used to split a string into a series of substrings, with each string boundary is determined by a specific separator?

1. break()
2. divide()
3. explode()
4. md5()

✅ Correct Answer: 3

Which is the most powerful authentication method among the four?

1. Hard-coding a login pair directly into the script
2. File-based authentication
3. Data-based authentication
4. PEAR’S HTTP authentication

✅ Correct Answer: 3

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

1. file_uploads
2. file_upload
3. file_input
4. file_intake

✅ Correct Answer: 1

Which of the following directive determines the maximum amount of time that a PHP script will spend attempting to parse input before registering a fatal error?

1. max_take_time
2. max_intake_time
3. max_input_time
4. max_parse_time

✅ Correct Answer: 3

What is the default value of max_input_time directive?

1. 30 seconds
2. 60 seconds
3. 120 seconds
4. 1 second

✅ Correct Answer: 2

Since which version of PHP was the directive max_file_limit available.

1. PHP 5.2.1
2. PHP 5.2.2
3. PHP 5.2.12
4. PHP 5.2.21

✅ Correct Answer: 3

What is the default value of the directive max_file_limit?

1. 10 files
2. 15 files
3. 20 files
4. 25 files

✅ Correct Answer: 3

Which directive sets a maximum allowable amount of memory in megabytes that a script can allow

1. max_size
2. post_max_size
3. max_memory_limit
4. memory_limit

✅ Correct Answer: 4

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

1. upload_tmp_dir “/tmp/phpuploads/ directory”
2. upload_dir “/tmp/phpuploads/ directory
3. upload_temp_dir “/tmp/phpuploads/ directory”
4. upload_temp_director “/tmp/phpuploads/ directory”

✅ Correct Answer: 1

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