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-   -   Mind teasor questions in PHP (http://www.go4expert.com/forums/mind-teasor-questions-php-t331/)

shabbir 29May2005 11:42

Mind teasor questions in PHP
 
Question

Which one of the following statements do you use to display the value of a session variable?
Choice 1
echo {SESSION:$count};
Choice 2
echo %count;
Choice 3
echo session_get_value("count");
Choice 4
echo "<p>".$_SESSION["count"]."</p>";
Choice 5
echo $session->count;

Question

You are using PHP in order to create a PDF document. You need to set the current point in your new file.
Referring to the above scenario, which one of the following functions do you use?
Choice 1
void pdf_continue_text(int pdfdoc, string text)
Choice 2
void pdf_lineto(int pdfdoc, double x, double y)
Choice 3
void pdf_restore (int pdfdoc)
Choice 4
void pdf_endpath(int pdfdoc)
Choice 5
void pdf_moveto(int pdfdoc, double x, double y)

Question

You are using PHP in order to create a PDF document. You need to set the current point in your new file.
Referring to the above scenario, which one of the following functions do you use?
Choice 1
void pdf_continue_text(int pdfdoc, string text)
Choice 2
void pdf_lineto(int pdfdoc, double x, double y)
Choice 3
void pdf_restore (int pdfdoc)
Choice 4
void pdf_endpath(int pdfdoc)
Choice 5
void pdf_moveto(int pdfdoc, double x, double y)

Question

Which one of the following casts is a cast to double?
Choice 1
(real)
Choice 2
(string)
Choice 3
(object)
Choice 4
(array)
Choice 5
(int)

Question

Which one of the following security configuration options do you set to ensure PHP only serves files in this directory?
Choice 1
open_basedir
Choice 2
engine
Choice 3
auto_prepend_file
Choice 4
include_path
Choice 5
doc_root

Question

Which one of the following values when assigned to the parameter "max_execution" allows you to disable the maximum time of execution of a PHP script in the php.ini file?
Choice 1
-1
Choice 2
disabled
Choice 3
999
Choice 4
off
Choice 5
0

Question

Which one of the following ODBC functions returns a column number?
Choice 1
odbc_free_result_num
Choice 2
odbc_statistics_num
Choice 3
odbc_field_num
Choice 4
odbc_gettypeinfo_num
Choice 5
odbc_binmode_num

Question

$var = "PHP";
$$var = "Rules";
Using the above code as a reference, which one of the following is a valid variable name?
Choice 1
$PHP
Choice 2
$"Rules PHP"
Choice 3
$PHPRules
Choice 4
$PHP Rules
Choice 5
$Rules

Question

create table emp (
emp_id int primary key,
name varchar(255),
dept_id int,
mgr_id int
);

create table dept (
dept_id int primary key,
name varchar(255),
mgr_id int
);

create unique index dept_u1 on dept (name);
Referring to the sample code above, what query returns the number of employees in each department?
Choice 1
select d.name, count(1) as num_emp from dept d, emp e where d.mgr_id=e.mgr_id order by d.name
Choice 2
select d.name, count(1) as num_emp from dept d, emp e where d.dept_id=e.dept_id order by d.name
Choice 3
select d.name, count(1) as num_emp from dept d, emp e where d.mgr_id=e.mgr_id group by d.name
Choice 4
select d.name, count(1) as num_emp from dept d, emp e where d.dept_id=e.dept_id group by d.name
Choice 5
select d.name, count(1) as num_emp from dept d, emp e where d.dept_id=e.emp_id group by d.name

Question

You are concerned that an IMAP stream is not active, so you would like to program a function to check this.
Referring to the above scenario, which one of the following functions do you use?
Choice 1
string imap_qprint(string text)
Choice 2
int imap_ping(int stream_id)
Choice 3
array imap_scan(int stream_id, string ref, string pattern, string content)
Choice 4
int imap_reopen(int stream_id, string mailbox [,int options])
Choice 5
int imap_popen(string mailbox, string user , string password [, int options])

I would request anybody attempting this question please done put the spoiler directly here but if you would like to put the answers but them as attachment so that it just does not spoil the interest to crack them for some other guys.


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