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Web Application Development 1

Showing 76-150 of 218 answers

PHP can be run on Microsoft Windows IIS(Internet Information Server):
  • True Correct
PHP in now known as "PHP: Hypertexts Preprocessor"
  • False Correct
PHP is one of the most widely used and recognizable web technology use on the internet.
  • True Correct
PHP is proprietary software.
  • True Correct
PHP only runs in Apache web server.
  • False Correct
PHP project originally started in 1995 by RasmusLerdorf. (1994)
  • False Correct
PHP runs on various platforms operating system such as apache and IIS
  • False Correct
PHP script tags ends with ?>;
  • False Correct
PHP server scripts are surrounded by delimiters, which?
  • <?php...?> Correct
PHP variables need to be declared before adding a value to it?
  • False Correct
PHP variables start with what symbol ?
  • A $ symbol Correct
PHP's numerically indexed array begin with position __.
  • 0 Correct
represents a control that presents a menu of options.
  • select Correct
Returns header information
  • getAllResponseHeaders() Correct
Returns the highest value
  • MAX() Correct
returns the numbers of rows in a columns.
  • count() Correct
Returns the status-number of a request if "OK"
  • 200 Correct
Security is not an issue with JavaScript
  • False Correct
Select * from employee where salary>10000 and dept_id=101; Which of the following fields are displayed as output?
  • All the field of employee relation Correct
Select name, course_id from instructor, teaches where instructor_ID= teaches_ID; This Query can be replaced by which one of the following ?
  • Select name, course_id from instructor natural join teaches; Correct
Server command that calls itself
  • $_SERVER['PHP_SELF'] Correct
Symbol use as identical
  • === Correct
Symbol use to append data or string
  • . Correct
Symbol used to combine 2 sting values to create one string.
  • . Correct
Syntax is a set of rules that must be followed to write properly structured code?
  • True Correct
Tag is used to group block-elements to format them with CSS.
  • div Correct
The ______ clause allows us to select only those rows in the result relation of the ____ clause that satisfy a specified predicate.
  • Where, from Correct
The ________ clause is used to list the attributes desired in the result of a query.
  • Select Correct
The "I" in MySQLi stands for
  • improved Correct
The "mysql_close()" function allows you to close a MySQL connection?
  • True Correct
The "mysql_connect()" function opens a MySQL connection?
  • True Correct
The "mysql_error()" function returns the error description for a MYSQL operation?
  • True Correct
The "or die()" part of a MySQL command will execute if the connection fails?
  • True Correct
The command to remove rows from a table 'CUSTOMER' is:
  • DELETE FROM CUSTOMER WHERE ... Correct
The concatenation operator in PHP?
  • . Correct
The date() function returns ___ representation of the current date and/or time.
  • String Correct
The default file extension for PHP files is ".php".
  • True Correct
The following are examples of =, !=, === ______ Operators
  • Equality Correct
The following are examples of =, +=, *=, /=, .= _______ Operators
  • Assignment Correct
The following are examples of >, <=, >=, ==________ Operators
  • Comparison Correct
The following comparison condition would return TRUE or FALSE:(3 <> 6)
  • True Correct
The following comparison condition would return TRUE or FALSE:(4 <> 7)
  • True Correct
The following condition will return TRUE or FALSE ( (2 >= 2 && 8 < 1) || (11 == 33 || 5 > 3) )
  • True Correct
The following condition will return TRUE or FALSE ( (4 >= 4 && 8 < 1) || (44 == 33 || 5 > 3) )
  • True Correct
The following condition will return TRUE or FALSE: !(3 >= 3 || 8 < 1)
  • False Correct
The following condition will return TRUE or FALSE: (7 >= 7 && 9 < 2)
  • False Correct
The following condition will return TRUE or FALSE:(4 >= 4 || 8 < 1)
  • False Correct
The following example $a -= $b; is the same as?
  • $a = $a – $b; Correct
The following example $x -= $y; is the same as?
  • $x = $x – $y; Correct
The HAVING clause does which of the following?
  • Acts like a WHERE clause but is used for groups rather than rows. Correct
The INSERT INTO statement is not used to add new records to a database table?
  • False Correct
The keystone of AJAX
  • XMLHttpRequest Correct
The logical operator ! stands for?
  • NOT Correct
The logical operator && stands for?
  • AND Correct
The PHP If Else Statement can execute the code within the if and else segments at the same time?
  • False Correct
The PHP If Statement will only execute the code within it's curly braces if the if condition is FALSE?
  • False Correct
The PHP syntax is most similar to:
  • Perl and C Correct
The query given below will not give an error. Which one of the following has to be replaced to get the desired output? Select ID, name, dept name, sal * 1.1 where instructor;
  • WHERE Correct
The result of a SELECT statement can contain duplicate rows.
  • True Correct
The SQL keyword BETWEEN is used:
  • for ranges. Correct
The SQL keyword(s) ________ is used with wildcards.
  • LIKE only Correct
The SQL statement that queries or reads data from a table is ________ .
  • SELECT Correct
The SQL WHERE clause:
  • limits the row data are returned. Correct
The wildcard in a WHERE clause is useful when?
  • An exact match is not possible in a SELECT statement. Correct
There are three different kind of arrays:
  • Numeric array, Associative array, Multidimensional array Correct
This are functions that operate on a set of rows to calculate and return a single value.
  • Aggregate functions Correct
This command sends active query to the database
  • mysql_query() Correct
This function allows you to close the current connection.
  • close(); Correct
this function allows you to connect to mysql database
  • mysql_connect(), Correct
To remove duplicate rows from the result set of a SELECT use the following keyword:
  • DISTINCT Correct
To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included
  • DISTINCT Correct
To sort the results of a query use:
  • ORDER BY. Correct
To use MySQL on your computer, you'll need?
  • Some sort of client program to access the databases Correct
True or False - The following search statement will exclude any records that contain the term "poodle." (dogs OR canines) NOT cats.
  • False Correct
True or False - The operator AND, when used to link two concept terms (e.g. children and violence) will retrieve only those records that contain both concept terms
  • True Correct
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