Php Guides d'étude, Notes de cours & Résumés

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Select the answer that is NOT a PHP data type. Undefined Array Float NULL - correct answer Undefined Which statement is often used to display output in PHP? printScreen screenPrint echo display - correct answer echo If you need to know the data type and value of a PHP variable, you should use the _______________ function. var_dump toString typeof type_of - correct answer var_dump When you create PHP constant values, you can indicate if the constant is case-sensitive. ...

In a web application, the client uses a ________________ to interact with a web server. - correct answer browser A ________________ makes websites available to other computers over a network. - correct answer web server A web application starts when a client sends a/an ________________ to a server. - correct answer request A ________________ web page is one that has .html or .htm as its extension. - correct answer static In a PHP application, dynamic web pages are generated by PHP sc...

PHP Exam Questions With Answers Graded A+ array() Creates an array array_change_key_case() Returns an array with all keys in lowercase or uppercase array_chunk() Splits an array into chunks of arrays array_combine() Creates an array by using one array for keys and another for its values array_count_values() Returns an array with the number of occurrences for each value array_diff() Compares array values, and returns the differences array_diff_assoc() Compare...

PHP Exam Questions With Answers Graded A+ when should you use single quotes? when there are no variables in the string; if you use single quotes, PHP will not search for variables to replace, which can enhance speed. when should you use double quotes? when a variable contains any amount of variables; in general. can variable names begin with numbers? no. can variable names begin with underscores? yes. can variable names contain symbols? no. are variable names case-...

Zend PHP 5 Certification - PHP Basics questions with complete solutions

PHP 405 Final Exam Questions With Answers Graded A+ State the main similarity and main difference between cohort and experimental studies? The main similarity is that both compare two or more exposure groups, which are followed to monitor outcome rates. The main difference is that the investigators allocate the exposure in experimental studies, and the participants choose their exposure in cohort studies describe the strengths and weaknesses of the three types of comparison groups used in...

Zend PHP 5 Certification - PHP Basics questions with complete solutions

Which of the following is Not a feature of equity-indexed annuities? - correct answer Offers a maximum interest rate that increases annually What is a common reason people purchase an annuity? - correct answer to protect against the risk of outliving their financial resources An annuitant would like to determine the amount of annuity distribution that is exempt from taxation. What is used to calculate this? - correct answer Exclusion Ratio Victoria owns a life annuity and elects to rece...

PHP 405 CDC Training Exam Questions With Answers Using 2005 data, health district staff determined that the population in Kitsap County, Washington, has a median age of 37.2 years. 9% of residents live in poverty, 4.2% are unemployed, and 12 percent have no health insurance. The teen birth rate is 9/1000, and the infant mortality rate is 6.2/1000. This example illustrates which one of the following uses of epidemiology in public health? A. Targeting intervention programs B. Community hea...