PHP Practice Test 68
Mathematical Constants Multiple Choice Questions (MCQs) PDF Download - 68
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The MCQ Quiz: Which mathematical constant notation is used for square root; "Mathematical Constants" App (Play Store & App Store) with answers: Sqrt (2); Sqr ( ); 1/sqrt ( ); for computer and information science. Practice PHP Math Functions Questions and Answers, Apple Book to download free sample for 2 year computer science degree.
Mathematical Constants MCQ Quiz with Answers PDF Download: Test 68
Which mathematical constant notation is used for square root?
- sqr ( )
- sqrt (2)
- 1/sqrt ( )
- None of them
PHP is different from other languages because variables do not have to be
- Bounded
- Declared before being assigned
- Character type
- Integer type
By using special wildcards for matching a string which function is used?
- Strtok
- Tokenizing
- Delimiter
- Regex
For getting rid of an assigned variable in an array which function is used?
- delete_array ( )
- reset_array
- reset ( )
- unset ( )
In Perl-compatible patterns any pattern that is followed by ? this means that
- Match this pattern 1 or more times
- Match this pattern exactly 1 time
- Match this pattern 0 times
- None of them
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Database & MySQL Practice Questions
- Storage capacity of digital video disk is
- In CREATE TABLE command in standard query language, referential integrity constraints is specified only after
- Group of people whose job description requires updating database, generating reports or using queries is called
- User defined operations which includes update transactions and retrieval transactions are classified as
- Data model, access path and number of users of database management system are criteria for
Mathematical Constants Practice Tests
- Browsers exhibit different behaviors when user navigates their back and forward buttons, it's a disadvantage of?
- Fread ( ) function will stop at end of file or when it reaches to
- Integer remainder from division of left hand argument by absolute value of right hand argument, is behavior of which arithmetic operator
- PHP supports
- File_get_contents function is included in