Q:
Which of the following PHP functions can be used for generating unique ids?
belongs to collection: ARRAYS AND FUNCTIONS IN PHP MCQ
All Answers
mhmadesk
2022-06-22
need an explanation for this answer? contact us directly to get an explanation for this answer
(a).uniqueid()
need an explanation for this answer? contact us directly to get an explanation for this answer
total answers (1)
ARRAYS AND FUNCTIONS IN PHP MCQ
- How many functions are used by PHP to convert between arrays and variables?
- Which of them is an abstract data structure (ADT)?
- What does explode ( ) function do?
- Functions that returns a new array without disturbing their old arguments might be called as
- Compact ( ) function is used to create an array from
- For changing arrays into strings, which function is used?
- Array_flip ( ) function changes keys of an array into
- Shuffle ( ) function operates directly on its array arguments and changes it, that\'s why it is called
- LIFO stands for
- Array_splice function is same as array_slice but it starts taking arguments from
- Array_pad ( ) takes three arguments, one of them is
- Act of adding values into a stack is called
- For changing array with random numbers which function we can use?
- Arsort ( ) function same as asort ( ) but
- Popping is an act of
- Array_merge ( ) function merges
- A function that takes an array and returns a new array, where old values are changed with new keys?
- For reversing an array which function is used?
- Side effect of array_pop ( ) function is
- A function that returns keys of its input array in form of new array where keys are stored as values, is a
- Which function displays structured information about variables including its type and value?
- Array_values ( ) function returns an array containing
- Queues are similar to stacks but
- Stacks work on principle of
- Array_slice ( ) function starts accepting arguments from
- Baseconvert ( ) function converts a
- Bdadd ( ), bcsub ( ), bcmult ( ), bcdiv ( ), bcmod ( ), bcpow all these functions belongs to
- Base conversion functions takes
- Pi is a\an
- Which one from followings is not a trigonometric function
- Base conversion function DecHex ( ) coverts from
- Another name for arbitrary-precision arithmetic numbers are
- Which mathematical constant notation is used for square root?
- For converting base 8 to base 10, which function is used
- Which one from following is an example of arbitrary precision function
- All these pow ( ), exp ( ), log ( ), log10 ( ) functions are example of
- Mathematical constant M_PI defines a
- In multidimensional arrays rather than a single key they values are stored in
- For finding nonempty elements in array we use
- Pos ( ) function is an alias for
- Pointing before moving current pointer ahead is a behavior of
- Indices of arrays can be either strings or numbers and they are denoted as
- To retrieve a value from an array we can use its
- End ( ) function jumps pointer
- To rewind pointer at beginning of list
- Which function takes two arguments, an array to be traversed and name of a function to apply to each key/value pair?
- Arrays that can store their values in association with unique keys or indices are called
- You cannot alter an array while you are iterating your array through
- Internal linked keys in an array can be retrievable by
- Prev ( ) function is used for
- Current ( ) function is a
- Creating a new array from specification of its elements and associated keys, is known as
- PHP arrays are also called as
- When we simply want iteration through looping an array values we can use
- PHP function calls are
- Count ( ) function is identical to
- Is_array ( ) function that takes a single argument of any type and returns a true value if
- An array is a collection of
- Which function take two arguments and returns true if element contained as a value of an array?
- There are how many ways to create an array in PHP script
- For purpose of iteration Foreach is a
- User defined functions or may be built-in functions that\'s make an array via methods internal to PHP is called as
- Unlike vector arrays of C and C++ PHP arrays can store
- For getting rid of an assigned variable in an array which function is used?
- Default numbering for an array indices starts from
- Foreach ( ), current ( ), next ( ), reset ( ), each ( ) and array_walk ( ) all these functions are example of
- A function that takes two integers as arguments and returns an array filled with all integers between them, is known as
- Next ( ) function returns value after the
- $multi_array [1] [2] [3] [4] = "I am working on PHP"; will create
- In vector arrays, the elements must have
- As compared to associative arrays vector arrays are much
- Other than index values an array can be retrieved by a function that is called as
- Multidimensional arrays are simple arrays that have
- Three ways to create an array is Direct assignment, array ( ) construct and
- Which one of the following is the right way of defining a function in PHP?
- Type Hinting was introduced in which version of PHP?
- What will happen in this function call?
- What will be the output of the following PHP code?
- Which of the following are valid function names?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- A function in PHP which starts with __ (double underscore) is know as
- What will be the output of the following PHP code?
- PHP’s numerically indexed array begin with position ___________
- Which of the following are correct ways of creating an array?
- What will be the output of the following php code?
- Which function will return true if a variable is an array or false if it is not?
- Which in-built function will add a value to the end of an array?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- Which function can be used to move the pointer to the previous array position?
- What will be the output of the following PHP code?
- Which function returns an array consisting of associative key/value pairs?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code ?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- Which of the functions is used to sort an array in descending order?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- Which one of the following PHP functions can be used to build a function that accepts any number of arguments?
- Which one of the following PHP functions can be used to find files?
- Which of the following PHP functions can be used to get the current memory usage?
- Which of the following PHP functions can be used for generating unique ids?
- Which one of the following functions can be used to compress a string?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
- What will be the output of the following PHP code?
Php programming