PHP Interview Questions - 11 | Snaprecruit.com

PHP Interview Questions - 11 | Snaprecruit.com

PHP interview questions part 11

PHP interview questions part 11

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Total Questions: 20

1. ___________ provides optional labels with the columns and rows.

Correct Answer is : hihihi

2. ________ are similar to matrices but can have more than two dimensions.

Correct Answer is : hi

3. Which is more general than a matrix, in that different columns can have different modes?

Correct Answer is : hi

4. An ordered collection of objects or components are called ________

Correct Answer is : 24

5. The ________ stores the nominal values as a vector of integers in the range of 1 to unique values in the nominal variable.

Correct Answer is : 24

6. An ordered factor is used to represent an __________

Correct Answer is : -1

7. On what basis of a variable, OS allocates memory and decides what can be stored in the reserved memory?

Correct Answer is : -1

8. The data type of the R-object becomes the data type of the ________

Correct Answer is : infinite loop

9. Which function is used to combine the elements into a vector?

Correct Answer is : infinite loop

10. Which function takes a dim attribute which creates the required number of dimensions?

Correct Answer is : 0 1 2 3

11. Factors are the r-objects which are created using a _________

Correct Answer is : 0 1 2 3

12. Factors are created using the _______ function.

Correct Answer is : no output

13. By what function we can create data frames?

Correct Answer is : infinite loop

14. vectors can be one of two types namely atomic vectors and _______

Correct Answer is : no output

15. Lists can be coerced with which function?

Correct Answer is : AshleyBaleBlank

16. A data frame is a special type of list where every element of the list has ______ length.

Correct Answer is : AshleyBaleBlank

17. Data frames can have additional attributes such as __________

Correct Answer is : BaleShrek

18. Decimal values are referred as ________ data types in R.

Correct Answer is : infinite loop

19. Which is the basic data structure of R containing the same type of data?

Correct Answer is : iiiii

20. In R using the function, ________ one can check the data type of vector.

Correct Answer is : no output

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