PHP Interview Questions - 3 | Snaprecruit.com

PHP Interview Questions - 3 | Snaprecruit.com

PHP interview questions part 3

PHP interview questions part 3

Take as many assements as you can to improve your validate your skill rating

Total Questions: 20

1. What is the output of the following? x = 2 for i in range(x): x += 1 print (x)

Correct Answer is : Peter

2. What is the output of the following? x = 2 for i in range(x): x -= 2 print (x)

Correct Answer is : Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 )

3. What is the output of the following? for i in range(10): if i == 5: break else: print(i) else: print("Here")

Correct Answer is : Array ( [0] => red [1] => green [2] => blue [3] => yellow )

4. What is the output of the following? for i in range(5): if i == 5: break else: print(i) else: print("Here")

Correct Answer is : Key = Harry, Value = 21

5. What is the output of the following? x = (i for i in range(3)) for i in x: print(i)

Correct Answer is : I like Volvo, BMW and Toyota)

6. What is the output of the following? x = (i for i in range(3)) for i in x: print(i) for i in x: print(i)

Correct Answer is : Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 )

7. What is the output of the following? string = "my name is x" for i in string: print (i, end=", ")

Correct Answer is : Array ( [0] => Array ( [0] => Volvo [1] => BMW ) [1] => Array ( [0] => Toyota [1] => Honda ) [2] => Array ( [0] => Mercedes [1] => Opel ) )

8. What is the output of the following? string = "my name is x" for i in string.split(): print (i, end=", ")

Correct Answer is : Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )

9. What is the output of the following? a = [0, 1, 2, 3] for a[-1] in a: print(a[-1])

Correct Answer is : Array ( [A] => 2 [Cat] => 1 [Dog] => 2 )

10. What is the output of the following? a = [0, 1, 2, 3] for a[0] in a: print(a[0])

Correct Answer is : Array ( [d] => yellow )

11. What is the output of the following? a = [0, 1, 2, 3] i = -2 for i not in a: print(i) i += 1

Correct Answer is : Array ( [3] => blue [4] => blue [5] => blue [6] => blue )

12. What is the output of the following? string = "my name is x" for i in ' '.join(string.split()): print (i, end=", ")

Correct Answer is : Array ( [0] => red [1] => green [2] => blue [3] => yellow )

13. The most convenient way to use R is at a graphics workstation running a ________ system.

Correct Answer is : red

14. Which of the following is default prompt for UNIX environment ?

Correct Answer is : Array ( [0] => red [1] => green )

15. Which of the following will start the R program ?

Correct Answer is : error

16. Which of the following statement is alternative to ?solve

Correct Answer is : rsort()

17. Elementary commands in R consist of either _______ or assignments.

Correct Answer is : Array ( [1] => apple [0] => mango [2] => peach [3] => pear )

18. If a command is not complete at the end of a line, R will give a different prompt, by default it is :

Correct Answer is : Array ( [0] => Picture10.jpg [1] => picture1.JPG [2] => picture2.jpg [3] => picture20.jpg )

19. Command lines entered at the console are limited to about ________ bytes.

Correct Answer is : natcasesort()

20. ._____ text editor provides more general support mechanisms via ESS for working interactively with R.

Correct Answer is : Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 )

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