**Python Test Spoken Tutorial Quiz Answers – ** The Answers Provided on this page are Correct if you think there is any mistake, Please comment we will update it soon.

**Q1. What will be the output of following?**

x = ‘abcd’

for i in range(len(x)):

print(x[i])

- (A) None of them
- (B) a b c d
- (C) error
- (D) a

Ans:- (B) a b c d

**Q2. Predict the output for ones_like([12, 13, 14, 15]) ?**

- (A) array([12, 13, 14, 15])
- (B) array[12, 13, 14, 15]
- (C) array([1, 1, 1, 1])
- (D) array([1.0, 1.0, 1.0, 1.0])

Ans:- (C) array([1, 1, 1, 1])

**Q3. If a = [1, 1, 2, 3, 3, 6,6,4]. What is set(a)**

- (A) set([1, 2, 3, 3, 6,6])
- (B) set([1, 2, 3, 6, 4])
- (C) Error
- (D) set([1, 1, 2, 3, 3, 6,6,4])

Ans:- (B) set([1, 2, 3, 6, 4])

**Q4. What is the output of the expression, 7* 1**7 ?**

- (A) 7
- (B) 49
- (C) 1
- (D) 343

Ans:- (A) 7

**Q5. Which of the following imports the odeint function.?**

- (A) import odeint from integration
- (B) import odeint from scipy.integrate
- (C) we can import from scipy import odeint
- (D) from scipy.integrate import odein

Ans:- (D) from scipy.integrate import odein

Arduino Test – Spoken Tutorial Quiz Answers

**Q6. Which of the following functions does exactly the opposite of split() function ?**

- (A) concat()
- (B) merge()
- (C) join()
- (D) None of them

Ans:- (C) join()

**Q7. How do you set the title as x^2-5x+6 in LaTeX style formatting?**

- (A) title(“x*
*2-5*x+6”) - (B) title(“#x^2-5x+6#”)
- (C) title(“x^2-5x+6”)
- (D) title(“$x^2-5x+6$”)

Ans:- (D) title(“$x^2-5x+6$”)

**Q8. Which of the following syntax is wrong?**

- (A) loglog(x, y, basex = e, basey = e)
- (B) pie(obs, explode = explode_sample, labels = variables, colors = colors, autopct = 1.1f)
- (C) scatter(x,y,c = “b”, mark = “^”, alpha = 0.5)
- (D) bar([1,3,5,7,9],[2,4,6,8,10], label = “Sample 1”, color = ‘b’)

Ans:- (B) pie(obs, explode = explode_sample, labels = variables, colors = colors, autopct = 1.1f)

**Q9. The following function is used to integrate a system of ODEs.**

- (A) odeint
- (B) None of the Above
- (C) quad
- (D) odepack

Ans:- (A) odeint

Python Test Spoken Tutorial Quiz Answers –The Answers Provided on this page are Correct if you think there is any mistake, Please comment we will update it soon.

**Q10.Given the array, A = array([12, 15, 18, 21]), how do we access the element 18?**

- (A) A[18]
- (B) A[3]
- (C) A[0]
- (D) A[2]

**Ans:- (D) A[2] **

**Python Test Spoken Tutorial Quiz Answers – ** The Answers Provided on this page are Correct if you think there is any mistake, Please comment we will update it soon.

**Q11. What is the output of following?**

print(“abcabcab”.split(‘c’, 0))

- (A) Error
- (B) ‘abcabcab’
- (C) None of them
- (D) [‘abcabcab’]

Ans:- (D) [‘abcabcab’]

**Q12. The function lstsq returns the least-squares solution to an equation?**

- (A) True
- (B) False

Ans:- (A) True

**Q13. How do you save a figure in png format with the name sine-curve?**

- (A) savefigure(‘sine-curve.png’)
- (B) savefig(‘sine-curve.png’)
- (C) save(‘sine-curve.png’)
- (D) savefig(‘sine-curve’, ‘png’)

Ans:- (B) savefig(‘sine-curve.png’)

**Q14. To use the loadtxt command, each row should have the same number of values?**

- (A) True
- (B) False

**Ans:- (A) True **

**Q15. Consider the following statements. Which of the following are correct ?**

**1. diff(f(x),x,3), first differentiates f(x) and then computes the differentiated function at 3.**

2. simply_trig(f) simplifies the trigonometric part of f(x)

3. f_integral() computes the integral of f(x)

4. f.substitute(theta = 45) computes the value of f(theta) at theta = 45

- (A) 1, 2 and 4
- (B) 4
- (C) 1
- (D) 1 and 4

Ans:- (B) 4

**Q16. Given odd = set([1, 3, 5, 7, 9])**

`squares = set([1, 4, 9, 16])`

.**What is the value of**

`odd ^ squares`

?- (A) set([1, 3, 4, 5, 7, 9, 16])
- (B) set([1, 3, 4, 5, 7, 9, 16])
- (C) set([3, 5, 7])
- (D) set([3, 4, 5, 7, 16])

Ans:- (D) set([3, 4, 5, 7, 16])

Arduino Test – Spoken Tutorial Quiz Answers

**Q17. Given strings s and t, s = "Hello" and t = "World" and an integer r, r = 2. What is the output of s * r + s * t?**

- (A) HelloHello WorldWorld
- (B) HelloWorldHelloWorld
- (C) HelloHelloWorldWorld
- (D) Hello Hello World World

Ans:- (C) HelloHelloWorldWorld

**Q18. Which marker is used to get circles…?**

- (A) “^”
- (B) “-“
- (C) “–“
- (D) “0”

**Ans:- (D) “0” **

**Q19. If “a = [1, 1, 2, 3, 3, 5, 5, 8]“What is set(a)?**

- (A) set([1, 2, 3, 5, 8])
- (B) set([1, 1, 2, 3, 3, 5, 5, 8])
- (C) set([1, 2, 3, 3, 5, 5])
- (D) Error

Ans:- (A) set([1, 2, 3, 5, 8])

**Q20. What does ones_like() function do?**

(A) Return an array of ones with the same shape as a given array

(B) Return an array of ones with the same type as a given array

(C) None of them

(D) Return an array of ones with the same shape and type as a given array

**Ans:- (D) Return an array of ones with the same shape and type as a given array **

**Python Test Spoken Tutorial Quiz Answers – ** The Answers Provided on this page are Correct if you think there is any mistake, Please comment we will update it soon.

**Q21. What is the value assigned as index to the first element in a list?**

*Select one:*

(A) 0

(B) -1

(C) None of them

(D) 1

**Ans:- (A) 0 **

**Q22. Which command is used to clear the plot?**

Select one:

(A) clear()

(B) clr()

(C) closefig()

(D) clf()

**Ans:- (D) clf() **

**Q23. How large can an integer in Python be?**

*Select one:*

(A) 2^32

(B) 2^32 for a 32-bit system and 2^64 for a 64-bit system

(C) None of the above

(D) Any Size

**Ans:- (D) Any Size **

**Q24. What arithmetic operators cannot be used with strings ?**

*Select one:*

(A) +

(B) –

(C) All of them

(D) *

**Ans:- (B) – **

**Q25. What is the output of following?**

**list = [1,2,3,4,5,6,7,8,9,10]l = sum(list[::2])print(l)**

*Select one:*

(A) 30

(B) 55

(C) 2

(D) 25

**Ans:- (D) 25 **

**Q26. I have a list sample_data = [1,2,3,4,5,6,7,8,9,10], and I want [1,4,9,16,25,36,49,64,81,100] from it. What should be the possible solution?**

*Select one:*

(A) sq(sample_data)

(B) sample_data.squared

(C) sqaure(sample_data)

(D) square(sample_data)

**Ans:- (C) sqaure(sample_data**)

**Q27. Consider 4 statements. Which of the following is false regarding sage ?**

**1. It is an open source software.2. we can evaluate a cell using Ctrl+Enter3. To make a HTML editable cell, on the blue line click Shift and Enter.4. sage has auto completion option of commands.**

*Select one:*

(A) line number 1, 2 and 3

(B) line number 1 and 3

(C) line number 1 and 2

(D) line number 2,3

**Ans:- (D) line number 2,3 **

**Q28. “x = array([1, 2, 3], [5, 6, 7])“ is a valid statement?**

Select one:

(A) True

(B) False

**Ans:- (B) False **

**Q29. Indentation is not mandatory in Python?**

Select one:

(A) True

(B) False

**Ans:- (B) False **

**Q30. What is the output of the following?**

**a = array([1,2,3,’string’])print(a)**

*Select one:*

(A) Error

(B) 1 2 3 “string”

(C) 1 2 3 string

(D) None of them

**Ans:- (A) Error **

**Python Test Spoken Tutorial Quiz Answers – ** The Answers Provided on this page are Correct if you think there is any mistake, Please comment we will update it soon.

**Q31. I made a .txt file containing squares of first 10 elements. Which of the following statements are correct ?**

*Select one:*

(A) It can be loaded by command squares = loadtext(‘/home/fossee/squares.txt’) and printed by print squares. This prints a list of integers.

(B) It can be loaded by command squares = loadtxt(‘/home/fossee/squares.txt’) and printed by print squares. This prints a list of floating objects.

(C) It can be loaded by command squares = load.text(‘/home/fossee/squares.txt’) and printed by print(squares). This prints a list of floating objects.

(D) It can be loaded by command squares = load.txt(‘/home/fossee/squares.txt’) and printed by print’squares’. This prints a list of floating objects.

**Ans:- (B) It can be loaded by command squares = loadtxt(‘/home/fossee/squares.txt’) and printed by print squares. This prints a list of floating objects. **

**Q32. What will be the output of the below code?**

**list1 = [1, 2, 3]list1.append([4, 5, 6])print(len(list1))**

**Select one:**

(A) 5

(B) 6

(C) 3

(D) 4

**Ans:- (D) 4 **

**Q33. %hist command is used to**

*Select one:*

(A) To retrieve the commands which we used till now

(B) To retrieve the variables used till now

(C) None of them

(D) To make histograms

Ans:-

**Q34. What should be the syntax if we want to flip coordinates of bar plot (variables on y and values in x )?Select one:**

(A) barh()

(B) bar(flip = True)

(C)bar(coord_flip = True)

(D) bary()

Ans:-

**Python Test Spoken Tutorial Quiz Answers – ** The Answers Provided on this page are Correct if you think there is any mistake, Please comment we will update it soon.

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very good

Thanks ❤️❤️

very good

26) I have a list sample_data =

[1,2,3,4,5,6,7,8,9,10], and I want

[1,4,9,16,25,36,49,64,81,100] from it.

What should be the possible solution?

Ans:

B) sample_data.squared