Quiz
Python
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Fragen in diesem Quiz (35)
1which of the following is invalid
- A__str__=1
- Bnone of the mentioned
- C__a=1
- D_a=1
21. Is Python case sensitive when dealing with identifiers?
- Aa) yes
- Bb) no
- Cc) machine dependent
- Dd) none of the mentioned
32. What is the maximum possible length of an identifier?
- Aa) 31 characters
- Bb) 63 characters
- Cd) none of the mentioned
- Dc) 79 characters
44. Which of the following is an invalid variable?
- Aa) my_string_1
- Bb) 1st_string
- Cc) foo
- Dd) _
55. Why are local variable names beginning with an underscore discouraged?
- Aa) they are used to indicate a private variables of a class
- Bb) they confuse the interpreter
- Cc) they are used to indicate global variables
- Dd) they slow down execution
66. Which of the following is not a keyword?
- Aa) eval
- Bb) assert
- Cc) nonlocal
- Dd) pass
77. All keywords in Python are in
- Aa) lower case
- Bb) UPPER CASE
- Cc) Capitalized
- Dd) None of the mentioned
88. Which of the following is true for variable names in Python?
- Aa) unlimited length
- Bb) all private members must have leading and trailing underscores
- Cc) underscore and ampersand are the only two special characters allowed
- Dd) none of the mentioned
99. Which of the following is an invalid statement?
- Aa) abc = 1,000,000
- Bb) a b c = 1000 2000 3000
- Cc) a,b,c = 1000, 2000, 3000
- Dd) a_b_c = 1,000,000
1010. Which of the following cannot be a variable?
- Aa) __init__
- Bb) in
- Cc) it
- Dd) on
111. Which is the correct operator for power(xy)?
- Aa) X^y
- Bb) X**y
- Cc) X^^y
- Dd) None of the mentioned
122. Which one of these is floor division?
- Aa) /
- Bb) //
- Cc) %
- Dd) None of the mentioned
133. What is the order of precedence in python?
i) Parentheses ii) Exponential iii) Multiplication iv) Division v) Addition vi) Subtraction- Aa) i,ii,iii,iv,v,vi
- Bb) ii,i,iii,iv,v,vi
- Cc) ii,i,iv,iii,v,vi
- Dd) i,ii,iii,iv,vi,v
144. What is answer of this expression, 22 % 3 is?
- Aa) 7
- Bb) 1
- Cc) 0
- Dd) 5
155. Mathematical operations can be performed on a string. State whether true or false.
- Aa) True
- Bb) False
166. Operators with the same precedence are evaluated in which manner?
- Aa) Left to Right
- Bb) Right to Left
- Cc) Can’t say
- Dd) None of the mentioned
177. What is the output of this expression, 3*1**3?
- Aa) 27
- Bb) 9
- Cc) 3
- Dd) 1
188. Which one of the following have the same precedence?
- Aa) Addition and Subtraction
- Bb) Multiplication and Division
- Cc) Both Addition and Subtraction AND Multiplication and Division
- Dd) None of the mentioned
199. The expression Int(x) implies that the variable x is converted to integer. State whether true or false.
- Aa) True
- Bb) False
20 Which one of the following have the highest precedence in the expression?
- AExponential
- BAddition
- CMultiplication
- DParentheses
211. Which of these in not a core data type?
- Aa) Lists
- Bb) Dictionary
- Cc) Tuples
- Dd) Class
222. Given a function that does not return any value, What value is thrown by default when executed in shell.
- Aa) int
- Bb) bool
- Cc) void
- Dd) None
233. Following set of commands are executed in shell, what will be the output?
>>>str=”hello”
>>>str[:2]- Aa) he
- Bb) lo
- Cc) olleh
- Dd) hello
244. Which of the following will run without errors ?
- Aa) round(45.8)
- Bb) round(6352.898,2,5)
- Cc) round()
- Dd) round(7463.123,2,1)
255. What is the return type of function id ?
- Aa) int
- Bb) float
- Cc) bool
- Dd) dict
266. In python we do not specify types,it is directly interpreted by the compiler, so consider the following operation to be performed. >>>x = 13 ? 2 objective is to make sure x has a integer value, select all that apply (python 3.xx)
- Aa) x = 13 // 2
- Bb) x = int(13 / 2)
- Cc) x = 13 % 2
- Dd) All of the mentioned
277. What error occurs when you execute? apple = mango
- Aa) SyntaxError
- Bb) NameError
- Cc) ValueError
- Dd) TypeError
288. Carefully observe the code and give the answer.def example(a): a = a + ‘2’ a = a*2 return a>>>example(“hello”)
- Aa) indentation Error
- Bb) cannot perform mathematical operation on strings
- Cc) hello2
- Dd) hello2hello2
299. What data type is the object below ? L = [1, 23, ‘hello’, 1].
- Aa) list
- Bb) dictionary
- Cc) array
- Dd) tuple
3010. In order to store values in terms of key and value we use what core data type.
- Aa) list
- Bb) tuple
- Cc) class
- Dd) dictionary
3111. Which of the following results in a SyntaxError ?
- Aa) ‘”Once upon a time…”, she said.’
- Bb) “He said, ‘Yes!’”
- Cc) ‘3\’
- Dd) ”’That’s okay”’
3212. The following is displayed by a print function call:tomdickharrySelect all of the function calls that result in this output
- Aa) print(”’tom\ndick\nharry”’)
- Bb) print(”’tomdickharry”’)
- Cc) print(‘tom\ndick\nharry’)
- Dd) print(‘tomdickharry’)
3313. What is the average value of the code that is executed below ?
>>>grade1 = 80
>>>grade2 = 90
>>>average = (grade1 + grade2) / 2- Aa) 85.0
- Bb) 85.1
- Cc) 95
- Dd) 95.1
3414. Select all options that printhello-how-are-you
- Aa) print(‘hello’, ‘how’, ‘are’, ‘you’)
- Bb) print(‘hello’, ‘how’, ‘are’, ‘you’ + ‘-‘ * 4)
- Cc) print(‘hello-‘ + ‘how-are-you’)
- Dd) print(‘hello’ + ‘-‘ + ‘how’ + ‘-‘ + ‘are’ + ‘you’)
3515. What is the return value of trunc() ?
- Aa) int
- Bb) bool
- Cc) float
- Dd) None
Informationen
- Beschreibung
- Quiz am Python, erstellt von No Name am 28/12/2019.
- Autor
- No Name
- Sprache
- English
- Aufrufe
- 45
- Bewertung
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