Quiz
Online Test List & Dictionary
Dieses Quiz hat ein Zeitlimit und öffnet sich deshalb im gewohnten Player.
Fragen in diesem Quiz (20)
1Keys in dictionary are of mutable type but values can be immutable.
- ARichtig
- BFalsch
2List is enclosed in square brackets
- ARichtig
- BFalsch
3Slicing is used to extract a part of the list
- ARichtig
- BFalsch
4Each key is separated from its value by a colon.
- ARichtig
- BFalsch
5Keys are unique and act as the index.
- ARichtig
- BFalsch
6If a is a dictionary with some key-value pairs, what does a.popitem() do?
- ARemoves an arbitrary element
- BRemoves all the key-value pairs
- CRemoves the key-value pair for the key given as an argument
- DInvalid method for dictionary
7What will be the output of the following Python code snippet?
>>> a={1:"A",2:"B",3:"C"}
>>> del a- Amethod del doesn’t exist for the dictionary
- Bdel deletes the values in the dictionary
- Cdel deletes the entire dictionary
- Ddel deletes the keys in the dictionary
8Which of the statements about dictionary values if false?
- AMore than one key can have the same value
- BThe values of the dictionary can be accessed as dict[key]
- CValues of a dictionary must be unique
- DValues of a dictionary can be a mixture of letters and numbers
9What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
print(a.get(5,4))- AError, invalid syntax
- BA
- C5
- D4
10What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
print(a.get(1,4))- A1
- BA
- C4
- DInvalid syntax for get method
11What will be the output of the following Python code snippet?
a={1:"A",2:"B",3:"C"}
for i,j in a.items():
print(i,j,end=" ")- A1 A 2 B 3 C
- B1 2 3
- CA B C
- D1:”A” 2:”B” 3:”C”
12Which of these about a dictionary is false?
- AThe values of a dictionary can be accessed using keys
- BThe keys of a dictionary can be accessed using values
- CDictionaries aren’t ordered
- DDictionaries are mutable
13Suppose list Example is [3, 4, 5, 20, 5, 25, 1, 3], what is list1 after listExample.pop()?
- A[3, 4, 5, 20, 5, 25, 1]
- B[1, 3, 3, 4, 5, 5, 20, 25]
- C[3, 5, 20, 5, 25, 1, 3]
- D[1, 3, 4, 5, 20, 5, 25]
14To add a new element to a list we use which command?
- Alist1.add(5)
- Blist1.append(5)
- Clist1.addLast(5)
- Dlist1.addEnd(5)
15Suppose list1 is [2, 33, 222, 14, 25], What is list1[-1]?
- Aerror
- Bnone
- C25
- D2
16Suppose list1 is [1, 6, 9], what is sum(list1)?
- A1
- B9
- C16
- Derror
17Suppose list1 is [2445,133,12454,123], what is min(list1)?
- A2445
- B123
- C133
- D12454
18Which of the following commands will create a list?
- Alist1 = list()
- Blist1 = []
- Clist1 = list([1, 2, 3])
- Dall of the mentioned
19Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1]?
- A[2, 33, 222, 14]
- BError
- C25
- D[25, 14, 222, 33, 2]
20What will be the output of the following Python code?
>>>"Welcome to Python".split()- A[“Welcome”, “to”, “Python”]
- B(“Welcome”, “to”, “Python”)
- C{“Welcome”, “to”, “Python”}
- D“Welcome”, “to”, “Python”
Informationen
- Beschreibung
- Quiz am Online Test List & Dictionary, erstellt von Aparna Dhirde am 17/03/2020.
- Autor
- Aparna Dhirde
- Sprache
- English
- Aufrufe
- 39
- Schlagwörter
- Bewertung
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