Suppose list1 is [4, 2, 2, 4, 5, 2, 1, 0], which of the following is correct syntax for slicing operation? a) print(list1[0]) b) print(list1[:2]) c) print(list1[:-2]) d) all of the mentioned

Suppose list1 is [4, 2, 2, 4, 5, 2, 1, 0], which of the following is correct syntax for  slicing operation?
a) print(list1[0])
b) print(list1[:2])
c) print(list1[:-2])
d) all of the mentioned
by

1 Answer

Answer :

d) all of the mentioned
by

Related questions

What is the output of the following piece of code? >>> a=(0,1,2,3,4) >>> b=slice(0,2) >>> a[b] a) Invalid syntax for slicing b) [0,2]. c) (0,1) d) (0,2)

Description : What is the output of the following piece of code? >>> a=(0,1,2,3,4) >>> b=slice(0,2) >>> a[b] a) Invalid syntax for slicing b) [0,2]. c) (0,1) d) (0,2)

Last Answer : c) (0,1)

Suppose list1 = [0.5 * x for x in range(0, 4)], list1 is : a) [0, 1, 2, 3]. b) [0, 1, 2, 3, 4]. c) [0.0, 0.5, 1.0, 1.5]. Page No 31 d) [0.0, 0.5, 1.0, 1.5, 2.0].].

Description : Suppose list1 = [0.5 * x for x in range(0, 4)], list1 is : a) [0, 1, 2, 3]. b) [0, 1, 2, 3, 4]. c) [0.0, 0.5, 1.0, 1.5]. d) [0.0, 0.5, 1.0, 1.5, 2.0].

Last Answer : c) [0.0, 0.5, 1.0, 1.5].

Suppose list1 is [1, 5, 9], what is sum(list1) ? a) 1 b) 9 c) 15 d) Error

Description : Suppose list1 is [1, 5, 9], what is sum(list1) ? a) 1 b) 9 c) 15 d) Error

Last Answer : c) 15

Suppose list1 is [3, 5, 25, 1, 3], what is min(list1) ? a) 3 b) 5 c) 25 d) 1

Description : Suppose list1 is [3, 5, 25, 1, 3], what is min(list1) ? a) 3 b) 5 c) 25 d) 1

Last Answer : d) 1

Suppose list1 is [1, 3, 2], What is list1 * 2 ? a) [2, 6, 4]. b) [1, 3, 2, 1, 3]. c) [1, 3, 2, 1, 3, 2] . D) [1, 3, 2, 3, 2, 1].

Description : Suppose list1 is [1, 3, 2], What is list1 * 2 ? a) [2, 6, 4]. b) [1, 3, 2, 1, 3]. c) [1, 3, 2, 1, 3, 2] . D) [1, 3, 2, 3, 2, 1].

Last Answer : c) [1, 3, 2, 1, 3, 2] .

Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1] ? a) [2, 33, 222, 14]. b) Error c) 25 d) [25, 14, 222, 33, 2].

Description : Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1] ? a) [2, 33, 222, 14]. b) Error c) 25 d) [25, 14, 222, 33, 2].

Last Answer : a) [2, 33, 222, 14].

Suppose list1 is [2, 33, 222, 14, 25], What is list1[-1] ? a) Error b) None c) 25 d) 2

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Last Answer : c) 25

Suppose list1 is [2445, 133, 12454, 123], what is max(list1) ? a) 2445 b) 133 c) 12454 d) 123

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Last Answer : c) 12454

Which of the following commands will create a list? a) list1 = list() b) list1 = []. c) list1 = list([1, 2, 3]) d) all of the mentioned

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Last Answer : d) all of the mentioned

Suppose d = {“john”:40, “peter”:45}, what happens when we try to retrieve a value using the expression d[“susan”]? a) Since “susan” is not a value in the set, Python raises a KeyError exception b) It is executed fine and no exception is raised, and it returns None c) Since “susan” is not a key in the set, Python raises a KeyError exception d) Since “susan” is not a key in the set, Python raises a syntax error

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Last Answer : c) Since “susan” is not a key in the set, Python raises a KeyError exception

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Last Answer : d) 4

To insert 5 to the third position in list1, we use which command ? a) list1.insert(3, 5) b) list1.insert(2, 5) c) list1.add(3, 5) d) list1.append(3, 5)

Description : To insert 5 to the third position in list1, we use which command ? a) list1.insert(3, 5) b) list1.insert(2, 5) c) list1.add(3, 5) d) list1.append(3, 5)

Last Answer : a) list1.insert(3, 5)

To add a new element to a list we use which command ? a) list1.add(5) b) list1.append(5) c) list1.addLast(5) d) list1.addEnd(5)

Description : To add a new element to a list we use which command ? a) list1.add(5) b) list1.append(5) c) list1.addLast(5) d) list1.addEnd(5)

Last Answer : a) list1.add(5)

To remove string “hello” from list1, we use which command ? a) list1.remove(“hello”) b) list1.remove(hello) c) list1.removeAll(“hello”) d) list1.removeOne(“hello”)

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Last Answer : d) list1.removeOne(“hello”)

What is the output when following code is executed ? >>>list1 = [11, 2, 23] >>>list2 = [11, 2, 2] >>>list1 < list2 is a) True b) False c) Error d) None

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To shuffle the list(say list1) what function do we use ? a) list1.shuffle () b) shuffle(list1) c) random.shuffle(list1) d) random.shuffleList(list1)

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Last Answer : c) random.shuffle(list1)

Suppose t = (1, 2, 4, 3), which of the following is incorrect? a) print(t[3]) b) t[3] = 45 c) print(max(t)) d) print(len(t))

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Consider an implementation of unsorted single linked list. Suppose it has its representation with a head and a tail pointer (i.e. pointers to the first and last nodes of the linked list). Given the representation, which of the following operation cannot be implemented in O(1) time ? (A) Insertion at the front of the linked list. (B) Insertion at the end of the linked list. (C) Deletion of the front node of the linked list. (D) Deletion of the last node of the linked list.

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What is the output of the following? print("xyyzxyzxzxyy".count('yy', 2)) a) 2 b) 0 c) 1 d) none of the mentioned

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What is the output of the following? print("xyyzxyzxzxyy".count('yy', 1)) a) 2 b) 0 c) 1 d) none of the mentioned

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Last Answer : a) 0 1 2

What is the output of the following? x = 'abcd' for i in range(len(x)): i.upper() print (x) a) a b c d b) 0 1 2 3 c) error d) none of the mentioned

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An Assertion is a predicate expressing a condition we wish database to always satisfy. The correct syntax for Assertion is : (A) CREATE ASSERTION ‘ASSERTION Name’ CHECK ‘Predicate’ (B) CREATE ASSERTION ‘ASSERTION NAME’ (C) CREATE ASSERTION, CHECK Predicate (D) SELECT ASSERTION

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Last Answer : (A) CREATE ASSERTION ‘ASSERTION Name’ CHECK ‘Predicate’ 

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Description : What is the output of the following? x = 'abcd' for i in range(len(x)): print(x) x = 'a' a) a b) abcd abcd abcd abcd c) a a a a d) none of the mentioned

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Description : What is the output of the following? x = ['ab', 'cd'] for i in x: x.append(i.upper()) print(x) a) [‘AB’, ‘CD’]. b) [‘ab’, ‘cd’, ‘AB’, ‘CD’]. c) [‘ab’, ‘cd’]. d) none of the mentioned

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Last Answer : a) [‘ab’, ‘cd’].

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Last Answer : Answer: Marks given to all

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Last Answer : (C) CaptureEvents(eventType)

Which one of the following describes the syntax of prolog program ? I. Rules and facts are terminated by full stop (.) II. Rules and facts are terminated by semicolon (;) III. Variables names must start with upper case alphabets. IV. Variables names must start with lower case alphabets. Codes : (A) I, II (B) III, IV (C) I, III (D) II, IV

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Last Answer : (C) I, III

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Suppose that R1 and R2 are reflexive relations on a set A. Which of the following statements is correct? (A) R1∩R2 is reflexive and R1UR2 is irreflexive. (B) R1∩R2 is irreflexive and R1UR2 is reflexive. (C) Both R1∩R2 and R1UR2 are reflexive. (D) Both R1∩R2 and R1UR2 are irreflexive.

Description : Suppose that R1 and R2 are reflexive relations on a set A. Which of the following statements is correct? (A) R1∩R2 is reflexive and R1UR2 is irreflexive. (B) R1∩R2 is irreflexive and R1UR2 is reflexive. (C) Both R1∩R2 and R1UR2 are reflexive. (D) Both R1∩R2 and R1UR2 are irreflexive.

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Suppose the function y and a fuzzy integer number around -4 for x are given as y=(x-3)2+2 Around -4={(2,0.3), (3,0.6), (4,1), (5,0.6), (6,0.3)} respectively. Then f(Around - 4) is given by: (A) {(2,0.6), (3,0.3), (6,1), (11,0.3)} (B) {(2,0.6), (3,1), (6,1), (11,0.3)} (C) {(2,0.6), (3,1), (6,0.6), (11,0.3)} (D) {(2,0.6), (3,0.3), (6,0.6), (11,0.3)}

Description : Suppose the function y and a fuzzy integer number around -4 for x are given as y=(x-3)2+2 Around -4={(2,0.3), (3,0.6), (4,1), (5,0.6), (6,0.3)} respectively. Then f(Around - 4) is given by: (A) {(2,0.6), (3,0.3), ... 6), (3,1), (6,0.6), (11,0.3)} (D) {(2,0.6), (3,0.3), (6,0.6), (11,0.3)}

Last Answer : (C) {(2,0.6), (3,1), (6,0.6), (11,0.3)}

Suppose that the time to do a null remote procedure call (RPC) (i.e, 0 data bytes) is 1.0 msec, with an additional 1.5 msec for every 1K of data. How long does it take to read 32 K from the file server as 32 1K RPCs? (A) 49 msec (B) 80 msec (C) 48 msec (D) 100 msec

Description : Suppose that the time to do a null remote procedure call (RPC) (i.e, 0 data bytes) is 1.0 msec, with an additional 1.5 msec for every 1K of data. How long does it take to read 32 K from the file server as 32 1K RPCs? (A) 49 msec (B) 80 msec (C) 48 msec (D) 100 msec

Last Answer : (B) 80 msec