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(#M40029628) GATE QUESTION GATE - CS Keep an EYE

The preorder traversal sequence of a binary search tree is 30, 20, 10, 15, 25, 23, 39, 35, 42. Which one of the following is the postorder traversal sequence of the same tree?

Option
(A) 10,20,15,23,25,35,42,39,30
(B) 15,10,25,23,20,42,35,39,30
(C) 15,20,10,23,25,42,35,39,30
(D) 15,10,23,25,20,35,42,39,30

Asked In Gate Rats (12 years ago)

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(#M40029624) GATE QUESTION GATE - CS Keep an EYE

Which one of the following is the tightest upper bound that represents the time complexity of inserting an object into a binary search tree of n nodes?

Option
(A) O(1)
(B) O(log n)
(C) O(n)
(D) O(n log n)

Asked In Gate Rats (12 years ago)

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(#M40029646) GATE QUESTION GATE-CS Keep an EYE

Which of the following statements are TRUE about an SQL query?
P : An SQL query can contain a HAVING clause even if it does not have a GROUP BY clause
Q : An SQL query can contain a HAVING clause only if it has a GROUP BY clause
R : All attributes used in the GROUP BY clause must appear in the SELECT clause
S : Not all attributes used in the GROUP BY clause need to appear in the SELECT clause

option
(A) P and R
(B) P and S
(C) Q and R
(D) Q and S

Asked In Gate Rats (12 years ago)

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(#M40025935) SSC QUESTION SSC-CGL quant Keep an EYE

Krishna Murthy earns Rs. 15000 per month and spends 80% of it. Due to pay revision, his monthly income has increased by 20%, but due to price rise, he has to spend 20% more. His new savings are

Asked In SSC Rats (12 years ago)

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(#M40026226) M4MATHS QUESTION Infy-puzzle Keep an EYE

Complete the series: 5, 20, 24, 6, 2, 8, ?

Asked In m4maths Rats (12 years ago)

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(#M40026014) SSC QUESTION CGL quant Keep an EYE

A reduction of 20% in the price of an apple enables a man to buy 10 apples more for Rs. 54. The reduced price of apple per dozen is

Asked In SSC Rats (12 years ago)

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(#M40026250) SSC QUESTION CGL-english comp. Keep an EYE

Find error
Our country (A) / does not lack (B) / in scientists of quality. C) /No error (D).

Asked In SSC Rats (12 years ago)

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(#M40028953) ACIO QUESTION IB-ACIO 2012 Keep an EYE

A four-person team from Asian Paints is painting Foolan’s house. Mehmood is painting the front of the house. Ramesh is in the alley behind the house painting the back . Jeevan is painting the Window frames on the north side and Sudhir is on the south. If Mehmood switches places With John, and John then switches places with Sudhir, where is Sudhir how?
(i) in the alley behind the house
(ii) on the north side of the house
(iii) in front of the house
(iv) on the south side of the house

Asked In ACIO Rats (12 years ago)

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(#M40025906) SSC QUESTION SSC-CGL quant Keep an EYE

Ram donated 4% of his income to a charity and deposited 10% of the rest in a Bank. If now he has Rs. 8640 left with him, then his income is

Asked In SSC Rats (12 years ago)

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(#M40029097) UPSC QUESTION CAPF 2012 Keep an EYE

A television remote uses
(a) infrared waves
(b) cosmic waves
(c) microwaves
(d) ether waves

Asked In UPSC Rats (12 years ago)

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