Which of these statements is/are true? а)0 € 0 c){0} C Ø e){0} € {0} b)Ø e {0} d)Ø C {0} f){0} c {Ø} b and c only None of the choices O a, b. and c only a and d only d, e, and f only d and f only

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Answer the 2 questions, will upvote if complete, short solution/explanation will do
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Which of these statements is/are true?
a)0 e Ø
c){0} C Ø
e){0} € {0}
b)Ø e {0}
d)Ø C {0}
f){0} C {0}
b and c only
None of the choices
a, b. and c only
a and d only
O d, e, and f only
d and f only
Transcribed Image Text:Which of these statements is/are true? a)0 e Ø c){0} C Ø e){0} € {0} b)Ø e {0} d)Ø C {0} f){0} C {0} b and c only None of the choices a, b. and c only a and d only O d, e, and f only d and f only
Consider an application whose runtime can be expressed as f(n) = 2f(n/3) + 3n. Which of the following would be true of the runtime?
O All are correct
O O(n!)
O O(n*)
O(n)
O O(n)
O O(n lg n)
Transcribed Image Text:Consider an application whose runtime can be expressed as f(n) = 2f(n/3) + 3n. Which of the following would be true of the runtime? O All are correct O O(n!) O O(n*) O(n) O O(n) O O(n lg n)
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