CS502 Midterm Online Quiz

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CS502-Midterm

1 / 50

We cannot make any significant improvement in the running time which is better than that of brute-force algorithm.

2 / 50

If the indices passed to merge sort algorithm are ________,then this means that there is only one element to sort.

3 / 50

_________ is one of the few problems, where provable lower bounds exist on how fast we can sort.

4 / 50

What type of instructions Random Access Machine (RAM) can execute? Choose best answer

5 / 50

Cont sort is suitable to sort the elements in range 1 to k

6 / 50

The running time of quick sort depends heavily on the selection of

7 / 50

Algorithm is a mathematical entity, which is independent of a specific machine and operating system.

8 / 50

For the heap sort we store the tree nodes in

9 / 50

A point p in 2-dimensional space is usually given by its integer coordinate(s)____________

10 / 50

Analysis of Selection algorithm ends up with,

11 / 50

What type of instructions Random Access Machine (RAM) can execute?

12 / 50

Asymptotic growth rate of the function is taken over_________ case running time.

13 / 50

In 2d-space a point is said to be ________if it is not dominated by any other point in that space.

14 / 50

Brute-force algorithm uses no intelligence in pruning out decisions.

15 / 50

In Quick sort, we don’t have the control over the sizes of recursive calls

16 / 50

A point p in 2-dimensional space is usually given by its integer coordinate(s)____________

17 / 50

For the worst-case running time analysis, the nested loop structure containing one “for” and one “while” loop, might be expressed as a pair of _________nested summations.

18 / 50

For Chain Matrix Multiplication we can not use divide and conquer approach because,

19 / 50

Counting sort has time complexity:

20 / 50

The number of nodes in a complete binary tree of height h is

21 / 50

A RAM is an idealized machine with ______________ random-access memory.

22 / 50

Sieve Technique applies to problems where we are interested in finding a single item from a larger set of _____________

23 / 50

In analysis, the Upper Bound means the function grows asymptotically no faster than its largest term.

24 / 50

In analysis, the Lower Bound means the function grows asymptotically at least as fast as its largest term.

25 / 50

For the Sieve Technique we take time

26 / 50

Before sweeping a vertical line in plane sweep approach, in start sorting of the points is done in increasing order of their _______coordinates.

27 / 50

In RAM model instructions are executed

28 / 50

In which order we can sort?

29 / 50

The time assumed for each basic operation to execute on RAM model of computation is-----

30 / 50

While solving Selection problem, in Sieve technique we partition input data __________w

31 / 50

The function f(n)=n(logn+1)/2 is asymptotically equivalent to nlog n. Here Lower Bound means function f(n) grows asymptotically at ____________ as fast as nlog n.

32 / 50

In pseudo code, the level of details depends on intended audience of the algorithm.w

33 / 50

Quick sort is

34 / 50

Quick sort is based on divide and conquer paradigm; we divide the problem on base of pivot element and:

35 / 50

An in place sorting algorithm is one that uses ___ arrays for storage

36 / 50

The array to be sorted is not passed as argument to the merge sort algorithm.

37 / 50

The analysis of Selection algorithm shows the total running time is indeed ________in n,

38 / 50

In selection algorithm, because we eliminate a constant fraction of the array with each phase, we get the

39 / 50

Upper bound requires that there exist positive constants c2 and n0 such that f(n) ____ c2n for all n <= n0(ye question ghalat lag raha hai mujhae

40 / 50

The function f(n)= n(logn+1)/2 is asymptotically equivalent to n log n. Here Upper Bound means the function f(n) grows asymptotically ____________ faster than n log n.

41 / 50

_______________ is a graphical representation of an algorithm

42 / 50

If there are Θ (n2) entries in edit distance matrix then the total running time is

43 / 50

In plane sweep approach, a vertical line is swept across the 2d-plane and _______structure is used for holding the maximal points lying to the left of the sweep line.

44 / 50

The definition of Theta-notation relies on proving ___________asymptotic bound.

45 / 50

If we associate (x, y) integers pair to cars where x is the speed of the car and y is the negation of the price. High y value for a car means a ________ car.

46 / 50

What is the total time to heapify?

47 / 50

Divide-and-conquer as breaking the problem into a small number of

48 / 50

While Sorting, the ordered domain means for any two input elements x and y _________ satisfies only.

49 / 50

In ____________ we have to find rank of an element from given input.

50 / 50

Random access machine or RAM is a/an

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