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Is a collection of steps to solve a particular problem. Learning data structures and algorithms allow us to write efficient and optimized computer programs.
Comparing BFS and DFS, the big advantage of DFS is that it has much _____memory requirements than BFS, because it's not necessary to store all of the child pointers at each level.
A linear list in which the pointer points only to the successive node.
Algorithms that use a list must know whether the list is array based or linked.
These are binary trees with threads.
Deletion operation is done using __________ in a queue.
Which of the following sorting algorithm is of the divide and conquer type?
Binary search algorithm cannot be applied to _______________.
_______ Algorithm : performs better in typical situations (sparse graphs) because it uses simpler data structures.
Inserting an item into the stack when stack is not full is called ____________ while operation and deletion of item from the stack, when stack is not empty is called ________________ operation.
This is very useful in situation when data have to be stored and then retrieved in reverse order.
In linked representation of stack, the null pointer of the last node in the list signals _____________________.
In ___________ we specify an object that is used as a key, and the value we want to associate to that key.
The dummy header in linked list contains ____________________.
An electronic address book ordered by name
Stack follows the strategy of ________________.
Which of the following is not a limitation of binary search algorithm?
This is a binary tree whose every node has either zero or two children.
Value of first linked list index is _______________.
The situation when in a linked list START=NULL is ____________________.
This is the insertion operation in the stack.
____________________ is not the component of data structure.
Breadth-____-search is the algorithm that will find shortest paths in an unweighted graph.
An MD5 hash function encodes a string of information and encodes it into a___bit fingerprint.
In linked lists, there are no NULL links in ______________
____________________ level is where the model becomes compatible executable code.
Graphs are a powerful and versatile data structure that easily allow you to represent real life relationships between different types of data (nodes).
Kruskal's Algorithm : performs better in typical situations (sparse graphs) because it uses simpler data structures. Prim's Algorithm : is significantly ___the limit when you've got a really dense graph with many more edges than vertices.
The following algorithm is a count-controlled loop going from 1 through 5. At each iteration, the loop counter is either printed or put on a queue depending on the result of Boolean function RanFun(). (The behavior of RanFun() is immaterial.) At the end of the loop, the items on the queue are dequeued and printed. Because of the logical properties of a queue, this algorithm cannot print certain sequences of the values of the loop counter. You are given an output and asked if the algorithm could generate the output. Set count to 0 WHILE (count < 5) Set count to count + 1 IF (RanFun()) Write count, ' ' ELSE Enqueue(myQueue, count) WHILE (NOT IsEmpty(myQueue)) Dequeue(myQueue, number) Write number, ' ' The following output is possible using a queue: 1 3 5 4 2
Each node in singly linked list has _______ fields.
This may take place only when there is some minimum amount or no space left in free storage list.
Every node N in a binary tree T except the root has a unique parent called the ________ of N.
Binary search trees are ordered.
Which of the following data structures is linear type?
Tree is a hierarchical data structure which stores the information naturally in the form of hierarchy style.
It is a pile in which items are added at one end and removed from the other.
Bellman Ford algorithm is useful in finding shortest path from a given source vertex to all the other vertices even if the graph contains a _______ weight edge.
A binary search tree is another name for a binary tree.
A word processor to have a PF key that causes the preceding command to be redisplayed. Every time the PF key is pressed, the program is to show the command that preceded the one currently displayed
_____matrix in graph theory is a matrix sized n*n , where n is the number of vertices of the graph.
_________ algorithms work by recursively constructing a set of objects from the smallest possible constituent parts.
A simple graph, also called a ______graph.
In a linked list, the ____________ contains the address of next element in the list.
Graph Algorithms or Graph ______ are analytic tools used to determine strength and direction of relationships between objects in a graph.
A ________ is a data structure that has two types of elements, vertices and edges.
The four most common are probably line graphs, bar graphs and histograms, pie charts, and ?
A bank simulation of its teller operation to see how waiting times would be affected by adding another teller.
A _______________ is a data structure that organizes data similar to a line in the supermarket, where the first one in line is the first one out.
The complexity of linear search algorithm.
Linked lists are best suited _____________________.
This indicates the end of the list.
A complete digraph is a directed graph in which every pair of distinct vertices is connected by a ___of unique edges (one in each direction).
Which of the following data structure is non-linear type?
Which is the pointer associated with the availability list?
A stack displays FIFO behavior.
___________ sorting algorithm is frequently used when n is small, where n is the total number of elements.
Which data structure is suitable to represent the hierarchal relationship between elements?
This is a linear list in which insertions and deletions are made to form either end of the structure.
In the linked representation of the stack, __________ pointer behaves as the top pointer variable of stack.
A queue displays LIFO behavior.
In a graph, if E=(u,v), it means _____________.
A ________ is a data structure that is used to store keys/value pairs.
Dynamic programming is a method of solving complex problems by breaking them down into simpler steps.
The term used to insert an element into stack.
A connected graph T without any cycles is called ________________.
Dijkstra's algorithm is Dijkstra's algorithm, it is neither algorithm because BFS and DFS themselves are not Dijkstra's algorithm.
Eulerian refers to the Swiss mathematician _____Euler, who invented graph theory in the 18th century.
A binary search cannot be applied to a tree.
The depth of complete binary tree is given by ________________.
The complexity of sorting algorithm measures the __________ as a function of the number n of items to be shorter.
In a 2-tree, nodes with 0 children are called ___________.
A hash function is a function which when given a key, generates an address in the table.
State True or False for internal sorting algorithms. i. Internal sorting are applied when the entire collection if data to be sorted is small enough that the sorting can take place within main memory. ii. The time required to read or write is considered significant in evaluating the performance of internal sorting.
A program to maintain the routes in an airline.
______ is one of the most powerful and advanced data structures. It is a non-linear data structure compared to arrays, linked lists, stack and queue. It represents the nodes connected by edges.
Breadth-first-search is the algorithm that will find shortest paths in an _____ graph.
Which of the following names does not relate to stacks?
Another name for directed graph.
Which data structure allows deleting data elements from and inserting at rear?
The Three methods in HASHING in open addressing are linear probing, quadratic probing, and _____hashing.
Graph G is _____________ if for any pair u, v of nodes in G, there is a path from u to v or path from v to u.
Path Matrix in graph theory is a matrix sized ___ , where n is the number of vertices of the graph.
A pseudo _____-graph is a general-graph allowing edges to connect a vertex to itself.
A dictionary of words used by a spelling checker to be built and maintained.
The elements are removal from a stack in _________ order.
A list may be linear or nonlinear, depending on its implementation.
New nodes are added to the ________ of the queue.
Which of the following is non-linear data structure?
Which of the following is not the required condition for binary search algorithm?
This form of access is used to add and remove nodes from a queue.
The retrieval of items in a stack is ___________ operation.
The method used by card sorter.
A program to receive data that is to be saved and processed in the reverse order.
Stack is also called the ________________.
A simple graph may be either ____________.
The complexity of bubble sort algorithm.
A connected graph T without any cycles is called a ____________.
This refers to a linear collection of data items.
Which of the following is not the part of ADT description?
Herder node is used as sentinel in __________________.
A program to keep track of the soccer teams in a city tournament
The value in the right child of a node (if it exists) in a binary search tree will be greater than the value in the node itself.
Hashing provides a more reliable and_ method of data retrieval than any other data structure.
This is the term used to delete an element from the stack.
The average case occurs in linear search algorithm _______________.
Which of the following is two way lists?
_____Algorithm : is significantly faster in the limit when you've got a really dense graph with many more edges than vertices.
A directed general-graph is a general-graph in which the set E is the set of ordered pairs of vertices.
The Floyd-Warshall algorithm outputs the correct result as long as no negative cycles exist in the input graph.
LINK is the pointer pointing to the ____________________.
In binary trees, nodes with no successor are called _______________.
Indexing the ________________ element in the list is not possible in linked lists.
A graph is a____structure that has two types of elements, vertices and edges.
This form of access is used to add/remove nodes from a stack.
Which of the following sorting algorithm is of priority queue sorting type?
A linear list in which the last node points to the first node.
A binary search tree whose left subtree and right subtree differ in height by at most 1 unit is called ____________________.
Draw the binary search tree whose elements are inserted in the following order: 50 72 96 94 107 26 12 11 9 2 10 25 51 16 17 95 If Print is applied to the tree formed above, in which order would the elements be printed?
A graph is a collection of points, called vertices, and line segments connecting those points, called _______.
The value in the left child of a node (if it exists) in a binary search tree will be greater than the value in the node itself.
Which is the pointer associated with the stack?
__________________ is putting an element in the appropriate place in a sorted list yields a larger sorted order list.
In a graph, if e=[u,v], then u and v are called _______________
A binary tree is a tree in which each node can have zero, one, or two children.
The following algorithm is a count-controlled loop going from 1 through 5. At each iteration, the loop counter is either printed or put on a queue depending on the result of Boolean function RanFun(). (The behavior of RanFun() is immaterial.) At the end of the loop, the items on the queue are dequeued and printed. Because of the logical properties of a queue, this algorithm cannot print certain sequences of the values of the loop counter. You are given an output and asked if the algorithm could generate the output. Set count to 0 WHILE (count < 5) Set count to count + 1 IF (RanFun()) Write count, ' ' ELSE Enqueue(myQueue, count) WHILE (NOT IsEmpty(myQueue)) Dequeue(myQueue, number) Write number, ' ' The following output is possible using a queue: 1 3 5 2 4
This is a terminal node in a binary tree.
A hash function that returns a unique hash number is called a _______hash function.
What is a queue?
In a graph, the vertices represent the items being modeled.
The root of a tree is the node that has no ancestors.
In linked representation of stack, ___________ fields hold the elements of the stack.
On average, searching in a binary search tree is faster than searching in a list.
Partition and exchange sort is ____________.
Which indicates pre-order traversal?
The rearranging of pairs of elements which are out of order, until no such pairs remain.
Which of the following is an application of stack?
Which of the following is true about the characteristics of abstract data types? i. It exports a type. ii. It exports a set of operations.
Dijkstra's algorithm works correctly, because all edge weights are non-________, and the vertex with the least shortest-path estimate is always chosen.
_____________ order is the best possible for array sorting algorithm which sorts n item.
In an extended binary tree, nodes with 2 children are called _________________.
In computer science, a problem is said to have optimal substructure if an optimal solution can be constructed from optimal solutions of its subproblems.
Which of the following data structure can't store the non-homogeneous data elements?
A graph consists of a set of nodes or vertices together with a set of edges or arcs where each edge joins two ______.
Which data structure is used in breadth first search of a graph to hold nodes?
______ are a common method to visually illustrate relationships in the data.
A pointer variable which contains the location at the top element of the stack.
The eight most commonly used graphs are linear, power, quadratic, polynomial, rational, ______, logarithmic, and sinusoidal.
_______programming is a method of solving complex problems by breaking them down into simpler steps.
A program to keep track of family relationships
A stack and a queue are different names for the same ADT.
What is a run list?
If the number of records to be sorted is small, then __________ sorting can be efficient.
Which of the following is/are the levels of implementation of data structure?
A leaf in a tree is a node with no children.
Sorting algorithm can be characterized as ________________.
What is written by the following algorithm? Push(myStack, 5) Push(myStack, 4) Push(myStack, 4) Pop(myStack, item) Pop(myStack, item) Push(myStack, item) WHILE (NOT IsEmpty(myStack)) Pop(myStack, item) Write item, ' '
Hashing is also used in encryption.
A hash table is an array containing all of the keys to search on.
The worst case occurs in linear search algorithm when ________________.
This is the operation of processing each element in the list.
Each node in a linked list must contain at least ___________________.
The _______ algorithm is a graph search algorithm that finds the shortest path between a given source vertex and all other vertices in the graph.
An ______hash function encodes a string of information and encodes it into a 128-bit fingerprint.
What does the sequential representation of binary trees use?
Trees are ________ if they are similar and have the same contents at corresponding nodes.
Identify the data structure which allows deletions at both ends of the list but insertion at only one end.
A hash______ is a data structure that is used to store keys/value pairs.
The term push and pop is related to _____________.
The hash table should be an array with length about _ times the maximum number of keys that will actually be in the table, and. Size of hash table array should be a prime number.
A graph is a picture designed to express words, particularly the connection between two or more quantities.
Indicate which structure would be a more suitable choice for each of the following applications. A program keeping track of where canned goods are located on a shelf.
Shortest path algorithms are a family of algorithms designed to solve the shortest path problem.
A program to keep track of patients as they check into a medical clinic, assigning patients to doctors on a first-come, first-served basis.
Linked representation of binary tree needs ______ parallel arrays.
The hash table should be an array with length about __times the maximum number of keys that will actually be in the table, and. Size of hash table array should be a prime number.
The operation of processing each element in the list is known as ________________.
The complexity of merge sort algorithm.
What is written by the following algorithm? Enqueue(myQueue, 5) Enqueue(myQueue, 4) Enqueue(myQueue, 4) Dequeue(myQueue, item) Dequeue(myQueue, item) Enqueue(myQueue, item) WHILE (NOT IsEmpty(myQueue)) Dequeue(myQueue, item) Write item, ' '
What happens when you push a new node onto a stack?
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