MCQs on Data Strcuture
NIELIT IT SA, ISRO scientist 2017
breadth first search рджреНрд╡рд╛рд░рд╛ рджрд┐рдП рдЧрдП рдЧреНрд░рд╛рдлрд╝ рдХреЛ рдкрд╛рд░ рдХрд░рдиреЗ рдореЗрдВ рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рдЙрдкрдпреЛрдЧреА рд╣реИ?
Which of the following is useful in traversing a given graph by breadth first search?
[A] Stack
[B] Set
[C] List
[D] Queue
Correct Answer : Queue
NIELIT IT SA 2017
рдпрджрд┐ queue рдХреЛ arrays рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд░рдХреЗ рдХрд╛рд░реНрдпрд╛рдиреНрд╡рд┐рдд рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ, рддреЛ queue рдФрд░ dequeue operations рдХреА worst run time complexity рдХреНрдпрд╛ рд╣реЛрдЧреА?
If queue is implemented using arrays, what would be the worst run time complexity of queue and dequeue operations ?
[A] O(n), O(n)
[B] O(n), O(1)
[C] O(1), O(n)
[D] O(1), O(1)
Correct Answer : O(n), O(n)
NIELIT IT SA 2017
4 рдиреЛрдбреНрд╕ рд╡рд╛рд▓реЗ рд╕рдВрднрд╛рд╡рд┐рдд рдмрд╛рдЗрдирд░реА trees рдХреА рд╕рдВрдЦреНрдпрд╛ рд╣реИ
The number of possible binary trees with 4 nodes is
[A] 12
[B] 13
[C] 14
[D] 15
Correct Answer : 14
MEITY NIELIT SC 2022
6 рд╢реАрд░реНрд╖реЛрдВ, 7 рдХрд┐рдирд╛рд░реЛрдВ рд╡рд╛рд▓реЗ рдПрдХ рдЬреБрдбрд╝реЗ рд╣реБрдП рд╕рдорддрд▓реАрдп рдЧреНрд░рд╛рдл рдореЗрдВ ........ рдХреНрд╖реЗрддреНрд░ рд╢рд╛рдорд┐рд▓ рд╣реИрдВред
A connected planar graph having 6 vertices, 7 edges contains ........ regions.
[A] 15
[B] 11
[C] 3
[D] 1
Correct Answer : 11
UPP Programmer 2013
рд▓рд┐рдВрдХреНрдб рд╕реВрдЪреА рдПрдХ рд╣реИ
Linked list is a
[A] Static data structure
[B] Homogeneous data structure
[C] Heterogeneous data structure
[D] None of the above
Correct Answer : Homogeneous data structure
UPP Programmer 2013
рд╢реВрдиреНрдп рдХреЗ рдЙрдЪреНрдЪ рдЕрдиреБрдкрд╛рдд рд╡рд╛рд▓реЗ рдЖрд╡реНрдпреВрд╣ рдХрд╣рд▓рд╛рддреЗ рд╣реИрдВ
Matrices with high proportion of zeros are called
[A] zero matrix
[B] identity matrix
[C] Sparse matrix
[D] square matrices
Correct Answer : Sparse matrix
UPP Programmer 2013
рдпрджрд┐ рд╣рдо рдЕрдиреБрдХреНрд░рдо 30 9 15 45 24 8 5 75 50 80 рдХрд╛ рдПрдХ рджреНрд╡рд┐рдЖрдзрд╛рд░реА рдЦреЛрдЬ рд╡реГрдХреНрд╖ рдмрдирд╛рддреЗ рд╣реИрдВред рддреЛ рд╕рдВрдЦреНрдпрд╛ред рдмрд╛рдПрдВ рдЙрдк рд╡реГрдХреНрд╖, рджрд╛рдПрдВ рдЙрдк рд╡реГрдХреНрд╖ рдореЗрдВ рдиреЛрдбреНрд╕ рдФрд░ рдкреЗрдбрд╝ рдХреА рдКрдВрдЪрд╛рдИ рдЗрд╕ рдкреНрд░рдХрд╛рд░ рд╣реИ: (рдиреЛрдЯ: рдЦрд╛рд▓реА рдкреЗрдбрд╝ рдХреА рдКрдВрдЪрд╛рдИ 0 рдорд╛рдиреА рдЬрд╛рддреА рд╣реИ)
If we draw a binary search tree of the sequence 30 9 15 45 24 8 5 75 50 80. Then the no. of nodes in left sub tree, right sub tree and height of the tree are as follows: (note: empty tree is considered of height 0)
[A] 5 4 3
[B] 5 4 4
[C] 6 5 3
[D] 6 5 4
Correct Answer : 5 4 4
RRB NTPC 2021
рдпрджрд┐ рдореИрдЯреНрд░рд┐рдХреНрд╕ рдХрд╛ рдкреНрд░рддреНрдпреЗрдХ рддрддреНрд╡ рд╢реВрдиреНрдп рд╣реИ, рддреЛ рдореИрдЯреНрд░рд┐рдХреНрд╕ рд╣реИ:
If each element of a matrix is zero, then the matrix is:
[A] null
[B] identity
[C] scalar
[D] square
Correct Answer : null
MPESB Police Constable 2023
рдХрд┐рд╕реА рд╡реНрдпрдХреНрддрд┐ рд╡рд┐рд╢реЗрд╖ рдХреЗ рдмрд╛рд░реЗ рдореЗрдВ рд╡рд╣ рдЬрд╛рдирдХрд╛рд░реА рдЬреЛ рдЙрд╕рдХреЗ рдСрдирд▓рд╛рдЗрди рдЧрддрд┐рд╡рд┐рдзрд┐ рдХреЗ рдкрд░рд┐рдгрд╛рдорд╕реНрд╡рд░реВрдк рдЗрдВрдЯрд░рдиреЗрдЯ рдкрд░ рдореМрдЬреВрдж рд░рд╣рддреА рд╣реИ, рдЙрд╕рдХреЗ рдбрд┐рд▓реАрдЯ рд╣реЛрдиреЗ рдХреЗ рдмрд╛рдж рднреА, рдЙрд╕реЗ рдЗрд╕ рд░реВрдк рдореЗрдВ рдЬрд╛рдирд╛ рдЬрд╛рддрд╛ рд╣реИ:
The information about a particular person that exists on the Internet as a result of their online activity even after its deletion is known as:
[A] Collected data
[B] Digital data
[C] Digital footprint
[D] Digital activity
Correct Answer : Digital footprint
RSMSSSB IA 2023
рдмрд╛рдЗрдирд░реА рдЦреЛрдЬ рдПрд▓реНрдЧреЛрд░рд┐рджрдо рдорд╛рдирддрд╛ рд╣реИ рдХрд┐ рд╕рд░рдгреА рдореЗрдВ рдЖрдЗрдЯрдо __ рд╣реИрдВ рдФрд░ рдпрд╣ рдпрд╛ рддреЛ рдЖрдЗрдЯрдо рдвреВрдВрдврддрд╛ рд╣реИ рдпрд╛ рдПрдХ рддреБрд▓рдирд╛ рдХреЗ рд╕рд╛рде рд╕рд░рдгреА рдХреЗ рдЖрдзреЗ рд╣рд┐рд╕реНрд╕реЗ рдХреЛ рд╣рдЯрд╛ рджреЗрддрд╛ рд╣реИред
The Binary search algorithm assumes that the items in the array are __ and it either finds the item or eliminates half of the array with one comparison.
[A] Unsorted
[B] Sorted
[C] Checked
[D] Selected
Correct Answer : Sorted
рдХрд┐рд╕ рдкреНрд░рддрд┐рдорд╛рди рдиреЗ рд╕реЙрдлреНрдЯрд╡реЗрдпрд░ рд╡рд┐рдХрд╛рд╕ рдХреА рдкреНрд░рдХреНрд░рд┐рдпрд╛ рдореЗрдВ рдХреНрд░рд╛рдВрддрд┐ рд▓рд╛ рджреА рд╣реИ?
Which paradigm has revolutionized the process of software development?
[A] Software programming
[B] OOP
[C] PPP
[D] POP
Correct Answer : OOP
HPSSSB Ass Prog. 2018
_____ рдПрдХ рдЧреИрд░-рд░реЗрдЦреАрдп рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рд╣реИ рдЬрд┐рд╕рдореЗрдВ рддрддреНрд╡реЛрдВ рдХреЛ рдорд╛рддрд╛-рдкрд┐рддрд╛ рдФрд░ рдмрдЪреНрдЪреЛрдВ рдХреЗ рдкрджрд╛рдиреБрдХреНрд░рдо рдореЗрдВ рд╡реНрдпрд╡рд╕реНрдерд┐рдд рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ?
_____ is a non-linear data structure in which elements are organized in a hierarchy of parents and children ?
[A] Queue
[B] List
[C] Tree
[D] Dequeue
Correct Answer : Tree
HPSSSB -2018
_____ рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рдХреЛ рд▓рд╛рд╕реНрдЯ рдЗрди рдлрд░реНрд╕реНрдЯ рдЖрдЙрдЯ (LIFO) рдХреЗ рдирд╛рдо рд╕реЗ рднреА рдЬрд╛рдирд╛ рдЬрд╛рддрд╛ рд╣реИред
_____ data structure is also known as Last In First Out (LIFO).
[A] Tree
[B] Stack
[C] Queue
[D] Array
Correct Answer : Stack
BIHAR STET-2023
рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рдореЗрдВ, рдбреЗрдЯрд╛ _______ рдкреНрд░рдХрд╛рд░ рдХрд╛ рд╣реЛ рд╕рдХрддрд╛ рд╣реИред
In data structure , data may of _______types.
[A] 1
[B] 2
[C] 3
[D] 4
Correct Answer : 4
BIHAR STET-2023
рд╕реНрдЯреИрдХ, рдХреНрдпреВ рдФрд░ рд▓рд┐рдВрдХреНрдб рд╕реВрдЪреА рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд░рдХреЗ рдХрд╛рд░реНрдпрд╛рдиреНрд╡рд┐рдд рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХрддрд╛ рд╣реИ
Stack , Queue and Linked list can be implemented using
[A] Numeric variable
[B] String variable
[C] Logical function
[D] Array
Correct Answer : Array
BIHAR STET-2023
рдХреМрди рд╕реА рд░рдЦрд░рдЦрд╛рд╡ рдкреНрд░рдХреНрд░рд┐рдпрд╛ рдореЗрдВ рд╕реЙрдлреНрдЯрд╡реЗрдпрд░ рдХреА рд╕рдВрд░рдЪрдирд╛ рдФрд░ рдХрд╛рд░реНрдпрдХреНрд╖рдорддрд╛ рдХрд╛ рджрд╕реНрддрд╛рд╡реЗрдЬреАрдХрд░рдг рд╢рд╛рдорд┐рд▓ рд╣реИ?
Which maintenance process involves documenting the software's structure and functionality?
[A] Reverse Engineering
[B] Preventive Maintenance
[C] Perfective Maintenance
[D] Adaptive Maintenance
Correct Answer : Reverse Engineering
HSSC-CET-2023
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХрд┐рд╕рдХрд╛ рдЙрдкрдпреЛрдЧ рдбреЗрдЯрд╛рдмреЗрд╕ рдХреА рд╕рдВрд░рдЪрдирд╛ рдХреЛ рдкрд░рд┐рднрд╛рд╖рд┐рдд рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ?
Which of the following is used to define the structure of a database ?
[A] Data Manipulation Language(DML)
[B] Structured Query Language (SQL)
[C] Data Definition Language (DDL)
[D] None of these
Correct Answer : Data Definition Language (DDL)
DSSSB TGT -2023
рдбреЗрдЯрд╛рдмреЗрд╕ рдореЗрдВ рдмреА-рдЯреНрд░реА рдФрд░ рд╣реИрд╢ рдЗрдВрдбреЗрдХреНрд╕ рдХреЗ рдмреАрдЪ рдХреНрдпрд╛ рдЕрдВрддрд░ рд╣реИ?
What is the difference between a B-tree and a Hash index in a database ?
[A] Ab-tree index is used to sort data in a table , while a hash index is used to filter data in table .
[B] A B tree index is used for exact match queries and sorts data using a hash function, while a hash index is used for range queries and sorts data in a hierarchical structure .
[C] A B tree index is used for range queries and sorts data in a hierarchical structure , while a hash index is used for exact match queries and sorts data using a hash functions
[D] There is no difference between a B-tree and a hash index .
Correct Answer : A B tree index is used for range queries and sorts data in a hierarchical structure , while a hash index is used for exact match queries and sorts data using a hash functions
Computer Operator-2018
рдХрддрд╛рд░ рд╣реИ
Queue is
[A] Both Linear and Non-Linear data structure
[B] Structural data structure
[C] Non - linear data structure
[D] Linear data structure
Correct Answer : Linear data structure
Computer Operator-2018
рд╕реНрдЯреИрдХ рдПрдХ рд╣реИ
Stack is a
[A] First In Random Out structure
[B] Last In First Out structure
[C] First In First Out structure
[D] Last in Last Out structure
Correct Answer : Last In First Out structure
Computer Operator-2018
рд╕реНрдЯреИрдХ рд╣реИ
Stack is
[A] Static data structure
[B] Dynamic data structure
[C] Inbuilt data structure
[D] None of these
Correct Answer : Dynamic data structure
CCE(P) -2015
рдкреБрдирд░рд╛рд╡рд░реНрддреА рдПрд▓реНрдЧреЛрд░рд┐рдереНрдо рдореЗрдВ рдкреНрд░рдпреБрдХреНрдд рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рд╣реИ
The data structure used in recursive algorithm is
[A] Stack
[B] Queue
[C] Priority Queue
[D] None of the above
Correct Answer : Stack
CCE(P) -2015
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рдПрдХ рдЙрдЪреНрдЪ рд╕реНрддрд░реАрдп рдбреЗрдЯрд╛ рдореЙрдбрд▓ рд╣реИ?
Which one of the following is a high- level data model?
[A] Network model
[B] Hierarchy model
[C] ER model
[D] None of the above
Correct Answer : ER model
CCE(P) -2015
рдПрдХ рд╡реГрддреНрддрд╛рдХрд╛рд░ рд╕реВрдЪреА рдХрд╛ рдЙрдкрдпреЛрдЧ рдирд┐рдореНрди рдХреЛ рджрд░реНрд╢рд╛рдиреЗ рдХреЗ рд▓рд┐рдП рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХрддрд╛ рд╣реИ
A circular list can be used to represent
[A] Stack
[B] Queue
[C] Tree
[D] Both A and B
Correct Answer : Both A and B
EPFO SSA 2023
рдХрд┐рд╕ рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рдХреЛ рдлрд░реНрд╕реНрдЯ рдЗрди рдлрд░реНрд╕реНрдЯ рдЖрдЙрдЯ (FIFO) рдХреЗ рдирд╛рдо рд╕реЗ рднреА рдЬрд╛рдирд╛ рдЬрд╛рддрд╛ рд╣реИ?
Which data structure is also known as First In First Out (FIFO) ?
[A] Stack
[B] Tree
[C] Queue
[D] Array
Correct Answer : Queue
SSC Scientific Assistant CS_IT NOV -2017
рдПрдХ рд╕реНрдЯреИрдХ-рдСрд░реНрдЧрдирд╛рдЗрдЬреНрдб рдХрдВрдкреНрдпреВрдЯрд░ ___рдХреЗ рдирд┐рд░реНрджреЗрд╢ рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд░рддрд╛ рд╣реИред
A Stack-organized Computer uses instruction of____.
[A] Indirect addressing
[B] Two-addressing
[C] Zero addressing
[D] Index addressing
Correct Answer : Zero addressing
SSC Scientific Assistant CS_IT NOV -2017
рдПрдХ рдлреЙрд░реНрдо рдкрд░рд┐рднрд╛рд╖рд┐рдд рдХрд░рддрд╛ рд╣реИ A. рд╕реНрдХреНрд░реАрди рдкрд░ рдбреЗрдЯрд╛ рдХрд╣рд╛рдБ рд░рдЦрд╛ рдЬрд╛рддрд╛ рд╣реИ B. рдкреНрд░рддреНрдпреЗрдХ рдлрд╝реАрд▓реНрдб рдХреА рдЪреМрдбрд╝рд╛рдИ
A form defines A. where data is placed on the screen B. the width of each field
[A] Only A
[B] Only B
[C] Both A and B
[D] None of these
Correct Answer : Both A and B
SSC Scientific Assistant CS_IT NOV -2017
рдбреЗрдЯрд╛ рдЕрдЦрдВрдбрддрд╛ рдХрд╛ рдЕрд░реНрде рд╣реИ
Data integrity means
[A] providing first access to stored data
[B] ensuring correctness and consistency of data
[C] providing data sharing
[D] None of these
Correct Answer : ensuring correctness and consistency of data
SSC Scientific Assistant CS_IT NOV -2017
рдлрд╝рд╛рдЗрд▓ рд╕рд┐рд╕реНрдЯрдо рдХрд╛ рдорд╛рдЙрдВрдЯрд┐рдВрдЧ рдХреНрдпрд╛ рд╣реИ?
What is the mounting of file system?
[A] creating of a filesystem
[B] deleting a filesystem
[C] attaching portion of the file system into a directory structure
[D] removing portion of the file system into a directory structure
Correct Answer : attaching portion of the file system into a directory structure
SSC Scientific Assistant CS_IT NOV -2017
рд╡реЗрдХреНрдЯрд░ рдбреЗрдЯрд╛ рдореЙрдбрд▓ рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХрд┐рд╕ рдкрд░ рдЖрдзрд╛рд░рд┐рдд рд╣реИ? A. рдкрд┐рдХреНрд╕реЗрд▓ рдпрд╛ рдЧреНрд░рд┐рдб рд╕реЗрд▓ред B. рдХрд╛рд░реНрдЯреЗрд╢рд┐рдпрди рдирд┐рд░реНрджреЗрд╢рд╛рдВрдХ рдкреНрд░рдгрд╛рд▓реА C. рд╕реАрдзреА рд░реЗрдЦрд╛рдУрдВ рд╕реЗ рдЬреБрдбрд╝реЗ рдмрд┐рдВрджреБрдУрдВ рдХрд╛ рд╕рдВрдЧреНрд░рд╣ред
The vector data model is based on which of the following? A. Pixels or grid cells. B. Cartesian coordinate system C. Collections of points joined by straight lines.
[A] Only A
[B] Only B
[C] Both A and B
[D] Both B and C
Correct Answer : Both B and C
TAC-2018
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕реА рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рдпрд╛рджреГрдЪреНрдЫрд┐рдХ рдЕрднрд┐рдЧрдо рдХреЗ рд▓рд┐рдП рд╕рдмрд╕реЗ рдЙрдкрдпреБрдХреНрдд рд╣реИ?
Which of the following is data structure best suited for random access?
[A] Array
[B] Linked list
[C] Stack
[D] Queue
Correct Answer : Array
TAC-2018
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕реА рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рдЕрдВрдХрдЧрдгрд┐рддреАрдп рдЕрднрд┐рд╡реНрдпрдХреНрддрд┐ рдХреЗ рдореВрд▓реНрдпрд╛рдВрдХрди рдореЗрдВ рдХреЛрд╖реНрдардХ рдорд┐рд▓рд╛рди рдХреЗ рд▓рд┐рдП рд╕рдмрд╕реЗ рдЙрдкрдпреБрдХреНрдд рд╣реИ?
Which of the following data structure is the best suited to match parenthesis in evaluating an arithmetic expression ?
[A] Linked list
[B] List
[C] Queue
[D] stack
Correct Answer : stack
Tech Assistant -2019
рд╕реНрдЯреИрдХ рдХрд┐рд╕рдХреЗ рд▓рд┐рдП рдЙрдкрдпреЛрдЧреА рд╣реИ?
A stack is useful for
[A] Breadth first search
[B] Recursion
[C] Queue in a ticket counter
[D] Accessing element using index
Correct Answer : Recursion
Tech Assistant -2019
рд╕рдВрдЦреНрдпрд╛ 53 рдХрд╛ рдкрддрд╛ рд▓рдЧрд╛рдиреЗ рдХреЗ рд▓рд┐рдП рдмрд╛рдЗрдирд░реА рд╕рд░реНрдЪ рдЯреНрд░реА рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рдЬрд╛рдВрдЪ рдЕрдиреБрдХреНрд░рдо рд╕рдВрднрд╡ рдирд╣реАрдВ рд╣реИ i. 27,87,37,76,28,53 ii. 12,13,60,50,70,53 iii. 20,75,41,58,47,53 iv. 71,62,24,27,50,53
A binary search tree is used to locate the number 53. Which of the following probe sequences are NOT possible i. 27,87,37,76,28,53 ii. 12,13,60,50,70,53 iii. 20,75,41,58,47,53 iv. 71,62,24,27,50,53
[A] i
[B] i, iii
[C] ii, iv
[D] i, ii
Correct Answer : i, ii
Tech Assistant -2019
рд╕рдВрдЦреНрдпрд╛рдУрдВ рдХреЗ рдЕрдиреБрдХреНрд░рдо рдкрд░ рд╡рд┐рдЪрд╛рд░ рдХрд░реЗрдВ3,2,1,4,5,6,7,16,15,14,13ред AVL рд╡реГрдХреНрд╖ рдореЗрдВ рджреЛрд╣рд░реЗ рдШреВрд░реНрдгрди рдФрд░ рдПрдХрд▓ рдШреВрд░реНрдгрди рдХреА рд╕рдВрдЦреНрдпрд╛ рдХреНрд░рдорд╢рдГ рд╣реИ
Consider the sequence of numbers3,2,1,4,5,6,7,16,15,14,13. The number of double rotations and single rotations in AVL tree respectively are
[A] 0,3
[B] 2,5
[C] 4,4
[D] 2,3
Correct Answer : 2,3
Tech Assistant -2019
рд╕реНрдЯреИрдХ рдХрд╛ рдЙрдкрдпреЛрдЧ рдирд╣реАрдВ рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХрддрд╛
Stacks cannot be used to
[A] Evaluate an arithmetic expression in postfix form
[B] Implement recursion
[C] Convert a given arithmetic expression in infix form to its equivalent postfix form
[D] Allocate CPU resource by operating system
Correct Answer : Allocate CPU resource by operating system
Tech Assistant -2019
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рдХреНрд░рдордЪрдп рд╕реНрдЯреИрдХ рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд░рдХреЗ рдЙрд╕реА рдХреНрд░рдо рдореЗрдВ рдкреНрд░рд╛рдкреНрдд рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХрддрд╛ рд╣реИ рдпрд╣ рдорд╛рдирддреЗ рд╣реБрдП рдХрд┐ рдЗрдирдкреБрдЯ рдЙрд╕реА рдХреНрд░рдо рдореЗрдВ рдЕрдиреБрдХреНрд░рдо 5,6,7,8,9 рд╣реИ i. 7,8,9,6,5 ii. 5,9,6,7,8 iii. 9,8,7,5,6 iv. 7,6,9,8,5
Which of the following permutations can be obtained in the same order using a stack assuming that the input is the sequence 5,6,7,8,9 in that order i. 7,8,9,6,5 ii. 5,9,6,7,8 iii. 9,8,7,5,6 iv. 7,6,9,8,5
[A] i and iv
[B] ii and iii
[C] iii and iv
[D] ii and iv
Correct Answer : i and iv
Technical Assistant-2024
рд╕рд░рдгреА рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рд╕реЗ рд╕рдВрдмрдВрдзрд┐рдд рдЧрд▓рдд рдХрдерди рдХреА рдкрд╣рдЪрд╛рди рдХрд░реЗрдВред
Identify the incorrect statement related to array data structure .
[A] Matrix can be represented as an Array
[B] Collection of similar data element
[C] Array is a linear data structure
[D] Random Access of data is not allowed
Correct Answer : Random Access of data is not allowed
Technical Assistant-2024
рдПрдХ рдмрд╛рдЗрдирд░реА рд╕рд░реНрдЪ рдЯреНрд░реА рдЬрд┐рд╕рдХрд╛ рдмрд╛рдпрд╛рдВ рдЙрдк-рд╡реГрдХреНрд╖ рдФрд░ рджрд╛рдпрд╛рдВ рдЙрдк-рд╡реГрдХреНрд╖ рдЕрдзрд┐рдХрддрдо рдПрдХ рдЗрдХрд╛рдИ рд╕реЗ рдКрдВрдЪрд╛рдИ рдореЗрдВ рднрд┐рдиреНрди рд╣реЛрддрд╛ рд╣реИ, рдХрд╣рд▓рд╛рддрд╛ рд╣реИред
A binary search tree whose left sub-tree and right sub tree differ in height by at most one unit is called .
[A] Complete Binary Tree
[B] ALV Tree
[C] Lemma Tree
[D] Red-Black Tree
Correct Answer : ALV Tree
Technical Assistant-2024
рдбрд┐рдЬреНрдХрд╕реНрдЯреНрд░рд╛ рдХреЗ рдПрд▓реНрдЧреЛрд░рд┐рдереНрдо рдХреЗ рдмрд╛рд░реЗ рдореЗрдВ рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рд╕рддреНрдп рд╣реИ?
Which of the following is true about Dijkstra's Algorithm ?
[A] It is used to filter out malicious data from networks
[B] It is Used for finding the shortest path between nodes in a weighted graph
[C] It is used to resolve deadlocks during resources allocation in operating system
[D] It is implemented in firewall for encryption purpose
Correct Answer : It is Used for finding the shortest path between nodes in a weighted graph
Technical Assistant-2024
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХрд┐рд╕ рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рдХреА рдЦреЛрдЬ рджрдХреНрд╖рддрд╛ рд╕рджреИрд╡ 0(1) рд╣реЛрддреА рд╣реИ?
Which of the following data structure has search efficiency of 0(1) always ?
[A] Tree
[B] Heap
[C] Hash Table
[D] Linked List
Correct Answer : Hash Table
Technical Assistant-2024
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рдЧрд▓рдд рд╣реИ?
Which of the following is incorrect ?
[A] Time Bomb is a malware which gets activated at a pre defined time
[B] Firewall is a network security device which monitor and filter network based on pre defined policies
[C] RSA is a network data storage algorithm
[D] Blowfish is a algorithm used widely for encryption
Correct Answer : RSA is a network data storage algorithm
Technical Assistant-2024
рдиреАрдЪреЗ рджрд┐рдП рдЧрдП рд╕рд╣реА рдХрдерди рдХреА рдкрд╣рдЪрд╛рди рдХрд░реЗрдВ
Identify the correct statement given below
[A] Graph is a primitive data structure
[B] Graph is a non-linear data structure
[C] Data part of a node in a singly list can only have integer value
[D] Stack is a Non-linear data structure
Correct Answer : Graph is a non-linear data structure
Technical Assistant-2024
рдирд┐рдореНрди рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рд╕рд╣реА рд╣реИ?
Which of the following is correct?
[A] A tree is a connected graph
[B] A tree may contain cycle
[C] In a tree, there are multiple paths from one node to another
[D] A tree with n nodes can have n*n edges
Correct Answer : A tree is a connected graph
Technical Assistant-2024
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рджреЛ рдХрдердиреЛрдВ рдкрд░ рд╡рд┐рдЪрд╛рд░ рдХрд░реЗрдВред рдХрдерди-1: рдПрдХ рд╣реИрд╢ рдлрд╝рдВрдХреНрд╢рди рдЕрд▓рдЧ-рдЕрд▓рдЧ рд╕рдВрджреЗрд╢реЛрдВ рдХреЗ рд▓рд┐рдП рд╕рдорд╛рди рд╣реИрд╢ рдорд╛рди рджреЗ рд╕рдХрддрд╛ рд╣реИред рдХрдерди-2: рдПрдХ рд╣реИрд╢ рдлрд╝рдВрдХреНрд╢рди рдордирдорд╛рдиреЗ рд▓рдВрдмрд╛рдИ рдХрд╛ рд╕рдВрджреЗрд╢ рд▓реЗрддрд╛ рд╣реИ рдФрд░ рдПрдХ рдирд┐рд╢реНрдЪрд┐рдд рд▓рдВрдмрд╛рдИ рдХрд╛ рдХреЛрдб рдмрдирд╛рддрд╛ рд╣реИред рдирд┐рдореНрди рдореЗрдВ рд╕реЗ рдХреМрди рд╕рд╛ рд╡рд┐рдХрд▓реНрдк рд╕рд╣реА рд╣реИ?
Considered the following Two statement . Consider the following two Statements.. Statement-1: A hash function may give the same hash value for distinct messages. Statement-2 : A hash function takes a message of arbitrary length and generates a fixed length code. Which of the following option is CORRECT?
[A] Both statement 1 and statement 2 are true
[B] Both statement 1 and statement 2 are false
[C] Statement 1 is true but statement 2 is false
[D] Statement 1 is false but statement 2 is true
Correct Answer : Both statement 1 and statement 2 are true
Technical Assistant-2024
рдкреБрдирд░рд╛рд╡рд░реНрддрди рдХреЛ рдХрд╛рд░реНрдпрд╛рдиреНрд╡рд┐рдд рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рд╕рдмрд╕реЗ рдЙрдкрдпреБрдХреНрдд рдбреЗрдЯрд╛ рд╕рдВрд░рдЪрдирд╛ рд╣реИ
Most appropriate data structures for implementing recursion produces is
[A] Queue
[B] Tree
[C] Stack
[D] Linked list
Correct Answer : Stack
JOA-IT-2019
рдЬрдм рдЖрдк рдХрд┐рд╕реА рд╡рд┐рд╖рдп рдХреЛ рдЦреЛрдЬрдиреЗ рдХреЗ рд▓рд┐рдП _________ рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд░рддреЗ рд╣реИрдВ рддреЛ рдЖрдкрдХреЗ рджреНрд╡рд╛рд░рд╛ рдЦреЛрдЬреА рдЧрдИ рдЬрд╛рдирдХрд╛рд░реА рдбреЗрдЯрд╛рдмреЗрд╕ рдЬреИрд╕реА рд╕рдВрд░рдЪрдирд╛ рдореЗрдВ рд╡реНрдпрд╡рд╕реНрдерд┐рдд рд╣реЛ рдЬрд╛рддреА рд╣реИред
When you use a _________to search for a topic the information you search through is organized into a database -like structure .
[A] Search engine
[B] Index
[C] Spider
[D] Applet
Correct Answer : Search engine