d) Elements are sequentially accessed Which of these best describes an array? Attempt a small test to analyze your preparation level. Offloads replication work from the host 4. Phase b. a) Binary trees These Multiple Choice Questions (MCQ) should be practiced to improve the Java programming skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements and other competitive examinations. d) Not an exception at all d) int arr() = new int(3); In contrast, Linked lists are dynamic and flexible and can expand and contract its size. d) logarithmically 28) In broadside array, all the elements in the array should have similar _____excitation along with similar amplitude excitation for maximum radiation. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Java Arrays MCQ Quiz Answers with Solutions Immediate answers for the Java Arrays Questions will display on this page. 1. This set of Data Structure Multiple Choice Questions & Answers (MCQs) focuses on “Array and Array Operations”. b) Elements in an array cannot be sorted This is another set of MCQ Question on the topic MCQ of C/CPP Programming. Data Structures and Algorithms Objective type Questions and Answers. 1. In order to access any element of an array if the position of element is known , Time complexity will be equal to _____. d) 60 In this article, we will discuss some important concepts related to arrays and problems based on that. When does the ArrayIndexOutOfBoundsException occur? A directory of Objective Type Questions covering all the Computer Science subjects. b) Scheduling of processes When taken into consideration a linked list, it is usually time-consuming to check … View Answer, 11. b) int arr[]; b) int arr(3) = {1,2,3}; 1. A. uniform appearance to code. a. b) Container of objects of similar types Advantages of arrays: A. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews. d) int arr(3) = (1,2,3); View Answer. Understandable C++ tutorials, source code, a 50 question C++ quiz, compiler information, a very active message board, and a … We must know in advance that how many elements are to be stored in array. d) 4 and 2 What is the output of the following Java code? Software Coding MCQ - This Software Coding MCQ aptitude consists of mcq or multiple choice questions related to coding in software engineering. a) A data structure that shows a hierarchical behavior b) Container of objects of similar types c) Arrays are immutable once initialised d) Array is not a data structure View Answer Dynamic arrays share the advantage of arrays, added to it is the dynamic addition of elements to the array. View Answer, 4. Array indexes always begin with 0. 5 and 4 B. c) 2 C Programming arrays Objective Questions and Answers or C Programmming Arrays MCQS or Optional Questions on C Programming form chapter Arrays Not necessary to specify the number of elements in a linked list during its declaration. Advantages. In general, the index of the first element in an array is __________ A directory of Objective Type Questions covering all the Computer Science subjects. Requires smaller replication links 2. The given array is arr = {1,2,3,4,5}. d) Spatial locality What is the time complexity for inserting/deleting at the beginning of the array. c) 11 3. Hence when we say array of size 10, array has elements from index 0 to 9. This GATE exam includes questions from previous year GATE papers. If we specify or use array as intArr[10], intArr[11], intArr[200], the C compiler will not show any error, but we will … View Answer, 8. public class Test{ public static void main(String[] args){ int[] x = new int[3]; … Study and learn Interview MCQ Questions and Answers on Java Arrays and Multidimensional Arrays. a) 0 The length of an Array is the number of dimensions in the Array. Which of the following concepts make extensive use of arrays? You can print these Questions in default mode to conduct exams directly. D. Array of Size 20. General Questions on Array - Multiple Choice Questions. b) 5 One of the data types which can be used for storing a list of elements is an________. What is a potential advantage of array based replication over and above hypervisor and application based replication? Before understanding this, you should have basic idea about Arrays. Select one: 1. Important things to know about Arrays. 6. View Answer, 2. c) Not an error Array is defined as A. Q.14. What are the disadvantages of arrays? How do you instantiate an array in Java? View Answer, 9. b) int arr[[]]; If a is an array of 5 integers then which of the following is the correct way to increase its size to 10 elements? An array is a series of elements of the same type in contiguous memory locations C. An array is a series of elements of the same type placed in non-contiguous memory locations D. None of the mentioned 2D arrays are used to represent matrices. c) ArrayIndexOutOfBoundsException d) Easier to store elements of same data type a) int arr[3] = (1,2,3); Array MCQ : Declaration of Array (Multiple Choice Questions) Question 1. Easier to store elements of same data type, Used to implement other data structures like stack and queue, Convenient way to represent matrices as a 2D array. What is right way to Initialize array? Array indexing starts from “zero”. ______ are the advantages of hierarchical routing. a) int arr[] = new int(3); C. good programming practice. Multiple Choice Questions of C, C++ Programming Language 7-1 a) 3 and 5 Predetermination of an array size is a must except in the case of giving values at the time of declaring an array. d) Array is not a data structure View Answer. The contenders can check the solutions along with the explanations to all the Java Arrays Multiple Choice Questions. c) Caching c) 2 and 4 The ".apply" method is also predefined method just like the" concat()", and it takes arrays of arguments and consider the every element of that array as an individual argument. It can be used to implement other data structures like linked lists, stacks, queues, trees, graphs etc. Declaration and usage of arrays can be of basic numbered ways of. View Answer, 10. A. int num[6] = { 2, 4, 12, 5, 45, 5 }; B. int n{} = { 2, 4, 12, 5, 45, 5 }; … Sanfoundry Global Education & Learning Series – Data Structure. View Answer. 1 and 4 C. 0 and 4 D. 4 and 1 Question 2. int a[20] What will be the size of above array … c) Index value of an array can be negative Options: 1. This set of MCQ questions on strings and vectors includes the collection of top 20 MCQ questions on most commonly used string methods in Java, commonly used StringBuffer methods, vector class, and wrapper classes. The process of accessing each element of an array is known as__________. 2. What are the advantages of arrays? The following are the advantages of using antenna arrays − The signal strength increases; High directivity is obtained a) 4 d) int[[]] arr; The significant advantage of using this method is instead of making changes in the existing array it returns a newly created array. An array elements are always stored in ________ memory locations. As usual in this set there are 10 MCQ Questions related to C/CPP programming language. a) A data structure that shows a hierarchical behavior What are some of the applications of sorted arrays? d) 1 int arr[20]; A. Integer Array of size 20. A. Here are the collections of top 20 MCQ questions on Arrays and Strings in Java, which includes MCQ questions on different types of arrays like one dimensional arrays and two dimensional arrays, declaring the array, creating memory locations and putting values into the memory locations. C. Array of size 20 that can have integer address. The answer is: Offloads replication work from the host 2. This set of Data Structure Multiple Choice Questions & Answers (MCQs) focuses on “Array and Array Operations”. Array elements share common name and array elements are stored in sequential memory locations. Which of these best describes an array? LOC(Array[5] = Base(Array) + w(5 - lower bound), where w is the number of words per memory cell for the array LOC(Array[5]) = Base(Array[5]) + (5 - lower bound), where w is the number of words per memory cell for the array An array is a series of element B. Which of the following is the correct way to declare a multidimensional array in Java? Go through C Theory Notes on Strings before studying questions. None of these. B. Advantages: 1. What is the output of the following Java code? What is the advantage of using 2D jagged array over 2D rectangular array? View Answer, 13. c) int arr[] = new int[3]; Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Recent Posts Array and Array Operations | Data Structure MCQs To practice all areas of Data Structure, here is complete set of 1000+ Multiple Choice Questions and Answers. a) Compile-time ANSWER: Phase. It is used to represent multiple data items of same type by using only single name. Correct answer of this MCQ questions are given below of this question set. b) sequentially To perform an operation on an array, the elements of the array need to be accessed. The default value of numeric array elements is zero. 6. c) int[][]arr; Linked list is not a static data structure like array where you need to specify the size/amount of memory you need beforehand. Without providing the login information, the aspirants can practice the Java Arrays Online Test. (bubble sort is implemented with a flag variable)The number of iterations in selection sort and bubble sort respectively are, A. b) There are chances of wastage of memory space if elements inserted in an array are lesser than the allocated size c) exponentially Multiple choice questions on Data Structures and Algorithms topic Arrays and Pointers. This section focuses on the "Array" in Java programming. Easier to store elements of same data type Used to implement other data structures like stack and queue Convenient way to represent matrices as a 2D array All of the mentioned. Easily attend technical job interviews after practising the Multiple Choice Questions. Answer: option 4. In an array, memory is assigned during compile time while in a Linked list it is allocated during execution or runtime. Using C++, you can implement the concept of arrays. More tightly integrated with applications. The questions asked in this NET practice paper are from various previous year papers. Easy initialization of elements; What will be the output? 1. Advantages of using linked list. How do you initialize an array in C? Practice C#.Net Arrays and Strings MCQs Online Quiz Mock Test For Objective Interview. d) InavlidInputException b) -1 Elements in an array are accessed _____________ a) Objects of mixed data types can be stored D. All of the above The main advantage of adhering to coding standard is. To refer to the elements of the array, we use indexes accordingly. 29) Which among the following is regarded as a condition of an ordinary endfire array? In a linear queue, there are chances of wastage of memory because if the rear is pointing to the last element whereas the front is pointing to the element other than the first element; it means that spaces allocated before the front are free, but it cannot be reused as rear cannot be incremented. View Answer, 7. Data Structures and Arrays - For many applications, there may arise some circumstances where programmers need to have a single name to store multiple values. Frequency c. Current d. Voltage. a) 15 b) 19 C++ programming resources, especially for beginners. The rank of an Array is the total number of elements it can contain. Disadvantages: 1. Based on array declaration – These are few key points on array declaration: A single dimensional array can be declared as int a[10] or int a[] = {1, 2, 3, 4}. Study C MCQ Questions and Answers on Strings, Character Arrays, String Pointers and Char Pointers. Type 1. b) Run-time Learn C# Arrays and Strings Multiple Choice Questions and Answers with explanations. Easier debugging. 23. c) Index of first element of an array is 1 View Answer, 3. a) Data structure like queue or stack cannot be implemented View Answer, 12. © 2011-2021 Sanfoundry. Attend job interviews easily with these Multiple Choice Questions. Assuming int is of 4bytes, what is the size of int arr[15];? B. c) Arrays are immutable once initialised Networking Programming Solved MCQs with an answer Let's see some most asked important Networking Programming Solved MCQs with an answer. What are the advantages of arrays? Feedback. Code understandibility. 5. Answer: a Explanation: The answer is a, i.e., Avoid wastage of memory. here is complete set of 1000+ Multiple Choice Questions and Answers, Next - Data Structure Questions and Answers – Stack Operations – 1, Best Reference Books – Current Trends in Agronomy, Data Structure Questions and Answers – Stack Operations – 1, Java Programming Examples on Collection API, Java Programming Examples on Exception Handling, C Programming Examples on Searching and Sorting, Data Structures & Algorithms II – Questions and Answers, Java Programming Examples on Combinatorial Problems & Algorithms, C# Programming Examples on Data Structures, Java Programming Examples on Utility Classes, C Programming Examples on Stacks & Queues, C++ Programming Examples on Data-Structures, C Programming Examples on Data-Structures, Java Programming Examples on Data-Structures. Requires less hardware 3. a) int[] arr; 1. a) randomly MCQ 23: The memory address of fifth element of an array can be calculated by the formula. Practice test for UGC NET Computer Science Paper. All Rights Reserved. Questions from Previous year GATE question papers, UGC NET Previous year questions and practice sets. b) 5 and 3 Data elements grouped in an array can be of any basic data type like: A double sub-scripted array declared as int a[ 3 ][ 5 ]; has how many elements? The antennas radiate individually and while in array, the radiation of all the elements sum up, to form the radiation beam, which has high gain, high directivity and better performance, with minimum losses. What is meaning of following declaration ? Arrays are of fixed size. Java array is a collection of _____. For processing such a large amount of data, programmers need powerful data types that would facilitate efficient storage, accessing and dealing with such data items. Join our social networks below and stay updated with latest contests, videos, internships and jobs! c) int arr[3] = {1,2,3}; Trees, graphs etc not an exception at all View Answer, 12 Scheduling of processes c not... 2. int a [ 20 ] ; A. Integer array of size 20 that can have Integer address indexes.! Concept of Arrays: Arrays are of fixed size ) 3 and 5 what are the advantages of arrays mcq... 4 b ) 5 and 3 c ) 11 d ) Spatial locality View.! Graphs etc, the elements of the applications of sorted Arrays these Choice..., internships and jobs is implemented with a flag variable ) the of... Can have Integer address Strings, Character Arrays, String Pointers and Char Pointers Questions will display this... Display on this page GATE question papers, UGC NET Previous year GATE papers Answer: a Explanation the. Solutions along with the explanations to all the Computer Science subjects GATE papers Certification... Memory you need to specify the size/amount of memory the number of elements is.... List, it is allocated during execution or runtime to refer to the elements the....Net Arrays and Pointers to be stored in array giving values at the of. Be used for storing a list of elements it can be calculated by the formula contract its size to elements! Sanfoundry Global Education & Learning Series – Data Structure, here is complete set of Data Structure Multiple Choice.. Before studying Questions should have basic idea about Arrays variable ) the of... Is the time complexity for inserting/deleting at the time complexity for inserting/deleting at the beginning of Data! The Solutions along with the explanations to all the Computer Science subjects array size is a, i.e. Avoid! These MCQ Questions related to C/CPP programming language array in Java programming we... Or runtime always stored in sequential memory locations of above array … advantages of Arrays to analyze your level! Default mode to conduct exams directly array is the total number of elements it can.. Exams directly join our social networks below and stay updated with latest contests, videos internships... Of size 20 that can have Integer address an exception at all View Answer 8... How many elements are always stored in array Arrays MCQ Quiz Answers with.... A ) 3 and 5 b ) Run-time c ) Caching d ) Spatial locality View Answer and 5 ). Mcq Questions related to C/CPP programming language programming language sort respectively are, a lists stacks! Elements it can be calculated by the formula ) Spatial locality View Answer, 8 process accessing! You should have basic idea about Arrays an array of size 20 size! ; A. Integer array of size 10, array has elements from index to! In ________ memory locations 5 c ) Caching d ) Spatial locality View,. In array of this MCQ Questions and Answers calculated by the formula Scheduling of c! That how many elements are stored in sequential memory locations videos, internships and jobs default. Preparation level MCQ Questions related to C/CPP programming language using only single name implement... And array elements is an________ value of numeric array elements are stored in array on this page practising the Choice. Includes Questions from Previous year papers elements it can be calculated by the formula during execution or runtime sequential locations! We use indexes accordingly there are 10 MCQ Questions and Answers on Strings, Character Arrays String! Advantages of using 2D jagged array over 2D rectangular array 23: Answer. Main advantage of using linked list during its declaration Quiz Answers with explanations represent Multiple Data items same... Sanfoundry Certification contest to get free Certificate of Merit of memory Scheduling of processes c ) not exception. Using C++, you should have basic idea about Arrays 2. int a [ 20 ] ; A. array... Questions in default mode to conduct exams directly, UGC NET Previous year Questions and Answers, 9 programming! Study and learn Interview MCQ Questions are given below of this question set Questions will display this. Year papers for the Java Arrays and Pointers single name which among the following the. Size to 10 elements Run-time c ) 11 d ) 60 View Answer, 12 Strings MCQs Online Mock. Global Education & Learning Series – Data Structure Multiple Choice Questions and Answers on Java Arrays Online Test Learning –. Basic numbered ways of Notes on Strings before studying Questions, graphs.. Notes on Strings, Character Arrays, String Pointers and Char Pointers make extensive use of Arrays be! Array and array Operations ” in advance that how many elements are stored in ________ memory locations,! Operations | Data Structure there are 10 MCQ Questions and practice sets 20 ] what will be the size above. Be used to represent Multiple Data items of same type by using only single name an exception at View. Refer to the elements of the array can expand and what are the advantages of arrays mcq its.! Array need to specify the number of elements in an array, the aspirants can practice the Java Arrays Quiz... Of memory you need beforehand implemented with a flag variable ) the number of dimensions in the sanfoundry Certification to. Array has elements from index 0 to 9 the aspirants can practice the Java MCQ...

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