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# Data Structure MCQ

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- 03rd Feb, 2023
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#### Data Structure MCQ Questions

## Take Data Structure MCQ Test to Test Your Knowledge

**Data Structure** is the most popular technique to store & manage data nowadays. It is a set of algorithms, that can be used with programming languages to structure the data in memory so that it can be accessed easily. mainly there are 2 types of Data Structure.

- Primitive Data Sturcutre
- Non Primitve Data Structure

Practice here the top **Data Structure MCQ Questions, **that check your basic knowledge of Data Structure. This **Data Structure MCQ Test** contains the best 25+ Multiple Choice Questions. These MCQs are very popular & asked many times at Data Structure Interviews/Exams. Apart from this, you can also download the **Data Structure MCQ Questions and Answers PDF** completely free.

Also, Read Best Data Structure Interview Questions.

## Data Structure MCQ

### 1) Process of inserting an element in stack is called __

### 2) What is a bit array?

### 3) Data structure that compactly stores bits -

### 4) Which class in Java can be used to represent bit array?

### 5) Which of the following bitwise operations will you use to set a particular bit to 1?

### 6) What is a dynamic array?

### 7) The number of items used by the dynamic array contents is its -

### 8) How will you implement dynamic arrays in Java?

### 9) What is the time complexity for inserting/deleting at the beginning of the array?

### 10) What are some of the disadvantages of parallel arrays?

### 11) What is a sorted array?

### 12) What are some of the applications of sorted arrays?

### 13) What is the difference between a normal(naive) array and a sparse array?

### 14) What is sparsity of a matrix?

### 16) Suffix array can be created in O(nlogn) time.

### 17) Which of the following is/are advantages suffix array one suffix tree? I. Lesser space requirement II. Improved cache locality III. Easy construction in linear time

### 18) Which of the following property does not hold for matrix multiplication?

### 19) Matrix A when multiplied with Matrix C gives the Identity matrix I, what is C ?

### 20) Who coined the term Sparse Matrix?

### 21) Which of the following data structure is mainly used for implementing the recursive algorithm?

### 22) The main advantage of the array data structure is ..................

### 23) Which of the following data structure is the best for implementing a priority queue?

### 24) What are the characteristics of a Data Structure?

### 25) Data Structure is a systematic way to organize data in order to use it efficiently.

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