# 50 Data Structures & Algorithms MCQs With Answers

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1._______Refers To A Single Unit Of Values.

• [A]: Group Item
• [B]: Data Item
• [C]: Elemantry Item
• [D]: Basic Item

2. A______Is Some Time That Has Cartain Attributes Or Properties Which May Be Assigned Values.

• [A]: Field
• [B]: Record
• [C]: Entity
• [D]: File

3. _________Is The Collection Of Record Of The Entities In A Give Entity Set.

• [A]: Field
• [B]: Record
• [C]: Entity
• [D]: File

4. The Value In A ________ Field Uniquely Determine The Record In A File.

• [A]: Primary Key
• [B]: Secondry Key
• [C]: Key
• [D]: Pointer

5. In __________ Length Records File Records May Contain Different Lengths.

• [A]: Fixed
• [B]: Primary
• [C]: Variable
• [D]: Entity

6. _____Is The Logical Or Mathematical Model Of A Particular Organization Of Data.

• [A]: Structure
• [B]: Variable
• [C]: Function
• [D]: Data Structure

7. Which Of The Following Is Not A Primitive Data Structure ?.

• [A]: Boolean
• [B]: Integer
• [C]: Array
• [D]: Character

8. Which Of The Following Is A Non-Linear Data Structure ?.

• [A]: Array
• [C]: Stack
• [D]: Graph

9. _______Is Also Called Last-In First-Out(LIFO) System

• [A]: Queue
• [B]: Stack
• [C]: Graph
• [D]: Tree

10. ______Is Also Called First-In First-Out (FIFO) System

• [A]: Tree
• [B]: Stack
• [C]: Queue
• [D]: Graphs

11. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

13. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

14. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

15. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

16. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

17. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

18. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

19. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

20. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

21. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

22. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

23. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

24. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

25. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

26. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

27. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

28. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

29. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

30. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

31. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

32. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

33. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

34. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

35. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

36. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

37. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

38. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

39. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

40. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

41. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

42. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

43. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

44. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

45. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

46. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

47. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

48. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

49. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs

50. Which of the following is a linear data structure?

• [A]: Array
• [B]: AVL Trees
• [C]: Binary Trees
• [D]: Graphs