1. The memory address of the first element of an array is called
2. The memory address of fifth element of an array can be calculated by the formula
3. Which of the following data structures are indexed structures?
4. Which of the following is not the required condition for binary search algorithm?
5. Which of the following is not a limitation of binary search algorithm?
6. Two dimensional arrays are also called
7. A variable P is called pointer if
8. Which of the following data structure can't store the non-homogeneous data elements?
9. Which of the following data structure store the homogeneous data elements?
10. Each data item in a record may be a group item composed of sub-items; those items which are indecomposable are called
11. The difference between linear array and a record is
12. Which of the following statement is false?
13. Binary search algorithm can not be applied to
14. When new data are to be inserted into a data structure, but there is no available space; this situation is usually called
15. The situation when in a linked list START=NULL is
16. Which of the following is two way list?
17. Which of the following name does not relate to stacks?
18. The term "push" and "pop" is related to the
19. A data structure where elements can be added or removed at either end but not in the middle
20. When inorder traversing a tree resulted E A C K F H D B G; the preorder traversal would return
a. floor address
b. foundation address
c. first address
d. base address
b. foundation address
c. first address
d. base address
2. The memory address of fifth element of an array can be calculated by the formula
a. LOC(Array[5]=Base(Array)+w(5-lower bound), where w is the number of words per memory cell for the array
b. LOC(Array[5])=Base(Array[5])+(5-lower bound), where w is the number of words per memory cell for the array
c. LOC(Array[5])=Base(Array[4])+(5-Upper bound), where w is the number of words per memory cell for the array
d. None of above
b. LOC(Array[5])=Base(Array[5])+(5-lower bound), where w is the number of words per memory cell for the array
c. LOC(Array[5])=Base(Array[4])+(5-Upper bound), where w is the number of words per memory cell for the array
d. None of above
3. Which of the following data structures are indexed structures?
a. linear arrays
b. linked lists
c. both of above
d. none of above
b. linked lists
c. both of above
d. none of above
4. Which of the following is not the required condition for binary search algorithm?
a. The list must be sorted
b. there should be the direct access to the middle element in any sublist
c. There must be mechanism to delete and/or insert elements in list
d. none of above
b. there should be the direct access to the middle element in any sublist
c. There must be mechanism to delete and/or insert elements in list
d. none of above
5. Which of the following is not a limitation of binary search algorithm?
a. must use a sorted array
b. requirement of sorted array is expensive when a lot of insertion and deletions are needed
c. there must be a mechanism to access middle element directly
d. binary search algorithm is not efficient when the data elements are more than 1000.
b. requirement of sorted array is expensive when a lot of insertion and deletions are needed
c. there must be a mechanism to access middle element directly
d. binary search algorithm is not efficient when the data elements are more than 1000.
6. Two dimensional arrays are also called
a. tables arrays
b. matrix arrays
c. both of above
d. none of above
b. matrix arrays
c. both of above
d. none of above
7. A variable P is called pointer if
a. P contains the address of an element in DATA.
b. P points to the address of first element in DATA
c. P can store only memory addresses
d. P contain the DATA and the address of DATA
b. P points to the address of first element in DATA
c. P can store only memory addresses
d. P contain the DATA and the address of DATA
8. Which of the following data structure can't store the non-homogeneous data elements?
a. Arrays
b. Records
c. Pointers
d. None
b. Records
c. Pointers
d. None
9. Which of the following data structure store the homogeneous data elements?
a. Arrays
b. Records
c. Pointers
d. None
b. Records
c. Pointers
d. None
10. Each data item in a record may be a group item composed of sub-items; those items which are indecomposable are called
a. elementary items
b. atoms
c. scalars
d. all of above
b. atoms
c. scalars
d. all of above
11. The difference between linear array and a record is
a. An array is suitable for homogeneous data but hte data items in a record may have different data type
b. In a record, there may not be a natural ordering in opposed to linear array.
c. A record form a hierarchical structure but a lienear array does not
d. All of above
b. In a record, there may not be a natural ordering in opposed to linear array.
c. A record form a hierarchical structure but a lienear array does not
d. All of above
12. Which of the following statement is false?
a. Arrays are dense lists and static data structure
b. data elements in linked list need not be stored in adjecent space in memory
c. pointers store the next data element of a list
d. linked lists are collection of the nodes that contain information part and next pointer
b. data elements in linked list need not be stored in adjecent space in memory
c. pointers store the next data element of a list
d. linked lists are collection of the nodes that contain information part and next pointer
13. Binary search algorithm can not be applied to
a. sorted linked list
b. sorted binary trees
c. sorted linear array
d. pointer array
b. sorted binary trees
c. sorted linear array
d. pointer array
14. When new data are to be inserted into a data structure, but there is no available space; this situation is usually called
a. underflow
b. overflow
c. housefull
d. saturated
b. overflow
c. housefull
d. saturated
15. The situation when in a linked list START=NULL is
a. underflow
b. overflow
c. housefull
d. saturated
b. overflow
c. housefull
d. saturated
16. Which of the following is two way list?
a. grounded header list
b. circular header list
c. linked list with header and trailer nodes
d. none of above
b. circular header list
c. linked list with header and trailer nodes
d. none of above
17. Which of the following name does not relate to stacks?
a. FIFO lists
b. LIFO list
c. Piles
d. Push-down lists
b. LIFO list
c. Piles
d. Push-down lists
18. The term "push" and "pop" is related to the
a. array
b. lists
c. stacks
d. all of above
b. lists
c. stacks
d. all of above
19. A data structure where elements can be added or removed at either end but not in the middle
a. Linked lists
b. Stacks
c. Queues
d. Deque
b. Stacks
c. Queues
d. Deque
20. When inorder traversing a tree resulted E A C K F H D B G; the preorder traversal would return
a. FAEKCDBHG
b. FAEKCDHGB
c. EAFKHDCBG
d. FEAKDCHBG
b. FAEKCDHGB
c. EAFKHDCBG
d. FEAKDCHBG
Answers
1. The memory address of the first element of an array is called
d. base address
2. The memory address of fifth element of an array can be calculated by the formula
a. LOC(Array[5]=Base(Array)+w(5-lower bound), where w is the number of words per memory cell for the array
3. Which of the following data structures are indexed structures?
a. linear arrays
4. Which of the following is not the required condition for binary search algorithm?
c. There must be mechanism to delete and/or insert elements in list
5. Which of the following is not a limitation of binary search algorithm?
d. binary search algorithm is not efficient when the data elements are more than 1000.
6. Two dimensional arrays are also called
c. both of above
7. A variable P is called pointer if
a. P contains the address of an element in DATA.
8. Which of the following data structure can't store the non-homogeneous data elements?
a. Arrays
9. Which of the following data structure store the non-homogeneous data elements?
b. Records
10. Each data item in a record may be a group item composed of sub-items; those items which are indecomposable are called
d. all of above
11. The difference between linear array and a record is
d. All of above
12. Which of the following statement is false?
c. pointers store the next data element of a list
13. Binary search algorithm can not be applied to
a. sorted linked list
14. When new data are to be inserted into a data structure, but there is no available space; this situation is usually called
b. overflow
15. The situation when in a linked list START=NULL is
a. underflow
16. Which of the following is two way list?
d. none of above
17. Which of the following name does not relate to stacks?
a. FIFO lists
18. The term "push" and "pop" is related to the
c. stacks
19. A data structure where elements can be added or removed at either end but not in the middle
d. Deque
20. When inorder traversing a tree resulted E A C K F H D B G; the preorder traversal would return
b. FAEKCDHGB
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