2. Write an algorithm for the following operation: (a) checking the stack before inserting the new data. [1 MARK] Answer

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2.
Write an algorithm for the following operation:
(a)
checking the stack before inserting the new data.
[1 MARK]
Answer:
(b)
checking the queue before deleting the existing data.
[1 MARK]
Answer:
(c)
getting last element in stack without remove it.
[1 MARK]
Answer:
(d)
removing element from queue.
[1 MARK]
Answer:
(e)
storing element into the stack
[1 MARK]
Answer:
Page Break
3.
(a)
Using a diagram, differentiate between singly circularlinked-list, doubly circular linked-list and doublylinked-list.
[3 MARKS]
Answer:
(b)
State ONE (1) example of stack and ONE (1) example of queue inreal-world.
[2 MARKS]
Answer:
4.
Assume the max location size for the static queue is 15 withstarting index is [0].
Referring to the following operations:
Initial static queue with W, E, S, T, L and I.
ENQUEUE F and E.
DEQUEUE three numbers.
DEQUEUE two numbers.
ENQUEUE L, S and E.
Determine the index of FRONT and REAR after eachoperation.
[5 MARKS]
Answer:
Question
(a)
(b)
(c)
(d)
(e)
FRONT
REAR
5.
Illustrate the sequences of the dynamic stack AFTER everyoperation.
(a)
Initial dynamic stack including number 51, 52 and 53.
[2 MARKS]
Answer:
(b)
PUSH number 54 and 55.
[2 MARKS]
Answer:
(c)
POP three numbers.
[2 MARKS]
Answer:
(d)
PUSH number 56, 57 and 58.
[2 MARKS]
Answer:
(e)
POP four numbers.
[2 MARKS]
Answer:
6.
Illustrate the following array operations.
(a)
Create ONE (1) array named FRUIT with initial items includeBanana, Papaya, Pineapple and Watermelon. Max size for the array is10.
[2 MARKS]
Answer:
(b)
Add item Mango, Rambutan and Durian in FRUIT.
[2 MARKS]
Answer:
(c)
Delete item in FRUIT [0], FRUIT [4] and FRUIT [6].
[2 MARKS]
Answer:
(d)
Delete Rambutan from FRUIT.
[2 MARKS]
Answer:
(e)
Add item Jackfruit, Mangosteen and Lime in FRUIT.
[2 MARKS]
Answer:
7.
Draw a sequence of linked-list diagram for each of the followingoperations, and beginning with empty list.
(a)
Add symbol @, #, $, % into the list.
[2 MARKS]
Answer:
(b)
Add symbol & in front of symbol $.
[2 MARKS]
Answer:
(c)
Add symbol * in between symbol @ and #.
[2 MARKS]
Answer:
(d)
Remove symbol $, % and *.
[2 MARKS]
Answer:
(e)
Remove symbol @ and &.
[2 MARKS]
Answer: