Section A Question 1 Stacks are a particular way of storing and editing data in memory, explain the rationale behind the use of stack pointers. Draw a flow chat to demonstrate how data would be pushed onto stack Write a pseudo code to push data into a stack Using your code in “c” write a program using c++ programming language to data into the stack Question 2 Assuming you are to add three numbers. Write an algorithm to perform additions Such a specification creates difficulty, while actually implementing it (difficulty in converting into source code). Hence many programmers prefer to have specification of algorithm by means of pseudo-code. Another way of representing the algorithm is by flow chart. Flow chart is a graphical Convert your algorithm in “a” above into a c++ program Critically explain how your algorithm in “a” would be modified to sum n numbers Determine the space complexity of your algorithm in “b” above Question 3 Arrays and linked list are a way of storing data in computers. Critically explain why you will choose one over the other if you are to insert and delete data. If int [7] is used to store data in a standard computer, determine the size of memory that will be needed to store the data and explain how you got that answer Assuming 4 of the memory reserved in the declaration in “b” above was used, determine in bytes, the memory used and explain why A bi-dimensional array float call[3][2]={4,1,0,3} is used to store information arriving at a call center. If call[2][1] is to be analyzed, determine the information stored there and explain how you got your answer.. Section B Question 1 The electoral petition of 2021 was aimed at determining the winner of the 2020 election. The rule is that the winner of an election in Ghana must obtain at least 50% + 1 of the valid votes cast. Draw a flow chat for the scenario described above Using your flow chat in “a” above, write an algorithm that could be implemented using any programming language. Your algorithm should be able to declare a winner if he/she meets the condition of 50% + 1. Critically explain how you will store data for the presidential candidates and the valid votes cast for them. If two variables are stored as integers and manipulated such that one divides the other and the results stored. Explain how you would prevent the loss of fractional parts after the division Question 2 If data in a warehouse are stored in a stack architecture and it has been agreed by management that data has to be removed from the stack, discuss giving reasons the first action you will take in removing the data Draw a flow chat to demonstrate how data will be removed from stack. Write a pseudo code for the process in “b” above. Using your code in “c” above, write a program using either C or C++ programming language to remove data from the stack.

Section A Question 1 Stacks are a particular way of storing and editing data in memory, explain the rationale behind the use of stack pointers. Draw a flow chat to demonstrate how data would be pushed onto stack Write a pseudo code to push data into a stack Using your code in “c” write a program using c++ programming language to data into the stack Question 2 Assuming you are to add three numbers. Write an algorithm to perform additions Such a specification creates difficulty, while actually implementing it (difficulty in converting into source code). Hence many programmers prefer to have specification of algorithm by means of pseudo-code. Another way of representing the algorithm is by flow chart. Flow chart is a graphical Convert your algorithm in “a” above into a c++ program Critically explain how your algorithm in “a” would be modified to sum n numbers Determine the space complexity of your algorithm in “b” above Question 3 Arrays and linked list are a way of storing data in computers. Critically explain why you will choose one over the other if you are to insert and delete data. If int [7] is used to store data in a standard computer, determine the size of memory that will be needed to store the data and explain how you got that answer Assuming 4 of the memory reserved in the declaration in “b” above was used, determine in bytes, the memory used and explain why A bi-dimensional array float call[3][2]={4,1,0,3} is used to store information arriving at a call center. If call[2][1] is to be analyzed, determine the information stored there and explain how you got your answer.. Section B Question 1 The electoral petition of 2021 was aimed at determining the winner of the 2020 election. The rule is that the winner of an election in Ghana must obtain at least 50% + 1 of the valid votes cast. Draw a flow chat for the scenario described above Using your flow chat in “a” above, write an algorithm that could be implemented using any programming language. Your algorithm should be able to declare a winner if he/she meets the condition of 50% + 1. Critically explain how you will store data for the presidential candidates and the valid votes cast for them. If two variables are stored as integers and manipulated such that one divides the other and the results stored. Explain how you would prevent the loss of fractional parts after the division Question 2 If data in a warehouse are stored in a stack architecture and it has been agreed by management that data has to be removed from the stack, discuss giving reasons the first action you will take in removing the data Draw a flow chat to demonstrate how data will be removed from stack. Write a pseudo code for the process in “b” above. Using your code in “c” above, write a program using either C or C++ programming language to remove data from the stack.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Related questions

Question

Section A

Question 1

Stacks are a particular way of storing and editing data in memory, explain the rationale behind the use of stack pointers.
Draw a flow chat to demonstrate how data would be pushed onto stack
Write a pseudo code to push data into a stack
Using your code in “c” write a program using c++ programming language to data into the stack

Question 2

Assuming you are to add three numbers.

Write an algorithm to perform additions

Such a specification creates difficulty, while actually implementing it (difficulty in converting into source code). Hence many programmers prefer to have specification of algorithm by means of pseudo-code. Another way of representing the algorithm is by flow chart. Flow chart is a graphical

Convert your algorithm in “a” above into a c++ program

Critically explain how your algorithm in “a” would be modified to sum n numbers
Determine the space complexity of your algorithm in “b” above

Question 3

Arrays and linked list are a way of storing data in computers. Critically explain why you will choose one over the other if you are to insert and delete data.
If int [7] is used to store data in a standard computer, determine the size of memory that will be needed to store the data and explain how you got that answer
Assuming 4 of the memory reserved in the declaration in “b” above was used, determine in bytes, the memory used and explain why
A bi-dimensional array float call[3][2]={4,1,0,3} is used to store information arriving at a call center. If call[2][1] is to be analyzed, determine the information stored there and explain how you got your answer..

Section B

Question 1

The electoral petition of 2021 was aimed at determining the winner of the 2020 election. The rule is that the winner of an election in Ghana must obtain at least 50% + 1 of the valid votes cast.

Draw a flow chat for the scenario described above
Using your flow chat in “a” above, write an algorithm that could be implemented using any programming language. Your algorithm should be able to declare a winner if he/she meets the condition of 50% + 1.
Critically explain how you will store data for the presidential candidates and the valid votes cast for them.
If two variables are stored as integers and manipulated such that one divides the other and the results stored. Explain how you would prevent the loss of fractional parts after the division

Question 2

If data in a warehouse are stored in a stack architecture and it has been agreed by management that data has to be removed from the stack, discuss giving reasons the first action you will take in removing the data
Draw a flow chat to demonstrate how data will be removed from stack.
Write a pseudo code for the process in “b” above.
Using your code in “c” above, write a program using either C or C++ programming language to remove data from the stack.

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