TABLE OF CONTENTS

Title page i

Certification ii

Dedication iii

Acknowledgement iv

List of figures v

Abstract vi

Table of contents vii

CHAPTER ONE: INTRODUCTION

1.0 Background Of The Study 1

1.1 Statement Of Problem 6

1.2 Objective Of The Study 8

1.3 Significance Of The Study 8

1.4 Scope and Limitation Of The Study 9

1.5 Research Hypothesis 10

1.6 Research Questions 11

1.7 Historical Background of Power Holding Company of Nigeria 12

1.8 Definition of Terms 14

CHAPTER TWO:

REVIEW OF RELATED LITERATURE

2.1 What is Revenue 17

2.2 What is Internal Control System 18

2.3 Objectives of Internal Control System 20

2.4 Types of Internal Control System 21

2.5 Components of Internal Control System 23

2.6 Functions of Internal Control System 56

2.7 Roles and Responsibilities. 58

2.8 Internal Control System And The Auditors 62

2.9 Operation Of Internal Control System At Power Holding Company Of Nigeria 64

2.10 Limitation Of Internal Control System 71

CHAPTER THREE

RESEARCH METHODOLOGY

1.1 Research Design 73

1.2 Sources Of Data 74

1.3 Population Of The Study 75

1.4 Sample Size 75

1.5 Description Of Questionnaire 76

1.6 Method of Data Analysis 76

1.7 Statistical Test For Hypothesis 77

CHAPTER FOUR

DATA PRESENTATION, ANALYSIS AND INTERPRTATION

4.1 Data Analysis and Interpretation 78

4.2 Test Of Hypothesis 84

4.2.1 Hypothesis One 84

4.2.2Hypothesis Two 86

CHAPTER FIVE

SUMMARY OF FINDINGS, CONCLUSION AND RECOMMENDATION

5.1 Summary Of Findings 88

5.2 Conclusion 89

5.3 Recommendation 90

5.4 Suggestions For Further Investigation 91

Bibliography 92

Appendices 96