CA Final – Advanced Auditing & Professional Ethics Mock Test

Maximum Marks: 100
Time: 3 Hours

Instructions:

  1. Attempt all questions.
  2. Show detailed workings wherever applicable.
  3. Use relevant SA/SAE/Ind AS Audit Guidance while answering.

Section A: Theory & Conceptual Questions (20 Marks)

Answer any 4 questions. Each carries 5 marks.

  1. Explain the responsibilities of an auditor under SA 200 – Overall Objectives of the Independent Auditor and the Conduct of an Audit.
  2. Discuss audit risk and materiality, and explain how auditors assess these during planning and execution of an audit.
  3. Explain the concept of fraud and error under SA 240 and the auditor’s responsibilities in detecting them.
  4. Describe audit procedures for related party transactions under SA 550.
  5. Discuss the fundamental principles of professional ethics for a CA and the relevance of Independence, Integrity, and Objectivity.

Section B: Practical / Numerical Problems (50 Marks)

Answer any 5 questions. Each carries 10 marks.

  1. Audit Sampling: A company has 5,000 sales invoices. Using monetary unit sampling, auditor selects a sample of 100 invoices. Sample results show overstatement of ₹ 1,00,000. Required: Estimate total overstatement and determine confidence level if allowable misstatement is ₹ 5,00,000.
  2. Internal Financial Controls: ABC Ltd. has weaknesses in purchase approvals and payment authorization. Required: Identify risks and suggest audit procedures to test controls.
  3. Audit of Consolidated Financial Statements: P Ltd. (parent) holds 90% of S Ltd. Prepare a working paper to eliminate unrealized profits on inventory of ₹ 5,00,000 in the consolidation.
  4. Audit of Cash & Bank Balances: Cash balance per books = ₹ 4,00,000; Bank statement shows ₹ 4,20,000; Cheques issued but not presented = ₹ 30,000; Cheques deposited but not cleared = ₹ 10,000. Required: Prepare bank reconciliation statement.
  5. Audit Report & Qualifications: Audit of XYZ Ltd. reveals:
    • Non-provision of expected warranty claims = ₹ 50,00,000
    • Delay in confirming trade payables of ₹ 10,00,000
    Required: Draft audit report paragraph for qualifications.

Section C: Case Study / Analytical Questions (30 Marks)

Answer any 2 questions. Each carries 15 marks.

  1. Case Study: Fraud Detection Auditor identifies unusual transactions: large round-sum payments to a new supplier, no purchase orders, lack of supporting invoices. Required:
    a) Identify red flags and risk factors
    b) Suggest audit procedures to investigate fraud
    c) Explain reporting requirements under SA 240 and Companies Act
  2. Case Study: Professional Ethics A partner in an audit firm is offered a consulting assignment by the audit client. Required:
    a) Discuss ethical issues and threats to independence
    b) Identify safeguards to mitigate threats
    c) Explain consequences of non-compliance with ICAI Code of Ethics
  3. Case Study: Audit of Internal Controls & Compliance XYZ Ltd. operates in multiple locations and has centralized treasury operations. Required:
    a) Identify key audit risks in treasury management
    b) Suggest audit procedures for testing internal controls
    c) Discuss impact on audit opinion if control weaknesses are material

Solutions – CA Final: Advanced Auditing & Professional Ethics (100 Marks)


Section A: Theory & Conceptual Questions (20 Marks)

  1. Responsibilities of an Auditor (SA 200)
    • Overall Objectives: Obtain reasonable assurance that financial statements are free from material misstatement.
    • Responsibilities Include:
      • Compliance with auditing standards
      • Professional skepticism and judgment
      • Proper planning and supervision
      • Evaluating internal controls
      • Expressing an audit opinion
  2. Audit Risk and Materiality (SA 320, SA 200)
    • Audit Risk (AR): Risk that auditor gives unqualified opinion when FS are materially misstated. AR=IR×CR×DRAR = IR × CR × DRAR=IR×CR×DR
      • IR = Inherent Risk, CR = Control Risk, DR = Detection Risk
    • Materiality: Magnitude of misstatement that could influence decisions of users.
    • Assessment: During planning → affects nature, timing, and extent of audit procedures
  3. Fraud and Error (SA 240)
    • Fraud: Intentional act to misstate FS
    • Error: Unintentional misstatement
    • Auditor’s Responsibility:
      • Identify risk factors
      • Perform fraud risk assessment
      • Apply audit procedures to detect material misstatements
  4. Related Party Transactions (SA 550)
    • Identify related parties
    • Examine transactions for fairness, disclosure, and compliance
    • Test balances and agreements for proper presentation in FS
  5. Professional Ethics
    • Fundamental Principles: Integrity, Objectivity, Professional Competence, Confidentiality, Professional Behavior
    • Independence: Key for auditors
    • Consequences of violation: Regulatory action, audit opinion impacted, reputational risk

Section B: Practical / Numerical Problems (50 Marks)

Q1: Audit Sampling – Monetary Unit Sampling

  • Population = ₹ 5,00,000 invoices
  • Sample size = 100, Overstatement = ₹ 1,00,000

Step 1: Projected OverstatementEstimated Total Overstatement=5,000100×1,00,000=5,00,000\text{Estimated Total Overstatement} = \frac{5,000}{100} × 1,00,000 = 5,00,000Estimated Total Overstatement=1005,000​×1,00,000=5,00,000

  • Allowable misstatement = ₹ 5,00,000 → At limit
  • Confidence level depends on tolerable misstatement; generally 95% confidence

Q2: Internal Financial Controls – Weaknesses in Purchase

  • Risks:
    • Unauthorized purchases → financial loss
    • Payments without approval → misstatement
  • Audit Procedures:
    • Test approval signatures
    • Examine purchase orders vs invoices
    • Review payment vouchers and authorization logs
    • Assess segregation of duties

Q3: Consolidation – Unrealized Profits

  • Inventory profit = ₹ 5,00,000 (unrealized)
  • Elimination Entry (working paper):
  • Dr. Cost of Sales 5,00,000
    Cr. Inventory 5,00,000
  • Ensures consolidated FS show profit only on sales outside the group

Q4: Bank Reconciliation Statement

  • Cash per books = 4,00,000
  • Bank statement = 4,20,000
  • Cheques issued not presented = 30,000 → deduct
  • Cheques deposited not cleared = 10,000 → add

Bank Reconciliation Statement:

ParticularsAmount (₹)
Bank statement balance4,20,000
Less: Cheques issued not presented30,000
Add: Cheques deposited not cleared10,000
Adjusted cash per books4,00,000

Q5: Audit Report – Qualifications

  • Non-provision of warranty claims = ₹ 50,00,000 → material, probable
  • Delay in confirming payables = ₹ 10,00,000 → not material

Draft Qualification Paragraph:

“The company has not provided for warranty claims amounting to ₹ 50,00,000. In our opinion, except for the effects of this matter, the financial statements give a true and fair view…”


Section C: Case Study / Analytical Questions (30 Marks)

Q1: Fraud Detection

  • Red Flags:
    • Round-sum payments
    • New supplier, no supporting documents
    • Lack of purchase orders
  • Audit Procedures:
    • Confirm supplier existence
    • Verify invoices, contracts, approvals
    • Analytical procedures on unusual transactions
    • Interview employees
  • Reporting Requirements:
    • Material fraud → Report to management, audit committee
    • In case of statutory audit → Companies Act reporting

Q2: Professional Ethics – Consulting Offer

  • Ethical Issues:
    • Threat to independence
    • Self-interest threat, advocacy threat
  • Safeguards:
    • Decline the consulting engagement
    • Rotate audit partner
    • Disclosure to audit committee
  • Consequences of Non-Compliance:
    • Regulatory penalties, audit opinion qualification, reputational risk

Q3: Audit of Treasury & Internal Controls

  • Key Risks:
    • Unauthorized fund transfers
    • Misstatement of cash and investments
    • Fraud in foreign exchange transactions
  • Audit Procedures:
    • Examine authorization of treasury transactions
    • Confirm balances and reconciliations
    • Review internal audit reports and IT controls
  • Impact on Audit Opinion:
    • Material weaknesses → qualified opinion / emphasis of matter paragraph

Disclaimer:
This mock test is created for educational purposes only. Questions and solutions are original and inspired by typical CA Final exam patterns; they are not copied from any official CA exam papers.