Nigeria Customs CBT Exam Questions | Sample Past Questions & Answers

The Nigeria Customs Service (NCS) has officially commenced its Computer-Based Test (CBT) exams for shortlisted candidates in the 2025 recruitment exercise. This stage marks a very crucial part of the recruitment process, and only candidates who successfully scale through the test will move on to the next phase, which usually involves screening and training.

The CBT exam has already started, and thousands of shortlisted candidates have received emails inviting them to participate. While many applicants were expecting a public PDF list, Customs instead sent personalised emails to successful candidates, containing their exam details such as date, time, and centre.

At recruitmentgurus.com.ng, we have compiled a rich set of Nigeria Customs CBT past questions and answers to help you prepare effectively. Since the exams have begun, it’s important that every candidate stays updated, practices well, and walks into the hall with confidence.

In this article, we will cover everything you need to know about the Nigeria Customs CBT exam, including:

• The structure of the exam
• Likely subjects and topics covered
• Past questions and answers for practice
• Tips to pass the Customs CBT test
• How to check your exam details

This guide will help you get prepared and increase your chances of securing a position with the Nigeria Customs Service.

About the Nigeria Customs CBT Exam

The CBT exam is organized by the Nigeria Customs Service (NCS) in collaboration with the Joint Admissions and Matriculation Board (JAMB). The exam is designed to test the general knowledge, reasoning ability, and problem-solving skills of applicants.

The CBT is usually multiple-choice questions (MCQs), and candidates are required to select the correct answer within a limited time.

Key facts about the Customs CBT exam include:

• The exam is computer-based (no paper test).
• It is conducted nationwide at JAMB CBT centers.
• Questions are drawn from general subjects such as English, Mathematics, Current Affairs, and Customs-related knowledge.
• The duration of the test is usually between 60 to 90 minutes.
• Scoring is automated, so there is no room for marking errors.

Subjects Covered in the Customs CBT Exam

Based on previous recruitment exercises, the following subjects are commonly tested:

1. English Language
   • Comprehension passages
   • Synonyms and antonyms
   • Sentence completion
   • Correct spellings
   • Idioms and expressions
2. Mathematics / Quantitative Reasoning
   • Arithmetic (addition, subtraction, multiplication, division)
   • Percentages and ratios
   • Simple interest and compound interest
   • Word problems
   • Graphs and tables interpretation
3. Current Affairs / General Knowledge
   • Recent happenings in Nigeria and the world
   • Nigeria’s history and geography
   • Government policies and political structure
   • International organizations (ECOWAS, AU, UN, etc.)
   • Sports, entertainment, and culture
4. Customs Knowledge & General Studies
   • Functions of Nigeria Customs Service
   • Import and export procedures
   • Customs duties and tariffs
   • Anti-smuggling operations
   • Trade regulations in Nigeria

Sample Nigeria Customs CBT Past Questions and Answers

Below are some likely questions based on past Nigeria Customs CBT exams:

English Language

Q1: Choose the word that is nearest in meaning to Audacious.
A. Fearful
B. Bold
C. Weak
D. Shy
Answer: B. Bold

Q2: Fill in the gap: The committee ___ the report last week.
A. have submitted
B. has submitted
C. submitting
D. submits
Answer: B. has submitted

Mathematics

Q3: If a trader buys a product for ₦12,000 and sells it for ₦15,600, what is his profit percentage?
A. 20%
B. 25%
C. 30%
D. 35%
Answer: B. 30%

Q4: Find the simple interest on ₦20,000 at 10% per annum for 3 years.
A. ₦6,000
B. ₦8,000
C. ₦5,000
D. ₦10,000
Answer: A. ₦6,000

Current Affairs

Q5: Who is the current Comptroller-General of Nigeria Customs Service (as of 2025)?
A. Hameed Ali
B. Adewale Adeniyi
C. Ibrahim Magu
D. Abubakar Atiku
Answer: B. Adewale Adeniyi

Q6: Nigeria shares borders with how many countries?
A. 2
B. 3
C. 4
D. 5
Answer: C. 4 (Benin, Niger, Chad, Cameroon)

Customs Knowledge

Q7: What is the primary duty of the Nigeria Customs Service?
A. Road safety enforcement
B. Collection of customs revenue
C. Printing Nigerian currency
D. Electoral management
Answer: B. Collection of customs revenue

Q8: Which year was the Nigeria Customs Service established?
A. 1964
B. 1958
C. 1891
D. 1970
Answer: C. 1891

English Language

Q9: Choose the word that is opposite in meaning to Transparent.
A. Clear
B. Opaque
C. Bright
D. Simple
Answer: B. Opaque

Q10: Pick the correct sentence.
A. The boy have gone to school.
B. The boy has gone to school.
C. The boy are gone to school.
D. The boy gone to school.
Answer: B. The boy has gone to school.

Q11: What is the plural of “Crisis”?
A. Crises
B. Crisis
C. Criss
D. Criseses
Answer: A. Crises

Q12: Fill in the gap: We waited ___ the rain stopped.
A. until
B. since
C. while
D. unless
Answer: A. until

Mathematics / Quantitative Reasoning

Q13: A car travels 60 km in 1 hour 30 minutes. What is its average speed in km/h?
A. 40 km/h
B. 45 km/h
C. 50 km/h
D. 60 km/h
Answer: B. 40 km/h

Q14: If 3x + 7 = 22, what is the value of x?
A. 3
B. 4
C. 5
D. 6
Answer: C. 5

Q15: A trader sold goods worth ₦18,000 at a loss of 10%. What was the cost price?
A. ₦16,200
B. ₦18,000
C. ₦20,000
D. ₦22,000
Answer: C. ₦20,000

Q16: Find the compound interest on ₦10,000 at 5% per annum for 2 years.
A. ₦1,000
B. ₦1,025
C. ₦1,050
D. ₦1,100
Answer: B. ₦1,025

Current Affairs / General Knowledge

Q17: Who is the current President of Nigeria (2025)?
A. Muhammadu Buhari
B. Bola Ahmed Tinubu
C. Goodluck Jonathan
D. Atiku Abubakar
Answer: B. Bola Ahmed Tinubu

Q18: The EFCC was established in which year?
A. 2001
B. 2002
C. 2003
D. 2004
Answer: C. 2003

Q19: The Nigerian Civil War ended in what year?
A. 1965
B. 1967
C. 1970
D. 1972
Answer: C. 1970

Q20: Which African country was the first to gain independence?
A. Ghana
B. Nigeria
C. Kenya
D. South Africa
Answer: A. Ghana (1957)

Customs Knowledge & General Studies

Q21: The Nigeria Customs Service is under which ministry?
A. Ministry of Finance
B. Ministry of Interior
C. Ministry of Trade and Investment
D. Ministry of Defence
Answer: A. Ministry of Finance

Q22: Which of the following is NOT a function of the Nigeria Customs Service?
A. Revenue collection
B. Anti-smuggling operations
C. Border security
D. Conducting elections
Answer: D. Conducting elections

Q23: What is the headquarters of Nigeria Customs Service called?
A. Eagle House
B. Customs House
C. Federal Secretariat
D. Trade House
Answer: B. Customs House (Abuja)

Q24: Which of these is a revenue collected by Customs?
A. Customs duty
B. Toll gate fees
C. Road tax
D. Electoral levy
Answer: A. Customs duty

Q25: Nigeria Customs Service was first established by the British colonial government in which year?
A. 1891
B. 1901
C. 1914
D. 1960
Answer: A. 1891

Down PDF Versions

Below here are links to download different version of the Past Questions and Answers

• Version One
• Version Two
• Version Three
• Version Four
• Version Five

Bonus Exam Tips

• Practice daily: Solve at least 30-50 questions every day before your exam.
• Time yourself: Try finishing a 60-question set within 45 minutes.
• Read carefully: Many candidates lose marks because they rush.
• Use elimination method: If unsure, cancel wrong options first.
• Stay calm on exam day: Anxiety can make you forget even what you know.

How to Check Your Exam Details

If you have been shortlisted for the CBT exam, you should:

1. Check your email regularly – Nigeria Customs usually sends invitations via email.
2. Log in to the recruitment portal – https://www.vacancy.customs.gov.ng.
3. Print your exam slip – This contains your exam center, date, and time.
4. Arrive early – Be at your exam venue at least 1 hour before the test.

Tips to Pass the Nigeria Customs CBT Exam

Here are some tips to help you succeed:

• Study past questions – Many questions are often repeated.
• Practice speed and accuracy – The exam is timed, so don’t spend too long on one question.
• Stay updated with current affairs – Read newspapers, watch the news, and follow national events.
• Understand basic customs functions – Revise the role of NCS in Nigeria’s economy.
• Rest well before the exam – A clear mind helps you focus better.

Key Things to Note About the Ongoing Customs CBT Exam

1. Exam Has Officially Started – Candidates are already sitting for their CBT exams across designated centres nationwide.
2. No Public List – Shortlisted applicants received individual emails, so don’t expect an official PDF list.
3. Exam Format – The test covers English Language, Mathematics, Current Affairs, and Customs/General Knowledge.
4. Time-Bound Test – Candidates must manage their time wisely, as the exam is conducted under strict timing conditions.
5. Next Stage – Only those who pass the CBT will proceed to screening and eventual training.

Frequently Asked Questions (FAQs)

1. Is the Nigeria Customs CBT exam compulsory?
   Yes, only candidates who write and pass the CBT exam will proceed to the next recruitment stage.
2. How many questions are in the exam?
   Typically, the CBT exam contains 60–100 multiple-choice questions.
3. What happens after the CBT exam?
   Successful candidates are invited for screening, medical tests, and interviews.
4. Can I bring my phone to the exam hall?
   No. Electronic devices, including phones, calculators, and smartwatches, are prohibited.
5. Is there negative marking in the CBT exam?
   No, there is no penalty for wrong answers. It is better to attempt all questions.

Conclusion

The Nigeria Customs CBT exam has started, and this means candidates should waste no time in practising with reliable past questions and answers. Success in this stage determines whether you will continue in the recruitment journey or not.

The Nigeria Customs CBT exam is an important stage in the recruitment process. With more than 286,000 applicants shortlisted in 2025/2026, the competition is tough. To stand out, you must study hard, practice past questions, and stay focused.

Remember, the exam tests not only your academic knowledge but also your awareness of Nigeria and the role of the Customs Service. By preparing adequately, you will boost your chances of joining one of the most respected paramilitary agencies in the country.

For more updates, free study materials, and guides on Customs recruitment, always visit RecruitmentGurus.com.ng, your trusted portal for verified recruitment news and exam preparation tips.

Good luck with your exam!