IB (ACIO ) stands for intelligence bureau assistant central intelligence officer. Its exam is conducted by Mininstry Of Home Affairs to recruits the candidates for the post of Assistant central Intelligence officers in Intelligence Bureau each year.
EXAM PATTERN:
ACIO will be conducted in one phase only but there will be two tests and students will need to pass each test desperately. The first test will be of objective type of 100 marks There will be following 4 sections in objective test.
• General intelligence – 25 questions
• General knowledge and awareness- 25 questions
• General mathematical aptitude- 25 questions
• General English knowledge – 25 question
Each question will be of one mark and there will be negative marking of 1/4 for the each wrong answer marked by the student.
Test 2 will be of subjective nature and students will be tested for their knowledge in English language and comprehension skill. Here they will have to solve the questions from the passage based questions, article writing etc.
Procedure to download result
1.At first visit the official website of Ministry of Home Affairs
2.Select the link present as IB Assistant Central Intelligence Officer Grade-II Results.
3.Now a PDF File will be displayed on the screen.
4.Now search the Roll number or name by using Control + F button and typing the roll number or name in the box which will appear on the screen.
5.Download it and share it with friends.
Result page screenshot 
