Exam Details
| Subject | operating systems | |
| Paper | ||
| Exam / Course | pg diploma in computer applications (pgdca) | |
| Department | ||
| Organization | acharya nagarjuna university-distance education | |
| Position | ||
| Exam Date | May, 2018 | |
| City, State | new delhi, new delhi |
Question Paper
Total No. of Questions 10] [Total No. of Pages 1
P.G. DIPLOMA DEGREE EXAMINATION, MAY 2018
INFORMATION TECHNOLOGY
Operating Systems
Time 3 Hours Maximum Marks 70
Answer any Five questions
All questions carry equal marks.
Q1) Explain the various types of computer systems.
Q2) What is thread? Describe different thread models.
Explain the process creation and termination process on process.
Q3) What is scheduling? Discuss about different scheduling algorithms.
Q4) Discuss the critical section problem. State the basic requirements of critical section
problem solution.
Q5) Give a detailed description about deadlocks and its characterization?
Q6) What is meant by RAID levels? Which level is used for what purpose?
Q7) Explain the basic concepts of segmentation.
Q8) Consider the following page reference string 1
Calculate the number of page faults would occur for the following page
replacement algorithm with frame size of 4 and 5.
Q9) Explain in detail about various ways of free space management.
Q10) Explain about various security issues in operating systems.
P.G. DIPLOMA DEGREE EXAMINATION, MAY 2018
INFORMATION TECHNOLOGY
Operating Systems
Time 3 Hours Maximum Marks 70
Answer any Five questions
All questions carry equal marks.
Q1) Explain the various types of computer systems.
Q2) What is thread? Describe different thread models.
Explain the process creation and termination process on process.
Q3) What is scheduling? Discuss about different scheduling algorithms.
Q4) Discuss the critical section problem. State the basic requirements of critical section
problem solution.
Q5) Give a detailed description about deadlocks and its characterization?
Q6) What is meant by RAID levels? Which level is used for what purpose?
Q7) Explain the basic concepts of segmentation.
Q8) Consider the following page reference string 1
Calculate the number of page faults would occur for the following page
replacement algorithm with frame size of 4 and 5.
Q9) Explain in detail about various ways of free space management.
Q10) Explain about various security issues in operating systems.