Anna University Regulation 2013 Information Technology (IT) CS6401 OS Important Questions for all 5 units are provided below. Download link for IT 4th SEM CS6401 Operating Systems Answer Key is listed down for students to make perfect utilization and score maximum marks with our study materials.
UNIT -1
2 MARK QUESTIONS
1. Differentiate between tightly coupled systems and loosely coupled 1 systems
2 List the difference between mainframe & desktop OS
3 Define Operating System
4 What is the responsibility of kernel in LINUX OS
5 Differentiate between hard real time systems and soft real time systems.
6 Tabulate the different interrupt classes.
7 Describe what virtual machine is and what are the advantages of virtual machine?
8 Illustrate with an example about OS a resource Manager?
9 Define system call?
10 Describe bootstrap program?
11 Define the cache read operation.
12 Summarize the functions of DMA
13 Discuss any two responsibilities of OS file management activities.
14 Illustrate whether the time-sharing differs from multiprogramming?
15 Summarize the objectives and functions of an operating system
16 Explain why API’s need to be used rather than system calls?
17 Develop clustered systems?
18 Explain the function of system programs? Write the categories in which system program can be divided.
19 Illustrate the use of fork and exec system calls?
20 Compose the circumstances that would a user be better off us a time- Sharing system rather than a PC or a single workstation?
16 mark Questions
1. Explain the purpose and importance of system calls and discuss the calls 1 related to device management and communication in brief.
2. (i)Demonstrate about the evolution of virtual machine. Also explain how virtualization could be implemented in Operating system(8)
(ii)Discuss about Os and DMA in detail (8)
3 (i)Describe the various types of system calls with an example of each(8)
(ii)Enumerate different operating system structures and explain with a neat sketch (8)
4 Summarize the essential properties of the follow types of operating system
(i)Batch (4) (ii)Time-Sharing (4)
(iii)Real (4) (iv)Distributed (4)
5 (i)Describe the functionality of system boot with respect to operating system(8)
(ii) With neat sketch discuss about computer system overview (8)
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CS6401 Answer Key, OS Unit wise Important Questions- IT 4th Semester