NPTEL Operating System Fundamentals Assignment 2 Answer
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NPTEL Operating System Fundamentals Assignment
Next Week Assignment Answers
This course can have Associate in Nursing unproctored programming communication conjointly excluding the Proctored communication, please check announcement section for date and time. The programming communication can have a weightage of twenty fifth towards the ultimate score.
- Assignment score = 25% of average of best 8 assignments out of the total 12 assignments given in the course.
- ( All assignments in a particular week will be counted towards final scoring – quizzes and programming assignments).
- Unproctored programming exam score = 25% of the average scores obtained as part of Unproctored programming exam – out of 100
- Proctored Exam score =50% of the proctored certification exam score out of 100
UNPROCTORED PROGRAMMING EXAM SCORE >=10/25 AND PROCTORED EXAM SCORE >= 20/50.
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Q1. I/O subsystem handles spooling, which is –
a) Copying part of data into faster storage for improved performance
b) Storing data temporarily while it is being transferred
c) Overlapping of output and input from two different jobs
d) None of the above
SHOW ANSWER
Answer: c) Overlapping of output and input from two different jobs
Q2. Win32 is a ______ for windows that is used by programs during system calls.
a) set of function built into libraries provided in the compiler
b) shell bundled with multiple command line interpreters
c) system that provides both CLI and GUI
d) high level application programming interface
SHOW ANSWER
Answer: c) system that provides both CLI and GUI
Q3. Which of the following is incorrect about process?
a) Reusable resources should be reclaimed for process termination
b) Process is a passive entity
c) Process is prevented from hogging resources using timer device
d) None of the above
SHOW ANSWER
Answer: b) Process is a passive entity
Q4. Which of the following has the lowest memory access time?
a) Solid state disk
b) Registers
c) Cache
d) Magnetic Disk
SHOW ANSWER
Answer: b) Registers
Q5. To access the services of operating system, the interface is provided by the
a) System calls
b) API
c) Library
d) Assembly instructions
SHOW ANSWER
Answer: a) System calls
Q6. Which one of the following errors will be handled by the operating system?
a) Power failure
b) Lack of paper in printer
c) Connection failure in the network
d) All of the above
SHOW ANSWER
Answer: d) All of the above
Q7. A thread shares its resources (like data section, code section, open files, signals) with:
a) other process similar to the one that the thread belongs to
b) other threads that belong to similar processes
c) other threads that belong to the same process
d) all of the mentioned
SHOW ANSWER
Answer: d) all of the mentioned
Q8. For entering direct commands from the user to be performed by OS –
a) User friendly graphics user interface is provided
b) Responsive touch screen interface is developed
c) Command line interpreters are included in the kernel or as a special program
d) All of the above
SHOW ANSWER
Answer: d) All of the above
Q9. The main function of the command interpreter is
a) to get and execute the next user-specified command
b) to provide the interface between the API and application program
c) to handle the file in operating system
d) none of the above
SHOW ANSWER
Answer: a) to get and execute the next user-specified command
Q10. Lowest level of operating system is written in
a) C/C++
b) Assembly language
c) Java
d) None of the other options
SHOW ANSWER
Answer: b) Assembly language
Q11. The kernel is ________ of user threads
a) a part of
b) the creator of
c) unaware of
d) aware of
SHOW ANSWER
Answer: c) unaware of
Q12. Which part of the UNIX operating system interacts with the hardware?
a) Kernel
b) Shell
c) Vim editor
d) Emacs
SHOW ANSWER
Answer: a) Kernel
Q13. Which of the following is not true about UNIX?
a) Many people can use a UNIX based computer at the same time; hence UNIX is called as a multiuser system
b) A user can run multiple programs at the same time; hence UNIX is called a multitasking environment
c) UNIX was written in ‘Java’ language
d) Linux is also known as a version of UNIX
SHOW ANSWER
Answer: c) UNIX was written in ‘Java’ language
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