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Operating Systems


This is the collection of Sikkim Manipal University (SMU) question and answers for Operating Systems . It will help to prepare your examination. All question paper are classified as per semester, subject code and question type of Part A, Part B and Part C with multiple choice options as same as actual examination. SMU question papers includes year 2025, 2024, 2023 Sem I, II, III, IV, V, VI examinations of all subjects.

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Course Name        BSc IT (Bachelor of Science in Information Technology)

Subject Code       BT0070 (Operating Systems )

Get Questions        PART - A    PART - B    PART - C

Subject : Operating Systems

     BT0070 : PART - B    


Q. 1Binary semaphores can assume only the
value ___ and ___ whereas counting
semaphores can assume only ____ values.
 A)0, 1 and nonpositive
 B)0, 1 and nonnegative
 C)P, V and nonpositive
 D)P, V and nonnegative
   
Q. 2 ________ is a protected variable whose
value can be accessed and altered only by the
operations P and V
 A)metaphore
 B)semaphore
 C)teraphore
 D)none of the above
   
Q. 3Methods for dealing with deadlock problem
is
a. use a protocol to ensure that the system will
never enter a deadlock state
b. allow the system to enter a deadlock state
and then recover
c. ignore the problem
 A)only a & b
 B)only b & c
 C)only a & c
 D)All the above
   
Q. 4The value for next CPU burst is predicted
by the following equation
 A)T(n+1) = atn + (1 – a )Tn
 B)T(n+1) = aTn + (1 – a )Tn
 C)T(n+1) = atn + (1 – a )tn
 D)T(n+1) = aTn + (1 – a )tn
   
Q. 5Linux implementation is adherent to ____
and uses ____
 A)POXIS; non proprietary code
 B)IEEE; GNU Project
 C)POSIX; binary code
 D)IEEE; proprietary code
   
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