University of the People CS 2301FINAL EXAM OS1 | 100% Graded A

FINAL EXAM OS1 CS2301 UoPeople

June 2019

Q1. True or False: Fragmentation does not occur in a paging system.

Select one:
True
False //Correct

Q2. Consulting the following figure, jobs A and B as at the highest priority thus the scheduler will
alternate between:




m
er as
co
eH w
o.
rs e
ou urc
o
aC s
v i y re
ed d
ar stu




Select one:
sh is




a. A then B
b. A and B then C
Th




c. C then D
d. A and B //Correct


Q3. The concept of proportional-share scheduling is discussed in which two implementations:

Select one:
a. Windows VM’s and Linux
b. Proportional-share schedulers



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, c. Lottery and stride scheduling //Correct
d. Identifies TARGET machine


Q4. True or False: The VAX-11 provides a 32-bit virtual address space per process, divided
into 512-byte pages.

Select one:
True //Correct
False


Q5. Allows the kernel to carefully expose certain key pieces of functionality to user
programs?




m
er as
Select one:




co
a. user mode



eH w
b. system call //Correct




o.
c. kernel mode
rs e
ou urc
d. trap
o

Q6. Consulting the following figure, jobs A and B as at the highest priority thus the scheduler will
aC s


alternate between:
v i y re
ed d
ar stu
sh is
Th




Select one:
a. A then B


This study source was downloaded by 100000831788613 from CourseHero.com on 09-23-2021 04:02:35 GMT -05:00


https://www.coursehero.com/file/42111643/FINAL-EXAM-OS1-CS2301-UoPeopledocx/