These are Introduction To Operating Systems Week 1 Assignment 1 Answers
Q1.The two main functions of a basic OS are a. Hardware Abstraction and b. Resource Management. True False
Answer: True
Q2.Match the following: A- Contiki OS i. OS with Secure Environment B- Fedora ii. Server OS C- Redhat iii. Desktop OS D- QNX iv. Embedded OS E- Sel4 v. Mobile OS F- Symbian vi. Real Time OS
A-iv, B- iii, C-ii, D-vi, E-i, F-v A-v, B- iii, C-ii, D-vi, E-i, F-iv A-iv, B- ii, C-iii, D-vi, E-i, F-v A-iv, B- iii, C-ii, D-v, E-i, F-vi
These are Introduction To Operating Systems Week 1 Assignment 1 Answers
Q5.malloc(sizeof(int)) returns A void pointer pointing to a memory of size of 1 unit of integer type allocated in stack. An integer pointer pointing to a memory of size of 1 unit of integer type. An integer pointer pointing to a memory of size of 1 unit of integer type. A void pointer pointing to a memory of size of 1 unit of integer type allocated in heap.
Answer: A void pointer pointing to a memory of size of 1 unit of integer type allocated in heap.
Q6.Any procedural call will always use a TRAP instruction to carry out the execution in kernel space. True False
These are Introduction To Operating Systems Week 1 Assignment 1 Answers
Q9.Hyperthreading is used to parallelize the work by the OS among the different CPU cores True False
Answer: False
Q10. I. OS encourages Race Condition to occur during execution of processes as it ensures efficient utilization of resources II. OS avoids synchronization as it slows down the performance and causes deadlock. I – True II – True I- False II – False I- True II- False I- False II – True
