Basic Operating System MCQ
Basic Operating System MCQ
141. The problem of thrashing is effected scientifically by ________.
- Program structure
- Program size
- Primary storage size
- None of the above
142. Paging _________.
- 1 solves the memory fragmentation problem
- allows modular programming
- allows structured programming
- avoids deadlock
143. Real time systems are ________.
- Primarily used on mainframe computers
- Used for monitoring events as they occur
- Used for program development
- Used for real time interactive users
144. A thread is a __________ process .
- Heavy Weight
- Mutliprocess
- Inter Thread
- Light wieght
145. _________ allocates the largest hole (free fragmant) available in the memory.
- Best Fit
- Worst Fit
- First Fit
- None of the above
146. Number of CPU registers in a system depends on ____________.
- Operating system
- Computer Architecture
- Computer Organization
- None of the above
147. A major problem with priority scheduling is _________.
- Definite blocking
- Starvation
- Low priority
- None of the above
148. Which directory implementation is used in most Operating System?
- Single level directory structure
- Two level directory structure
- Tree directory structure
- Acyclic directory structure
149. The term " Operating System " means ________.
- A set of programs which controls computer working
- The way a computer operator works
- Conversion of high-level language in to machine level language
- The way a floppy disk drive operates
150. The operating system of a computer serves as a software interface between the user and the ________.
- Hardware
- Peripheral
- Memory
- Screen