MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your General Awareness knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What are the types of distributed operating systems? |
| A. | Zone based Operating system |
| B. | Level based Operating system |
| C. | Network Operating system |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 2. |
Which principle states that programs, users, and even the systems be given just enough privileges to perform their task? |
| A. | principle of least privilege |
| B. | principle of process scheduling |
| C. | principle of operating system |
| D. | none of the mentioned |
| Answer» B. principle of process scheduling | |
| 3. |
If the sum of the working – set sizes increases, exceeding the total number of available frames ____________ |
| A. | the operating system selects a process to suspend |
| B. | the system crashes |
| C. | then the process crashes |
| D. | the memory overflows |
| Answer» B. the system crashes | |
| 4. |
What are the characteristics of stack based IDS? |
| A. | It is programmed to interpret a certain series of packets |
| B. | It models the normal usage of the network as a noise characterization |
| C. | They are integrated closely with the TCP/IP stack and watch packets |
| D. | The host operating system logs in the audit information |
| Answer» D. The host operating system logs in the audit information | |
| 5. |
The _________ presents a uniform device-access interface to the I/O subsystem, much as system calls provide a standard interface between the application and the operating system. |
| A. | Device drivers |
| B. | I/O systems |
| C. | Devices |
| D. | Buses |
| Answer» B. I/O systems | |
| 6. |
Transient operating system code is a code that ____________ |
| A. | stays in the memory always |
| B. | never enters the memory space |
| C. | comes and goes as needed |
| D. | is not easily accessible |
| Answer» D. is not easily accessible | |
| 7. |
When a process is in a “Blocked” state waiting for some I/O service. When the service is completed, it goes to the __________ |
| A. | Terminated state |
| B. | Suspended state |
| C. | Running state |
| D. | Ready state |
| Answer» E. | |
| 8. |
Cascading termination refers to the termination of all child processes if the parent process terminates ______ |
| A. | Normally or abnormally |
| B. | Abnormally |
| C. | Normally |
| D. | None of the mentioned |
| Answer» B. Abnormally | |
| 9. |
In a timeshare operating system, when the time slot assigned to a process is completed, the process switches from the current state to? |
| A. | Suspended state |
| B. | Terminated state |
| C. | Ready state |
| D. | Blocked state |
| Answer» D. Blocked state | |
| 10. |
What does OS X has? |
| A. | monolithic kernel with modules |
| B. | microkernel |
| C. | monolithic kernel |
| D. | hybrid kernel |
| Answer» E. | |
| 11. |
Where is the operating system placed in the memory? |
| A. | either low or high memory (depending on the location of interrupt vector) |
| B. | in the low memory |
| C. | in the high memory |
| D. | none of the mentioned |
| Answer» B. in the low memory | |
| 12. |
Which one of the following errors will be handle by the operating system? |
| A. | lack of paper in printer |
| B. | connection failure in the network |
| C. | power failure |
| D. | all of the mentioned |
| Answer» E. | |
| 13. |
To access the services of the operating system, the interface is provided by the ___________ |
| A. | Library |
| B. | System calls |
| C. | Assembly instructions |
| D. | API |
| Answer» C. Assembly instructions | |