CS604 Midterm Solved MCQs Papers by Waqar Siddhu

CS604 Midterm Solved McQs Papers By Waqar Sidhu

(File 1)

Q1. 1MB or 1 megabyte is equivalent to

1. 1024 bytes

1024 bytes 1024 bytes

Q2. A ----------- system collects physically separate, possibly heterogeneous, systems into a single coherent system, providing the user with access to the various resources that the system maintains.

1. Real-time
2. Single user
3. Time-sharing

Q3. ----------------- has a hierarchical file system structure.

1. DOS
2. Windows

Q4. Round-Robin Scheduling is a ---------------- scheduling algorithm

1. Non-preemptive
2. Preemptive or non-preemptive

Q5. A piece of code in a cooperating process in which the process may update shared data is called --

1. Buffer
2. Semaphore

Q6. The Swap instruction which is the hardware to synchronization problem does not satisfy the _________ condition, hence not consider to be a good solution.

1. Progress
2. Mutual exclusion

Q7. A ____________ is a piece of code in a cooperating process in which the process may updates shared data (variable, file, database, etc.).

1. Critical region
2. Monitor
3. All of the given are correct

Q8. Semaphore is a _________ solution to the synchronization problems.

1. Software
2. Hardware

Q9. In Unix/Linux, by default the standard input file is attached to the __________.

1. Mouse
2. Light pen
3. Joystick

Q10. The --------------------- are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.

1. SSD socket
2. DSD socket

Q11. Question NO 12

Bounded Buffer is a buffer of _________ size.

✓ Variable

✓ Both

Q13. The goal of single user operating system is

1. To maximize utilization of CPU
2. To maximize the user responsiveness
3. To maximize throughput

Q14. Which type of operating system guarantees that critical takes must be completed on time?

1. Timesharing system
2. Multitasking system
3. Batch system