CS604 Midterm Online Quiz

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CS604-Midterm

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Swapper is also termed as Short term scheduler.

2 / 50

If a system is not in a safe state, there can be No deadlocks.

3 / 50

A semaphore that cause Busy-Waiting is termed as ___________.

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An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.

5 / 50

The bottom layer in the layered approach of Operating System is-----------

6 / 50

The Shortest-Job-First Scheduling algorithm can be

7 / 50

In Layered Approach of OS, the Layer highest Layer is User Interface layer.

8 / 50

Command-line interpreter is also called __________ in some operating systems.

9 / 50

The process of switching from one process to another is called latency.

10 / 50

Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.

11 / 50

In ---------addressing, the recipient is not required to name the sender.

12 / 50

The hardware mechanism that enables a device to notify CPU is called an -------------

13 / 50

User mode can run the Privileged instructions.

14 / 50

A process is said to be in critical section if it executes code that manipulates shared data

15 / 50

The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner

16 / 50

First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.

17 / 50

__________ integer shows the highest priority of a process in CPU scheduling

18 / 50

The -------------- system call suspends the calling process.

19 / 50

You can terminate a foreground process by pressing --------------

20 / 50

A Process that has finished working, as well as its parent process has also finished its execution. In this state the process A will be called as _________ process.

21 / 50

Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.

22 / 50

Operating System is the Manager of Hardware Resources.

23 / 50

You can use the ------------- command to display the status of suspended and background processes

24 / 50

rm and [r]mkdir commands are used to _____________ directory.

25 / 50

Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.

26 / 50

__________ displays information about the top processes.

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If the system can allocate resources to each process in some order and still avoid a deadlock then it said to be in ______ state.

28 / 50

------------ register contains the size of the process

29 / 50

________________ is an integer variable accessible through wait and signal which are atomic operations.

30 / 50

Which register holds the smallest legal physical memory address for a process?

31 / 50

The execution of critical sections must NOT be mutually exclusive

32 / 50

The process of holding at least one resource and waiting to acquire additional resources that are currently being held by other processes is known as________.  

33 / 50

-------- command gives a snapshot of the current processes.

34 / 50

The correct command for compiling C program named program.c in Linux environment is

35 / 50

_____________ determines How to do something.

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A Process „A‟ that has finished working but its parent process has also finished its execution. In this state the process „A‟ will be called as _____ process.

37 / 50

The Home Directory for superuser in Linux and Unix is

38 / 50

In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.

39 / 50

Which of the following is NOT a Hardware Resource.

40 / 50

A semaphore that cause Busy-Waiting is termed as .

41 / 50

Taking the CPU from one process and giving the CPU to another process is termed as

42 / 50

________ scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm.

43 / 50

The process id returned to the child process after successful fork system call execution is _____________.

44 / 50

_________________ scheduling allows a process to move between queues.

45 / 50

Cache is non-volatile memory.

46 / 50

The -----------scheme is not applicable to a resource allocation system with multiple instances of each resource type.

47 / 50

The major advantage of multi-programming system is

48 / 50

_______ is also called Swapper.

49 / 50

In ---------addressing; the recipient is not required to name the sender.

50 / 50

Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____

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