CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

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

2 / 50

____ is a virtual directory in Linux and Unix.

3 / 50

_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.

4 / 50

The Home Directory for superuser in Linux and Unix is

5 / 50

Operating system enables the user to use the Hardware Resources.

6 / 50

User mode can run the Privileged instructions.

7 / 50

The following is NOT a classical problem of synchronization  

8 / 50

Kernel is responsible for scheduling the user level threads.

9 / 50

When a process opens its first file explicitly it will get descriptor number _________

10 / 50

DOS is single user operating system.

11 / 50

__________ displays information about the top processes.

12 / 50

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

13 / 50

The address generated by the CPU, after any indexing or other addressing-mode arithmetic, is called a --------address, and the address it gets translated to by the MMU is called a ---------address.

14 / 50

Binary semaphores are those that have only two values---------

15 / 50

The manual pages can be read in Linux using ____ command.

16 / 50

The major advantage of multi-programming system is

17 / 50

The main characteristic of a Real time system is

18 / 50

POSIX is a standard developed by ANSI

19 / 50

The execution of critical sections must NOT be mutually exclusive

20 / 50

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

21 / 50

In Linux directory structure, there is ___________ root directory.

22 / 50

Hardware provide basic computing resource.

23 / 50

In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.

24 / 50

We can install and run multiple OS by using VMWare.

25 / 50

Cache is non-volatile memory.

26 / 50

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

27 / 50

_________________ scheduling allows a process to move between queues.

28 / 50

________ determines What will be done.

29 / 50

Each page is a power of -------- bytes long in paging scheme.

30 / 50

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

31 / 50

__________ scheduler selects the process from the job pool and put them in main memory.

32 / 50

A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.

33 / 50

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

34 / 50

___________ is used in real time operating systems.

35 / 50

Which of the following is NOT a Hardware Resource.

36 / 50

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

37 / 50

Preventing a condition of ________ to happen, deadlocks can be prevented to happen.  

38 / 50

Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.

39 / 50

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

40 / 50

An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.

41 / 50

_______ is also called Swapper.

42 / 50

The priorities of processes in the __________ group remain fixed.

43 / 50

__________ directory includes essential system boot files including the kernel image.

44 / 50

In ________addressing, the recipient is not required to name the sender.

45 / 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.

46 / 50

The Shortest-Job-First Scheduling algorithm can be

47 / 50

Users are the People, machines or computers that uses the Hardware resources.

48 / 50

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

49 / 50

The creating process is called a--------------- process while the new processes are called the -------------- of that process

50 / 50

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

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