CS604-Midterm
1 / 50
The execution of critical sections must NOT be mutually exclusive
2 / 50
Hardware provide basic computing resource.
3 / 50
Binary semaphores are those that have only two values---------
4 / 50
_________buffer places no practical limit on the size of the buffer
5 / 50
The integer value of ________semaphores can range over an unrestricted integer domain.
6 / 50
A parent process calling __________ system call will be suspended until children process terminates.
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A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
8 / 50
Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
9 / 50
The interval from the time of submission to the time of completion is the ______
10 / 50
You can create a threads by using the pthread_create() call.
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--------------command to resume the execution of a suspended job in the foreground
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A semaphore that cause Busy-Waiting is termed as ___________.
13 / 50
In Unix/ Linux, by default the standard output file is attached to the ___________
14 / 50
The main characteristic of a Real time system is
15 / 50
__________ directory includes essential system boot files including the kernel image.
16 / 50
------------has a hierarchical file system structure.
17 / 50
A semaphore that cause Busy-Waiting is termed as .
18 / 50
The priorities of processes in the __________ group remain fixed.
19 / 50
A process consists of __________
20 / 50
If the fork system call fails, it returns
21 / 50
______scheduler selects the process from the job pool and put them in main memory.
22 / 50
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.
23 / 50
The condition where a set of blocked processes each holding a resource and waiting to acquire a resource held by another process in the set, is termed as ________.
24 / 50
Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
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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.
26 / 50
The -------------- system call suspends the calling process.
27 / 50
Linux Treats Devices as Files.
28 / 50
Operating system enables the user to use the Hardware Resources.
29 / 50
Cache is non-volatile memory.
30 / 50
-------- command gives a snapshot of the current processes.
31 / 50
The bottom-up view is that operating system is a resource manager who manages the hardware and software resources in the computer system.
32 / 50
__________ integer shows the highest priority of a process in CPU scheduling
33 / 50
The critical section problem can be solved by the following except
34 / 50
The scheduling of ______ are done by the operating system.
35 / 50
A pathname is the list of directories separated by _________.
36 / 50
37 / 50
The process of switching from one process to another is called latency.
38 / 50
Current working directory can be accessed using --------- Command.
39 / 50
Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
40 / 50
41 / 50
A major problem with priority scheduling algorithms is ______.
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43 / 50
POSIX is a standard developed by ANSI
44 / 50
Which of the Following is not an Operating System.
45 / 50
Which of the following is correct definition for wait operation?
46 / 50
The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
47 / 50
The time it takes for the dispatcher to stop one process and start another running is known as the-----------.
48 / 50
The -----------scheme is not applicable to a resource allocation system with multiple instances of each resource type.
49 / 50
The following is NOT a classical problem of synchronization
50 / 50
The priority of a process can be changed using ___________ command.
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