CS604-Midterm
1 / 50
copy file1 file2 is an example of ______ OS view.
2 / 50
When process opens its first file explicitly it will get descriptor number ______
3 / 50
Database, Complier, Video games are examples of ________.
4 / 50
In Layered approach of OS, Lowest Layer is known as ________.
5 / 50
The main characteristic of a Real time system is
6 / 50
A major problem with priority scheduling algorithms is ______.
7 / 50
Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
8 / 50
Cache is non-volatile memory.
9 / 50
Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
10 / 50
The hardware mechanism that enables a device to notify CPU is called an -------------
11 / 50
Operating System provides services such as Managing Primary and Secondary Storage, Processes and Allowing user to manage his/her files and directories.
12 / 50
Operating System is the Manager of Hardware Resources.
13 / 50
____ command display the status of a process.
14 / 50
A time sharing system is
15 / 50
The following is NOT a classical problem of synchronization
16 / 50
The priorities of processes in the __________ group remain fixed.
17 / 50
Swapper is also termed as Short term scheduler.
18 / 50
Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
19 / 50
20 / 50
A pathname is the list of directories separated by _________.
21 / 50
__________ directory includes essential system boot files including the kernel image.
22 / 50
------------ register contains the size of the process
23 / 50
Linux is a version of _______ operating system.
24 / 50
Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------
25 / 50
___________ is a piece of code in a cooperating process in which the process may updates shared data (variable, file, database, etc.).
26 / 50
__________ displays information about the top processes.
27 / 50
The priority of a process can be changed using ___________ command.
28 / 50
_______ is also called Swapper.
29 / 50
In Linux directory structure, there is ___________ root directory.
30 / 50
___________ algorithm is used in Deadlock avoidance.
31 / 50
The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
32 / 50
A system call________
33 / 50
In ________addressing, the recipient is not required to name the sender.
34 / 50
Managing Secondary Storage Involves all of the Following except
35 / 50
What do we name to an address that is loaded into the memory-address register of the memory?
36 / 50
OS helps manages the following except
37 / 50
The time it takes for the dispatcher to stop one process and start another running is known as the-----------.
38 / 50
All threads within a process share the ________ address space.
39 / 50
A_____ is an abstract key for accessing a file.
40 / 50
Kernel is responsible for scheduling the user level threads.
41 / 50
The returned code to the child process after successful fork system call execution is
42 / 50
You can display all of the signals supported by your system, along with their numbers, by using the -----------command
43 / 50
The process id returned to the child process after successful fork system call execution is _____________.
44 / 50
Which of the following is correct definition for wait operation?
45 / 50
Using _________system, we can create a new process in Linux.
46 / 50
A process is said to be in critical section if it executes code that manipulates shared data
47 / 50
In indirect inter process communication, a sender ________ mention the name of the recipient.
48 / 50
In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
49 / 50
Current working directory can be accessed using --------- Command.
50 / 50
You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.
Your score is
The average score is 36%
Restart quiz
