CS604-Midterm
1 / 50
OS helps manages the following except
2 / 50
--------------command to resume the execution of a suspended job in the foreground
3 / 50
You can create a threads by using the pthread_create() call.
4 / 50
POSIX is a standard developed by ANSI
5 / 50
The Top-down view is that it is a program that acts as an intermediary between a user of a computer and the computer hardware, and makes the computer system convenient to use.
6 / 50
n-process critical section problem can be solved by using
7 / 50
Kernel is responsible for scheduling the user level threads.
8 / 50
______scheduler selects the process from the job pool and put them in main memory.
9 / 50
The correct command for compiling C program named program.c in Linux environment is
10 / 50
_____________ is a preemptive scheduling algorithm.
11 / 50
The bottom-up view is that operating system is a resource manager who manages the hardware and software resources in the computer system.
12 / 50
Banker‟s algorithm is used for ________________
13 / 50
The bottom layer in the layered approach of Operating System is-----------
14 / 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.
15 / 50
The priorities of processes in the __________ group remain fixed.
16 / 50
copy file1 file2 is an example of ______ OS view.
17 / 50
The -----------scheme is not applicable to a resource allocation system with multiple instances of each resource type.
18 / 50
A semaphore that cause Busy-Waiting is termed as ___________.
19 / 50
In deadlock detection and recovery algorithm, a deadlock exists in the system if and only if the wait for graph contains a _____________
20 / 50
_________ command to resume the execution of a suspended job in the foreground
21 / 50
Batch programs are usually _________ programs.
22 / 50
In indirect inter process communication, a sender_____mention the name of the recipient.
23 / 50
In Unix/ Linux, by default the standard input file is attached to the ___________
24 / 50
Using _________system, we can create a new process in Linux.
25 / 50
First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
26 / 50
-------- command gives a snapshot of the current processes.
27 / 50
The process id returned to the child process after successful fork system call execution is _____________.
28 / 50
The critical section problem can be solved by the following except
29 / 50
___________ is a piece of code in a cooperating process in which the process may updates shared data (variable, file, database, etc.).
30 / 50
The Home Directory for superuser in Linux and Unix is
31 / 50
Operating system enables the user to use the Hardware Resources.
32 / 50
Which of the following is correct definition for wait operation?
33 / 50
The time it takes for the dispatcher to stop one process and start another running is known as the-----------.
34 / 50
A major problem with priority scheduling algorithms is ______.
35 / 50
This condition is known as ______________.
36 / 50
If the system can allocate resources to each process in some order and still avoid a deadlock then it said to be in ______ state.
37 / 50
Binary semaphores are those that have only two values---------
38 / 50
The hardware mechanism that enables a device to notify CPU is called an -------------
39 / 50
____ command gives a snapshot of the current processes.
40 / 50
Users are the People, machines or computers that uses the Hardware resources.
41 / 50
You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.
42 / 50
The execution of critical sections must NOT be mutually exclusive
43 / 50
An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
44 / 50
We can install and run multiple OS by using VMWare.
45 / 50
If your processor does not have two slots empty in Per Process File Descriptor Table, then your _________ system call will fail.
46 / 50
All threads within a process share the ________ address space.
47 / 50
You can use the rm file1 command to __________ file1
48 / 50
Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
49 / 50
_____ system call is used to write to a file or FIFO or any other IPC channel.
50 / 50
Operating System is the Manager of Hardware Resources.
Your score is
The average score is 36%
Restart quiz
