CS604-Midterm
1 / 50
The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
2 / 50
Database, Complier, Video games are examples of ________.
3 / 50
--------------command to resume the execution of a suspended job in the foreground
4 / 50
You can use the ------------- command to display the status of suspended and background processes
5 / 50
__________ integer shows the highest priority of a process in CPU scheduling
6 / 50
-------- command gives a snapshot of the current processes.
7 / 50
Kernel is responsible for scheduling the user level threads.
8 / 50
Linux is a version of _______ operating system.
9 / 50
An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
10 / 50
________ determines What will be done.
11 / 50
Which register holds the smallest legal physical memory address for a process?
12 / 50
You can use the rm file1 command to __________ file1
13 / 50
The priority of a process can be changed using ___________ command.
14 / 50
In Linux directory structure, there is ___________ root directory.
15 / 50
Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____
16 / 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.
17 / 50
The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
18 / 50
In Unix/ Linux, by default the standard output file is attached to the ___________
19 / 50
OS helps manages the following except
20 / 50
___________ is a solution to the problem of indefinite blockage of low-priority processes.
21 / 50
The ________ requires that once a writer is ready, that writer performs its write as soon as possible , if a writer waiting to access the object, no new readers may start reading.
22 / 50
The process id returned to the child process after successful fork system call execution is _____________.
23 / 50
Operating System is the Manager of Hardware Resources.
24 / 50
A major problem with priority scheduling algorithms is ______.
25 / 50
The hardware mechanism that enables a device to notify CPU is called an -------------
26 / 50
Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------
27 / 50
Round Robin algorithm is similar to ____________ scheduling but preemption is added to switch between processes.
28 / 50
In indirect inter process communication, a sender ________ mention the name of the recipient.
29 / 50
_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
30 / 50
IPC provides a mechanism to allow processes to communicate and to synchronize their actions without sharing the same__________
31 / 50
Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
32 / 50
__________ directory includes essential system boot files including the kernel image.
33 / 50
First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
34 / 50
n-process critical section problem can be solved by using
35 / 50
_________buffer places no practical limit on the size of the buffer
36 / 50
The major advantage of multi-programming system is
37 / 50
A parent process calling __________ system call will be suspended until children process terminates.
38 / 50
Which of the following is NOT a Hardware Resource.
39 / 50
You can create a threads by using the pthread_create() call.
40 / 50
The procedure “The time at which the process finished working MINUS the arrival time of the process MINUS CPU burst for that process” will help calculate the _________.
41 / 50
The correct command for compiling C program named program.c in Linux environment is
42 / 50
________________ is an integer variable accessible through wait and signal which are atomic operations.
43 / 50
The number of processes completed per unit time is called ___________.
44 / 50
The main characteristic of a Real time system is
45 / 50
____ command gives a snapshot of the current processes.
46 / 50
If your processor does not have two slots empty in Per Process File Descriptor Table, then your _________ system call will fail.
47 / 50
A 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 ________.
48 / 50
The Shortest-Job-First Scheduling algorithm can be
49 / 50
50 / 50
Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
Your score is
The average score is 36%
Restart quiz
