CS604-Midterm
1 / 50
Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
2 / 50
Time interval when the I/O Devices are accessed is known as --------.
3 / 50
The critical section problem can be solved by the following except
4 / 50
The following is NOT a classical problem of synchronization
5 / 50
A ---------------- (or an exception) is a software-generated interrupt caused either by an error (division by zero or invalid memory access) or by a user request for an operating system service.
6 / 50
The Purpose of Operating System is to generate Executable Programs and to _______ them.
7 / 50
The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
8 / 50
An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
9 / 50
/usr/X11R6 is used by the X Window System.
10 / 50
A process consists of __________
11 / 50
rm and [r]mkdir commands are used to _____________ directory.
12 / 50
________ scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm.
13 / 50
n-process critical section problem can be solved by using
14 / 50
------------has a hierarchical file system structure.
15 / 50
The main characteristic of a Real time system is
16 / 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.
17 / 50
A process is said to be in critical section if it executes code that manipulates shared data
18 / 50
__________ commands in Linux is used to copy file
19 / 50
In indirect inter process communication, a sender_____mention the name of the recipient.
20 / 50
A dashed line is used to represent a _________ in Resource Allocation Graph.
21 / 50
The following requirement for solving critical section problem is known as ______. “There exists a bound on the number of times that other processes are allowed to enter their critical sections after a process has made a request to enter its critical section and before that request is granted.”
22 / 50
Banker‟s algorithm is used for ________________
23 / 50
Operating System is the Manager of Hardware Resources.
24 / 50
The integer value of ________semaphores can range over an unrestricted integer domain.
25 / 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.
26 / 50
The interval from the time of submission to the time of completion is the ______
27 / 50
copy file1 file2 is an example of ______ OS view.
28 / 50
You can terminate a foreground process by pressing --------------
29 / 50
Mkfifo() is a _______.
30 / 50
Managing Secondary Storage Involves all of the Following except
31 / 50
____ is a virtual directory in Linux and Unix.
32 / 50
The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner
33 / 50
Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------
34 / 50
_____________ determines How to do something.
35 / 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 ________.
36 / 50
___________ is a solution to the problem of indefinite blockage of low-priority processes.
37 / 50
A program in execution is called a _______________.
38 / 50
Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
39 / 50
If your processor does not have two slots empty in Per Process File Descriptor Table, then your _________ system call will fail.
40 / 50
_____________ is a preemptive scheduling algorithm.
41 / 50
The bottom-up view is that operating system is a resource manager who manages the hardware and software resources in the computer system.
42 / 50
The process of holding at least one resource and waiting to acquire additional resources that are currently being held by other processes is known as________.
43 / 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.
44 / 50
____ command gives a snapshot of the current processes.
45 / 50
The execution of critical sections must NOT be mutually exclusive
46 / 50
-------- command gives a snapshot of the current processes.
47 / 50
------------ register contains the size of the process
48 / 50
Hardware provide basic computing resource.
49 / 50
In deadlock detection and recovery algorithm, a deadlock exists in the system if and only if the wait for graph contains a _____________
50 / 50
The Operating system is a layer of software between _________ and ___________.
Your score is
The average score is 36%
Restart quiz
