CS604-Midterm
1 / 50
Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
2 / 50
The Home Directory for superuser in Linux and Unix is
3 / 50
Round Robin algorithm is similar to ____________ scheduling but preemption is added to switch between processes.
4 / 50
Which of the following is NOT a Hardware Resource.
5 / 50
______scheduler selects the process from the job pool and put them in main memory.
6 / 50
A major problem with priority scheduling algorithms is ______.
7 / 50
The bottom layer in the layered approach of Operating System is-----------
8 / 50
___________ is used in real time operating systems.
9 / 50
------------ register contains the size of the process
10 / 50
Starvation is infinite blocking caused due to unavailability of resources.
11 / 50
Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
12 / 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 ________.
13 / 50
__________ directory includes essential system boot files including the kernel image.
14 / 50
You can terminate a foreground process by pressing --------------
15 / 50
The process of switching from one process to another is called latency.
16 / 50
__________ commands in Linux is used to copy file
17 / 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 ________.
18 / 50
First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
19 / 50
An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
20 / 50
The process of switching from one process to another is called ---------------.
21 / 50
Linux uses ___________ directory to store system configuration files.
22 / 50
Database, Complier, Video games are examples of ________.
23 / 50
Batch programs are usually _________ programs.
24 / 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.
25 / 50
Which of the Following is not an Operating System.
26 / 50
The creating process is called a--------------- process while the new processes are called the -------------- of that process
27 / 50
A dashed line is used to represent a _________ in Resource Allocation Graph.
28 / 50
Operating System provides services such as Managing Primary and Secondary Storage, Processes and Allowing user to manage his/her files and directories.
29 / 50
copy file1 file2 is an example of ______ OS view.
30 / 50
____ command gives a snapshot of the current processes.
31 / 50
The process id returned to the child process after successful fork system call execution is _____________.
32 / 50
Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
33 / 50
Users are the People, machines or computers that uses the Hardware resources.
34 / 50
Which register holds the smallest legal physical memory address for a process?
35 / 50
We can install and run multiple OS by using VMWare.
36 / 50
The hardware mechanism that enables a device to notify CPU is called an -------------
37 / 50
I/O instructions are Privileged Instructions.
38 / 50
In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.
39 / 50
Which part of the computer system helps in managing the file and memory management system?
40 / 50
A program in execution is called a _______________.
41 / 50
The critical section problem can be solved by the following except
42 / 50
command displays the contents of current working directory.
43 / 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________.
44 / 50
You can use the ------------- command to display the status of suspended and background processes
45 / 50
Binary semaphores are those that have only two values---------
46 / 50
________ determines What will be done.
47 / 50
In ---------addressing; the recipient is not required to name the sender.
48 / 50
A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
49 / 50
_______ is also called Swapper.
50 / 50
This condition is known as ______________.
Your score is
The average score is 36%
Restart quiz