CS604-Midterm
1 / 50
A parent process calling __________ system call will be suspended until children process terminates.
2 / 50
The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner
3 / 50
Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____
4 / 50
The major advantage of multi-programming system is
5 / 50
In indirect inter process communication, a sender_____mention the name of the recipient.
6 / 50
In Unix/ Linux, by default the standard output file is attached to the ___________
7 / 50
Banker‟s algorithm is used for ________________
8 / 50
The execution of critical sections must NOT be mutually exclusive
9 / 50
The time it takes for the dispatcher to stop one process and start another running is known as the-----------.
10 / 50
First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
11 / 50
In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
12 / 50
The critical section problem can be solved by the following except
13 / 50
User mode can run the Privileged instructions.
14 / 50
_________ command to resume the execution of a suspended job in the foreground
15 / 50
Mkfifo() is a _______.
16 / 50
A_____ is an abstract key for accessing a file.
17 / 50
The main characteristic of a Real time system is
18 / 50
In ________addressing, the recipient is not required to name the sender.
19 / 50
Which of the Following is not an Operating System.
20 / 50
A semaphore that cause Busy-Waiting is termed as .
21 / 50
______scheduler selects the process from the job pool and put them in main memory.
22 / 50
_________________ scheduling allows a process to move between queues.
23 / 50
___________ is used in real time operating systems.
24 / 50
The manual pages can be read in Linux using ____ command.
25 / 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.
26 / 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.”
27 / 50
Which of the following is correct definition for wait operation?
28 / 50
A process consists of __________
29 / 50
An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
30 / 50
I MB or 1 megabyte is equivalent to----
31 / 50
Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
32 / 50
_____________ determines How to do something.
33 / 50
_______ is also called Swapper.
34 / 50
OS helps manages the following except
35 / 50
Operating System provides services such as Managing Primary and Secondary Storage, Processes and Allowing user to manage his/her files and directories.
36 / 50
Bounded Buffer is a buffer of ____________ size
37 / 50
Linux uses ___________ directory to store system configuration files.
38 / 50
Database, Complier, Video games are examples of ________.
39 / 50
In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.
40 / 50
You can create a threads by using the pthread_create() call.
41 / 50
The process of switching from one process to another is called latency.
42 / 50
------------ register contains the size of the process
43 / 50
rm and [r]mkdir commands are used to _____________ directory.
44 / 50
The integer value of ________semaphores can range over an unrestricted integer domain.
45 / 50
Kernel is responsible for scheduling the user level threads.
46 / 50
____ command gives a snapshot of the current processes.
47 / 50
__________ scheduler selects the process from the job pool and put them in main memory.
48 / 50
In ---------addressing, the recipient is not required to name the sender.
49 / 50
-------- command gives a snapshot of the current processes.
50 / 50
In ---------addressing; the recipient is not required to name the sender.
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