CS604-Midterm
1 / 50
Starvation is infinite blocking caused due to unavailability of resources.
2 / 50
The correct command for compiling C program named program.c in Linux environment is
3 / 50
In Layered approach of OS, Lowest Layer is known as ________.
4 / 50
A semaphore that cause Busy-Waiting is termed as .
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The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
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Batch programs are usually _________ programs.
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In Unix/ Linux, by default the standard input file is attached to the ___________
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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.
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The main characteristic of a Real time system is
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The number of processes completed per unit time is called ___________.
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The execution of critical sections must NOT be mutually exclusive
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command displays the contents of current working directory.
13 / 50
_________buffer places no practical limit on the size of the buffer
14 / 50
Database, Complier, Video games are examples of ________.
15 / 50
In Linux directory structure, there is ___________ root directory.
16 / 50
The returned code to the child process after successful fork system call execution is
17 / 50
In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.
18 / 50
Managing Secondary Storage Involves all of the Following except
19 / 50
The critical section problem can be solved by the following except
20 / 50
------------has a hierarchical file system structure.
21 / 50
In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
22 / 50
-------- command gives a snapshot of the current processes.
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OS helps manages the following except
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________ determines What will be done.
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The priorities of processes in the __________ group remain fixed.
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___________ is used in real time operating systems.
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--------------command to resume the execution of a suspended job in the foreground
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A solution to the critical section problem must satisfy the following requirements
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30 / 50
Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____
31 / 50
Time interval when the I/O Devices are accessed is known as --------.
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
Cooperating processes never share any data, code, memory or state.
34 / 50
Which of the following is NOT a Hardware Resource.
35 / 50
Binary semaphores are those that have only two values---------
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The process of switching from one process to another is called ---------------.
38 / 50
_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
39 / 50
____ command display the status of a process.
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A semaphore that cause Busy-Waiting is termed as ___________.
41 / 50
A process consists of __________
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In ---------addressing; the recipient is not required to name the sender.
43 / 50
n-process critical section problem can be solved by using
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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.”
45 / 50
_______ is also called Swapper.
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__________ directory includes essential system boot files including the kernel image.
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IPC provides a mechanism to allow processes to communicate and to synchronize their actions without sharing the same__________
48 / 50
In Unix/ Linux, by default the standard output file is attached to the ___________
49 / 50
You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.
50 / 50
The -------------- system call suspends the calling process.
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