CS604-Midterm
1 / 50
In ---------addressing; the recipient is not required to name the sender.
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copy file1 file2 is an example of ______ OS view.
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You can terminate a foreground process by pressing --------------
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The returned code to the child process after successful fork system call execution is
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The integer value of ________semaphores can range over an unrestricted integer domain.
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Database, Complier, Video games are examples of ________.
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Cooperating processes never share any data, code, memory or state.
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Starvation is infinite blocking caused due to unavailability of resources.
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Users are the People, machines or computers that uses the Hardware resources.
10 / 50
command displays the contents of current working directory.
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Linux uses ___________ directory to store system configuration files.
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____ command display the status of a process.
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The priority of a process can be changed using ___________ command.
14 / 50
The critical section problem can be solved by the following except
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User mode can run the Privileged instructions.
16 / 50
In Layered Approach of OS, the Layer highest Layer is User Interface layer.
17 / 50
A semaphore that cause Busy-Waiting is termed as ___________.
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The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
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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 _________.
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A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
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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 ________.
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You can use the rm file1 command to __________ file1
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The execution of critical sections must NOT be mutually exclusive
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In Linux directory structure, there is ___________ root directory.
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Hardware provide basic computing resource.
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In Unix/ Linux, by default the standard output file is attached to the ___________
27 / 50
A system call________
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Bounded Buffer is a buffer of ____________ size
29 / 50
I/O instructions are Privileged Instructions.
30 / 50
Which of the following is correct definition for wait operation?
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_________ command to resume the execution of a suspended job in the foreground
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Kernel is responsible for scheduling the user level threads.
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The correct command for compiling C program named program.c in Linux environment is
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You can use the ------------- command to display the status of suspended and background processes
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The Top-down view is that it is a program that acts as an intermediary between a user of a computer and the computer hardware, and makes the computer system convenient to use.
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The Operating system is a layer of software between _________ and ___________.
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___________ is a solution to the problem of indefinite blockage of low-priority processes.
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In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
39 / 50
The Shortest-Job-First Scheduling algorithm can be
40 / 50
Which part of the computer system helps in managing the file and memory management system?
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When a process opens its first file explicitly it will get descriptor number _________
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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.
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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.”
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Mkfifo() is a _______.
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An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
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IPC provides a mechanism to allow processes to communicate and to synchronize their actions without sharing the same__________
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You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.
48 / 50
__________ directory includes essential system boot files including the kernel image.
49 / 50
Cache is non-volatile memory.
50 / 50
A dashed line is used to represent a _________ in Resource Allocation Graph.
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