CS604-Midterm
1 / 50
____ command display the status of a process.
2 / 50
Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
3 / 50
A semaphore that cause Busy-Waiting is termed as .
4 / 50
This condition is known as ______________.
5 / 50
The priorities of processes in the __________ group remain fixed.
6 / 50
You can use the rm file1 command to __________ file1
7 / 50
____ is a virtual directory in Linux and Unix.
8 / 50
Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
9 / 50
Which of the following is NOT a Hardware Resource.
10 / 50
-------- command gives a snapshot of the current processes.
11 / 50
___________ algorithm is used in Deadlock avoidance.
12 / 50
Operating System is the Manager of Hardware Resources.
13 / 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.
14 / 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.
15 / 50
Managing Secondary Storage Involves all of the Following except
16 / 50
------------ register contains the size of the process
17 / 50
In Unix/ Linux, by default the standard output file is attached to the ___________
18 / 50
Operating system enables the user to use the Hardware Resources.
19 / 50
User Goal of OS is that It easy to use, reliable, safe and fast.
20 / 50
An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
21 / 50
Starvation is infinite blocking caused due to unavailability of resources.
22 / 50
__________ commands in Linux is used to copy file
23 / 50
Batch programs are usually _________ programs.
24 / 50
Database, Complier, Video games are examples of ________.
25 / 50
In ________addressing, the recipient is not required to name the sender.
26 / 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.
27 / 50
In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
28 / 50
In ---------addressing; the recipient is not required to name the sender.
29 / 50
I MB or 1 megabyte is equivalent to----
30 / 50
I/O instructions are Privileged Instructions.
31 / 50
command displays the contents of current working directory.
32 / 50
The bottom layer in the layered approach of Operating System is-----------
33 / 50
The main characteristic of a Real time system is
34 / 50
35 / 50
The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
36 / 50
The -------------- system call suspends the calling process.
37 / 50
If a system is not in a safe state, there can be No deadlocks.
38 / 50
A pathname is the list of directories separated by _________.
39 / 50
The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
40 / 50
Which part of the computer system helps in managing the file and memory management system?
41 / 50
In Layered Approach of OS, the Layer highest Layer is User Interface layer.
42 / 50
Mkfifo() is a _______.
43 / 50
44 / 50
We can install and run multiple OS by using VMWare.
45 / 50
The major advantage of multi-programming system is
46 / 50
Current working directory can be accessed using --------- Command.
47 / 50
The integer value of ________semaphores can range over an unrestricted integer domain.
48 / 50
The Operating system is a layer of software between _________ and ___________.
49 / 50
When a process opens its first file explicitly it will get descriptor number _________
50 / 50
Cache is non-volatile memory.
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