CS604-Midterm
1 / 50
A dashed line is used to represent a _________ in Resource Allocation Graph.
2 / 50
The execution of critical sections must NOT be mutually exclusive
3 / 50
Database, Complier, Video games are examples of ________.
4 / 50
A major problem with priority scheduling algorithms is ______.
5 / 50
User Goal of OS is that It easy to use, reliable, safe and fast.
6 / 50
Batch programs are usually _________ programs.
7 / 50
Banker‟s algorithm is used for ________________
8 / 50
A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
9 / 50
Round Robin algorithm is similar to ____________ scheduling but preemption is added to switch between processes.
10 / 50
The interval from the time of submission to the time of completion is the ______
11 / 50
_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
12 / 50
If a system is not in a safe state, there can be No deadlocks.
13 / 50
You can terminate a foreground process by pressing --------------
14 / 50
Cooperating processes never share any data, code, memory or state.
15 / 50
Taking the CPU from one process and giving the CPU to another process is termed as
16 / 50
Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------
17 / 50
______scheduler selects the process from the job pool and put them in main memory.
18 / 50
A program in execution is called a _______________.
19 / 50
A semaphore that cause Busy-Waiting is termed as ___________.
20 / 50
In ---------addressing, the recipient is not required to name the sender.
21 / 50
An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
22 / 50
The hardware mechanism that enables a device to notify CPU is called an -------------
23 / 50
You can use the rm file1 command to __________ file1
24 / 50
All threads within a process share the ________ address space.
25 / 50
A solution to the critical section problem must satisfy the following requirements
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
__________ commands in Linux is used to copy file
28 / 50
The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
29 / 50
Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
30 / 50
Hardware provide basic computing resource.
31 / 50
This condition is known as ______________.
32 / 50
Managing Secondary Storage Involves all of the Following except
33 / 50
We can install and run multiple OS by using VMWare.
34 / 50
-------- command gives a snapshot of the current processes.
35 / 50
Command-line interpreter is also called __________ in some operating systems.
36 / 50
In deadlock detection and recovery algorithm, a deadlock exists in the system if and only if the wait for graph contains a _____________
37 / 50
The priorities of processes in the __________ group remain fixed.
38 / 50
The creating process is called a--------------- process while the new processes are called the -------------- of that process
39 / 50
An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
40 / 50
A_____ is an abstract key for accessing a file.
41 / 50
Users are the People, machines or computers that uses the Hardware resources.
42 / 50
_________________ scheduling allows a process to move between queues.
43 / 50
__________ scheduler selects the process from the job pool and put them in main memory.
44 / 50
__________ integer shows the highest priority of a process in CPU scheduling
45 / 50
Mkfifo() is a _______.
46 / 50
____ command display the status of a process.
47 / 50
__________ directory includes essential system boot files including the kernel image.
48 / 50
Operating System is the Manager of Hardware Resources.
49 / 50
The Operating system is a layer of software between _________ and ___________.
50 / 50
First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
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