Fsck conducts a check in _____ phases
One
Two
Five
Eight
Correct Answer :
C. Five
Related Questions
Which is the layer of a computer system between the hardware and the user program
Operating system
Operating environment
System environment
None
All of the following are TRUE regarding virtual memory EXCEPT
Any amount of RAM can be allocated to virtual memory
The setting for the amount of hard disk drive space to allocate virtual memory can be manually change
This temporary storage is called the swap file or page file
Virtual memory is the physical space o the hard drive
In case of ____________________transparency a file can transparently move to another server.
Location
Migration
Replication
Concurrency
Wiretapping to capture data in a network is an example of ________________
interruption
interception
fabrication
modification
The Basic Input Output System (BIOS) resides in
RAM
ROM
The CPU
Memory Cache
RPN stands for
Reverse Polish Notation
Record Police Notation
Record Polish Notation
Reverse Police Negation
The controller can access memory in memory cycles which are not used by the particular bank of memory into which the DMA controller is writing data. This approach, called _________
interrupting
cycle stealing
swapping
paging
______________approach simplifies debugging and system verification.
Kernel
Layered
Extended
Virtual machine
SRM stands for
Security Resource Manager
Secret Resource Manager
Security Reference Monitor
Security Reference Manual
A _______________in a distributed system is a string of bits or characters that is used to refer to an entity.
name
attribute
identifiers
addresses
Creation of a semaphore set is done using the _______system call.
semget()
semsget()
mknod()
sempget()
___________variable is not automatically created on all UNIX systems but is used by so many programs that it is considered a standard environment variable.
IFS
TERM
PATH
Having data belonging to two independent processes in the same page is called____________.
Buffering
Blocking
Message-passing
False sharing
Ext2 is the standard file system of _______ and uses a block size of_____bytes
MS DOS,8K
Linux ,1024
Linux, 512
Unix, 512
In MS-DOS, the interfaces and levels of functionality are _______________
not well separated.
well separated
independent
dependent
One of the wonderful things about UNIX is its ___________names.
Unlimited path
Unlimited directory
Limited path
Limited file
______________is responsible for allocating primary memory to processes and for assisting the programmer in loading and storing the contents of the primary memory.
Operating system
Memory manager
Database administrator
RAM
Which of the following is an essential file of a MS-DOS boot disk?
COMMANCOM
START.COM
VER.COM
TREE.COM
A page fault occurs when
the page is not found in the memory
the page is found in the memory
the Segmentation starts
the Deadlock happens
A process is ____________________
A program in Execution.
An asynchronous activity.
The 'dispatchable' unit.
All A, B, C
IPC stands for _________
Integrated parallel communication
Intermediate process call
Internal program call
Inter process communication
Recently deleted files are stored in
Taskbar
Desktop
My computer
Recycle bin
Taskbar is used for
Navigation program
Start a program
Switching between program
All of above
In case of modification an unauthorized party not only gains access to but tampers with an asset. This is an attack on ____________________.
availability
confidentiality
integrity
authenticity
Which buffering strategy is used for implementing synchronous communication?
Single message buffer
Unbounded - Capacity buffer
Finite-Bound Buffer
All can be used.
_________, as a feature of good distributed file system, clients should be able to continue working if a file server crashes. Likewise, data must not be lost and a restarted file server must be able to recover to a valid state.
Scalability
Reliability
Flexibility
Fault tolerance
The essential difference between an operating system like Linux and one like Windows is that
Linux is a proprietary whereas Windows is not
Windows can run with an Intel processor, whereas Linux cannot
There are multiple versions of Linux, but only one version of Windows
Any programmer can modify Linux code which is not permitted with Windows
The problem with logical dumping is ________________
very costly
very slow
human errors
all of these
Load balancing algorithms in ______________ class use the processor and process characteristics to allocate processes to nodes.
Static
Dynamic
Deterministic
Probabilistic
______________is a mechanism the prevents two or more processes from accessing a shared resource simultaneously.
Livelock
Preemption
Semaphore
either or