An option commonly takes the form of a _____followed by __________characters.
dot, one or more
dash, only one
dash, one or more
dot,only two
Correct Answer :
C. dash, one or more
Related Questions
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
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
A process is ____________________
A program in Execution.
An asynchronous activity.
The 'dispatchable' unit.
All A, B, C
Windows 2000 supports -------------- type of file system
NTFS
EFS
FEFS
EFFS
The name services of DCE include ________
the Cell Directory Service
the Global Directory Service
the Global Directory Agent
A,B and C
Objects location is found by _________________
Broadcasting
Encoding Location of objects within UID
Searching creator node first and then broadcasting
All A, B, C
An operating system version designed for use with a media center PC is Microsoft Windows XP
Media center edition
Home edition
Tablet PC edition
None of above
Identify the distributed computing model from the following statement. In this model, the user's processes need not be migrated to the server machines for getting the work done by those machines.
Minicomputer model
Workstation model
Workstation-Server model
Processor pool model
In Windows, start button is used to
Device setting
Run applications
All of above
Turn off the system
Initialization of I/O devices is part of the_________.
CPU
MSDOS
UNIX kernel
None of the above
When a child dies, it sends a _______________signal to its parent.
SIGCHLD
EDEADLK
WNOHANG
SEDECHLD
A standard UNIX system includes a set of ___________ and a set of ___________.
Commands ,files
Libraries, Applications
Libraries, files
Files, Applications
Find out the characteristics of System-oriented names:
They are large integers or bit strings.
They are of the same size
Generally shorter than human-oriented names and are easy for manipulations like hashing, sorting and so on.
All A, B, C
______________approach simplifies debugging and system verification.
Kernel
Layered
Extended
Virtual machine
______________ is a situation in which two computer programs sharing the same resource are effectively preventing each other from accessing the resource, resulting in both programs ceasing to function.
Semaphore
Deadlock
Mutual Exclusion
No preemption
Most accurate global time is based on oscillations of the ______________
Cesium-130 atom
Cesium-133 atom
Cesium-136 atom
Cesium-139 atom
The maximum size of a write file is limited to only
Name of the file
Extension of the file
The amount of memory in your computer
All of above
Having data belonging to two independent processes in the same page is called____________.
Buffering
Blocking
Message-passing
False sharing
______________ refers to the technology in which some space in hard disk is used as an extension of main memory.
Cache memory
Paging
Virtual memory
Associative memory
A shared memory segment first needs to be allocated (create, using the__________ system call.
semget()
msgrcv()
shmget()
mknod()
You can use print manage window
To cancel the print job
To check status of files in the print queue
To interrupt printing
All of the above
A process is _________________
program in main memory
Program in cache memory
program in secondary storage
program in execution
IPC stands for _________
Integrated parallel communication
Intermediate process call
Internal program call
Inter process communication
Which one is true for unconditional disk formatting?
Transfer system files after format
Do not check/scan surface after format
Destroys every byte of data on a disk by overwriting it with with blank spaces
All of above
The early ARPAnet is an example of a distributed computing system based on the ________________.
Minicomputer model
Workstation model
Hybrid model
Processor pool model
Which components appear in the initial windows start up display?
Dialog box
Task bar
Start menu
All of the above
A process is already split into pieces, called________________.
Tasks
Program
Processors
Routines
Which of the following is not essential to shut down your computer?
XCOPY
Edit
Sys
None of the above
______________is a mechanism the prevents two or more processes from accessing a shared resource simultaneously.
Livelock
Preemption
Semaphore
either or
When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called
Bootstrap
System configuration
Power on self test (POST)
Kernel loading