______________ are popular way to improve application through parallelism.
Processes
Threads
Context switching
none of these
Correct Answer :
B. Threads
Related Questions
Creation of a semaphore set is done using the _______system call.
semget()
semsget()
mknod()
sempget()
__ is the program run on a computer when the computer boots up
System software
Operating system
System operations
None
Pick the wrong statement from the following.
UNIX systems originally came with a command interpreter called the Bourne Shell.
The cat command takes any characters from standard input, and then echoes them to standard output.
A pipe is a means of taking the output of one command and directing it as another command.
The manual entry is called a man page, even though it is often more than one page long.
Choose the correct statement from the following.
In computer terminology, variables are symbols which stand for some value.
An alternative method for executing the commands in the file backup is to make the file as directory.
The restricted shell gives more control to the system administrator and restricts the options of the user.
The decision making done by computer programs is in the form of conditional execution.
What is the function of radio button?
To select multiple option
To select single option
To select all option
All of above
______________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 drop down list?
Combo box
List
Text area
None
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
Recently deleted files are stored in
Taskbar
Desktop
My computer
Recycle bin
Ext2 is the standard file system of _______ and uses a block size of_____bytes
MS DOS,8K
Linux ,1024
Linux, 512
Unix, 512
RPN stands for
Reverse Polish Notation
Record Police Notation
Record Polish Notation
Reverse Police Negation
A solution to starvation is _____________.
segmentation
Aging
Paging
virtual memory
Wiretapping to capture data in a network is an example of ________________
interruption
interception
fabrication
modification
In the case of____________, message remains in the senders address space until the receiver executes the corresponding receive.
No buffering
Single message buffering
Unbounded-capacity buffer
Finite bound buffer
DSM stands for______________
Direct shared memory
Direct system memory
Distributed shared memory
Distributed system memory
The ___ contains commands associated with the My Computer window
Start menu
Standard menu
System menu
None of the above
The command used to create logical drive for specific location of disk
Format
Fdisk
Subst
All of the above
Which components appear in the initial Windows start up display?
Start menu
Dialog boxes
Taskbar
All of above
What is Dr. Watson?
IT Expert
Diagnosis tool
Surgeon
None
The _____________ are based on modification of the original message in some manner, or on creation of a false message.
Passive attack
Release of message content attack
Traffic analysis attack
Active attack
Bootstrapping is also known as ______
cold-hot boot
hot boot
hot strap
cold boot
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
In Windows, start button is used to
Device setting
Run applications
All of above
Turn off the system
In ____________ location policies a random node is polled to check its state and the task is transferred if it will not be overloaded; polling is continued until a suitable node is found.
Threshold
Shortest
Bidding
Pairing
The Bankers algorithm is used
to prevent deadlock
to rectify deadlock
to detect deadlock
to slove deadlock
Which buffering strategy is used for implementing synchronous communication?
Single message buffer
Unbounded - Capacity buffer
Finite-Bound Buffer
All can be used.
An unauthorized party inserts counterfeit objects into the system is called_________________
interruption
interception
fabrication
modification
Two clocks are said to be synchronized at a particular instance of time if the difference in time values of the two clocks is less than some specified constant. The difference in time values of two clocks is called ___________.
Interrupt
Clock Frequency
Clock Ticks
Clock Skew
To install the new font
Start -> setting -> font
Start -> control panel -> font -> install new font
Start -> setting -> control panel -> font -> install new font
Start -> setting -> control panel -> font
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