Which components appear in the initial Windows start up display?
Start menu
Dialog boxes
Taskbar
All of above
Correct Answer :
C. Taskbar
Related Questions
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
A process is already split into pieces, called________________.
Tasks
Program
Processors
Routines
_________, 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
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 of the following does not occur during the power-on-self-test (POST)?
The scandisk utility begins to run
The video card and video memory are tested
The BIOS identification process occurs
Memory chip are checked to ensure that they are working properly
The name services of DCE include ________
the Cell Directory Service
the Global Directory Service
the Global Directory Agent
A,B and C
In_________________ model, when a process does a release access, the contents of all the modifications are not immediately sent to other nodes but they are sent only on demand.
Release Consistency Model
Lazy Release consistency model
Weak Consistency Model
Processor Consistency Model
Having data belonging to two independent processes in the same page is called____________.
Buffering
Blocking
Message-passing
False sharing
Which of the following is drop down list?
Combo box
List
Text area
None
______________ 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 _______________in a distributed system is a string of bits or characters that is used to refer to an entity.
name
attribute
identifiers
addresses
______________ are popular way to improve application through parallelism.
Processes
Threads
Context switching
none of these
IPC stands for _________
Integrated parallel communication
Intermediate process call
Internal program call
Inter process communication
The _________takes any characters from standard input, and then echoes them to standard output.
kill character
cat command
cate command
control command
The ______________ unpacks the call receipt messages from local RPC Runtime and makes a perfect local call to invoke the appropriate procedure in the server.
server Stub
server
client
client stub
A shared memory segment first needs to be allocated (create, using the__________ system call.
semget()
msgrcv()
shmget()
mknod()
When a peripheral device needs immediate attention from the operating system, it generates a(n)
Page file
Spool
Stack
Interrupt
What do you mean by 0-reliable level in multicast communication?
Multiple responses is expected from any receivers.
No response is expected from any receivers.
Multiple responses is expected from multiple receivers.
A multicast message is received by all the members of the group or none.
The Bankers algorithm is used
to prevent deadlock
to rectify deadlock
to detect deadlock
to slove deadlock
When resources have multiple instances ________ is used for deadlock Avoidance.
Bankers algorithm
Resource Allocation Graph
semaphores
all of these
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.
Creation of a semaphore set is done using the _______system call.
semget()
semsget()
mknod()
sempget()
The operating system is the most common type of ___ Software
System
Application
Word processing software
Communication
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 primary purpose of an operating system is a …
To allow people to use the computer
To make the most efficient use of computer hardware
To make computer easier to use
To keep system programmer employed
Which of the following is/are external commands?
Edit
Label
Sys
All of above
Which of the following is suitable after you install new drivers?
Hibernate
Sleep
Restart
Shut Down
Fsck conducts a check in _____ phases
One
Two
Five
Eight
In case of ____________________transparency a file can transparently move to another server.
Location
Migration
Replication
Concurrency
In___________, the requesting device or devices assert the signal bus_request.
Priority encoded arbitration
Distributed arbitration by self-selection
Priority arbitration
Daisy chain arbitration