Creation of a semaphore set is done using the _______system call.
semget()
semsget()
mknod()
sempget()
Correct Answer :
A. semget()
Related Questions
An orphan process is automatically inherited by the _____and becomes a _______ of this process.
'init' process, father
'init' process, child
'initial process, father
'it' process, child
Load balancing algorithms in ______________ class use the processor and process characteristics to allocate processes to nodes.
Static
Dynamic
Deterministic
Probabilistic
A sequence of instructions telling the computer what to do is called a_____________
program
language
translator
package
____________approach can place the data directly into the memory or take the data directly from the memory without direct intervention from the processor.
DMA
Daisy chain arbitration
polling
none of these
____________ file system allows sharing in multiple different locations grouped under one folder.
Direct
distributed
sequential
parallel
______________approach simplifies debugging and system verification.
Kernel
Layered
Extended
Virtual machine
_______________refers to a strategy where whenever a resource is requested, it is only granted if it cannot result in deadlock.
Deadlock Prevention
Livelock
Deadlock avoidance
none of these
Which of the following operating system reads and reacts in actual time?
Quick Response System
Time Sharing System
Batch Processing System
Real Time System
A program to be executed must be in ---------------
main memory
secondary memory
virtual memory
Read only memory
In the case of____________ , changes to an open file are only locally visible.
session semantics
immutable files
atomic transactions
None of the above.
Transparent RPC mechanism refers to :
Existance of multuple computer visible and a provide a single system image to its users.
It runs the program transparently.
It is a technique to shift the program to other computer.
It is technique in which local procedures and remote procedures are indistinguishable to programmers.
______________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
Windows 2000 supports -------------- type of file system
NTFS
EFS
FEFS
EFFS
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
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
Which of the following is suitable after you install new drivers?
Hibernate
Sleep
Restart
Shut Down
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.
A SCSI device can transfer up to----------- of information per second.
40 Mbytes
60 Mbytes
40 Gbytes
60 Gbytes
_______refers to the block size of the DSM system, i.e. to the units of sharing and the unit of data transfer across the network when a network block fault occurs.
Granularity
Coherence
Abstraction
Synchronization
The ___ contains commands associated with the My Computer window
Start menu
Standard menu
System menu
None of the 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
Fsck conducts a check in _____ phases
One
Two
Five
Eight
______________ are popular way to improve application through parallelism.
Processes
Threads
Context switching
none of these
__________ deals with when a modified page should be written out to secondary memory.
Cleaning policy
Fetch policy
Frame locking
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 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
A _______________in a distributed system is a string of bits or characters that is used to refer to an entity.
name
attribute
identifiers
addresses
Initialization of I/O devices is part of the_________.
CPU
MSDOS
UNIX kernel
None of the above
Objects location is found by _________________
Broadcasting
Encoding Location of objects within UID
Searching creator node first and then broadcasting
All A, B, C