In ________________________ each node periodically sends a message to the time server.
Passive Time Server Centralized Algorithm
Active Time Server Centralized Algorithm
Global Averaging Distributed Algorithms
Localized Averaging Distributed Algorithms
Correct Answer :
A. Passive Time Server Centralized Algorithm
Related Questions
Creation of a semaphore set is done using the _______system call.
semget()
semsget()
mknod()
sempget()
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
Which components appear in the initial Windows start up display?
Start menu
Dialog boxes
Taskbar
All of above
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
The usual su command syntax is
su-pwd
su-pd
su - userID
Sue- ID
A _____________is a collection of processors that do not share memory, peripheral devices,or a clock.
Computer system
distributed system
network
None of the above
One of the wonderful things about UNIX is its ___________names.
Unlimited path
Unlimited directory
Limited path
Limited file
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
SRM stands for
Security Resource Manager
Secret Resource Manager
Security Reference Monitor
Security Reference Manual
The algorithm should be scalable i.e. _____________.
The system should not enter a state in which nodes spend all their time migrating processes or exchanging control messages without doing any useful work.
The system should be able to handle small and large networked systems.
The algorithm should not be affected by the crash of one or more nodes in the system.
The process assignment decisions should be based on the current load of the system and not on some fixed static policy.
___________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
IDL stands for_____________________
Integrated Data library
Isolated Data Library
Interface Data Language
Interface Definition Language
____________ file system allows sharing in multiple different locations grouped under one folder.
Direct
distributed
sequential
parallel
A shared memory segment first needs to be allocated (create, using the__________ system call.
semget()
msgrcv()
shmget()
mknod()
Which of the following is drop down list?
Combo box
List
Text area
None
The Basic Input Output System (BIOS) resides in
RAM
ROM
The CPU
Memory Cache
__________ deals with when a modified page should be written out to secondary memory.
Cleaning policy
Fetch policy
Frame locking
None
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
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
Which one of the following statements is true?
The cat command cares which file it receives as input or where the input goes.
Relative pathnames begin with something other than the slash character
UNIX shells never remember their current working directory (CW.
The cat command interprets -X as an option character rather than a pathname.
______________approach simplifies debugging and system verification.
Kernel
Layered
Extended
Virtual machine
______________ selects a process from among the ready processes to execute on the CPU.
CPU Scheduler
Loader
Dispatcher
Compiler
You can move a window to a different position on your screen by dragging it by its
Tail
Move handle
Status bar
Title bar
Identify the server:
This type of server generally remains in existence indefinitely. It is shared by many clients. Servers of this type are created and installed before the clients use them.
Instance-per-call-servers
Persistent Servers
Non-Persistent Servers
Semantic server
______________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
A standard UNIX system includes a set of ___________ and a set of ___________.
Commands ,files
Libraries, Applications
Libraries, files
Files, Applications
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.
The ___ contains commands associated with the My Computer window
Start menu
Standard menu
System menu
None of the above
IPC stands for _________
Integrated parallel communication
Intermediate process call
Internal program call
Inter process communication