In___________, the requesting device or devices assert the signal bus_request.
Priority encoded arbitration
Distributed arbitration by self-selection
Priority arbitration
Daisy chain arbitration
Correct Answer :
D. Daisy chain arbitration
Related Questions
The name services of DCE include ________
the Cell Directory Service
the Global Directory Service
the Global Directory Agent
A,B and C
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
__________ deals with when a modified page should be written out to secondary memory.
Cleaning policy
Fetch policy
Frame locking
None
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.
What is the function of radio button?
To select multiple option
To select single option
To select all option
All of above
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
Fsck conducts a check in _____ phases
One
Two
Five
Eight
The Basic Input Output System (BIOS) resides in
RAM
ROM
The CPU
Memory Cache
______________ are popular way to improve application through parallelism.
Processes
Threads
Context switching
none of these
One of the wonderful things about UNIX is its ___________names.
Unlimited path
Unlimited directory
Limited path
Limited file
Process migration involves__________________
Selection of a process to be migrated
Selection of destination system or node
Actual transfer of the selected process to the destination system or node
All A, B, C
______________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
______________is a mechanism the prevents two or more processes from accessing a shared resource simultaneously.
Livelock
Preemption
Semaphore
either or
A sequence of instructions telling the computer what to do is called a_____________
program
language
translator
package
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
Load balancing algorithms in ______________ class use the processor and process characteristics to allocate processes to nodes.
Static
Dynamic
Deterministic
Probabilistic
The early ARPAnet is an example of a distributed computing system based on the ________________.
Minicomputer model
Workstation model
Hybrid model
Processor pool model
Which is the layer of a computer system between the hardware and the user program
Operating system
Operating environment
System environment
None
Which command is used to display the contents of the text file of DOS?
Copy
Copy con
Dir
Type
PVM stands for
Parallel Virtual Machine
Parallel Virtual Message
Process Virtual Machine
Process Virtual Monitor
The problem with logical dumping is ________________
very costly
very slow
human errors
all of these
The date and time displays on
Taskbar
Launch pad
Status bar
System tray
In the case of____________ , changes to an open file are only locally visible.
session semantics
immutable files
atomic transactions
None of the above.
You can move a window to a different position on your screen by dragging it by its
Tail
Move handle
Status bar
Title bar
When copying more than one file at a time, you must specify an existing directory as the ___________
Source
Sub directory
Destination.
Path name
A process is ____________________
A program in Execution.
An asynchronous activity.
The 'dispatchable' unit.
All A, B, C
An unauthorized party inserts counterfeit objects into the system is called_________________
interruption
interception
fabrication
modification
A process control block contains varies attributes required by _____________ to control a process.
RAM
virtual memory
BIOS
Operating System
Which components appear in the initial windows start up display?
Dialog box
Task bar
Start menu
All of the above
Wiretapping to capture data in a network is an example of ________________
interruption
interception
fabrication
modification