Taskbar is used for
Navigation program
Start a program
Switching between program
All of above
Correct Answer :
D. All of above
Related Questions
Which of the following is not essential to shut down your computer?
XCOPY
Edit
Sys
None of the above
The early ARPAnet is an example of a distributed computing system based on the ________________.
Minicomputer model
Workstation model
Hybrid model
Processor pool model
The problem with logical dumping is ________________
very costly
very slow
human errors
all of these
Which components appear in the initial windows start up display?
Dialog box
Task bar
Start menu
All of the above
______________approach simplifies debugging and system verification.
Kernel
Layered
Extended
Virtual machine
Which command is used to display the contents of the text file of DOS?
Copy
Copy con
Dir
Type
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
Which of the following is an essential file of a MS-DOS boot disk?
COMMANCOM
START.COM
VER.COM
TREE.COM
___________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
The two sub systems of user mode layer of windows 2000 are _________ and __________
excel, executive
environment, integral
orbit , kernel
Kernel , executive
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
In the case of____________ , changes to an open file are only locally visible.
session semantics
immutable files
atomic transactions
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
All of the following are TRUE regarding virtual memory EXCEPT
Any amount of RAM can be allocated to virtual memory
The setting for the amount of hard disk drive space to allocate virtual memory can be manually change
This temporary storage is called the swap file or page file
Virtual memory is the physical space o the hard drive
______________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
What is the function of radio button?
To select multiple option
To select single option
To select all option
All of 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
Whenever you move a directory from one location to another
The directory is moved the source file is not moved
All the subdirectory inside that directory are moved
All files inside the directory are moved
Both b and c
In _______, if a processor writes the value 100 to the memory location x, this write operation will only change the contents of its local memory and will not affect the contents of the memory of any other processor.
Tightly coupled systems,
Loosely coupled systems
Parallel processing systems
File management system
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.
______________ selects a process from among the ready processes to execute on the CPU.
CPU Scheduler
Loader
Dispatcher
Compiler
_____________ manage the name spaces and binds an object to its location.
Name Server
Name agent
Context
Name resolution
The find command is different from most UNIX commands in that each of the argument expressions following the beginning path name is considered a _____________
action expression
Boolean expression.
Boolean constant
Search qualifiers
When a child dies, it sends a _______________signal to its parent.
SIGCHLD
EDEADLK
WNOHANG
SEDECHLD
One of the wonderful things about UNIX is its ___________names.
Unlimited path
Unlimited directory
Limited path
Limited file
_______________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 buffering strategy is used for implementing synchronous communication?
Single message buffer
Unbounded - Capacity buffer
Finite-Bound Buffer
All can be used.
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
Wiretapping to capture data in a network is an example of ________________
interruption
interception
fabrication
modification
In case of ________________the server automatically copies files to other servers after the files are written.
Explicit replication
Implicit replication
Lazy file replication
Group file replication