A process is _________________
program in main memory
Program in cache memory
program in secondary storage
program in execution
Correct Answer :
D. program in execution
Related Questions
Fsck conducts a check in _____ phases
One
Two
Five
Eight
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
Because the I/O devices are not synchronized with the CPU, some information must be exchanged between the CPU and the device to ensure that the data is received reliably. This interaction between the CPU and an I/O device is usually referred to as ____________
polling
arbitration
handshaking
interrupting
______________is a mechanism the prevents two or more processes from accessing a shared resource simultaneously.
Livelock
Preemption
Semaphore
either or
In___________, the requesting device or devices assert the signal bus_request.
Priority encoded arbitration
Distributed arbitration by self-selection
Priority arbitration
Daisy chain arbitration
Which of the following is an essential file of a MS-DOS boot disk?
COMMANCOM
START.COM
VER.COM
TREE.COM
DSM stands for______________
Direct shared memory
Direct system memory
Distributed shared memory
Distributed system memory
Which of the following is suitable after you install new drivers?
Hibernate
Sleep
Restart
Shut Down
What is the function of radio button?
To select multiple option
To select single option
To select all option
All of above
A small part of taskbar that has icons of background running applications is
Start button
Quick launch
Task bar
System tray
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
_________, 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
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.
Which buffering strategy is used for implementing synchronous communication?
Single message buffer
Unbounded - Capacity buffer
Finite-Bound Buffer
All can be used.
In MS-DOS, the interfaces and levels of functionality are _______________
not well separated.
well separated
independent
dependent
The problem with logical dumping is ________________
very costly
very slow
human errors
all of these
The early ARPAnet is an example of a distributed computing system based on the ________________.
Minicomputer model
Workstation model
Hybrid model
Processor pool model
A standard UNIX system includes a set of ___________ and a set of ___________.
Commands ,files
Libraries, Applications
Libraries, files
Files, Applications
A solution to starvation is _____________.
segmentation
Aging
Paging
virtual memory
One of the wonderful things about UNIX is its ___________names.
Unlimited path
Unlimited directory
Limited path
Limited file
You can move a window to a different position on your screen by dragging it by its
Tail
Move handle
Status bar
Title bar
____________ file system allows sharing in multiple different locations grouped under one folder.
Direct
distributed
sequential
parallel
Which of the following is drop down list?
Combo box
List
Text area
None
The primary purpose of an operating system is:
To allow people to use the computer,
To make the most efficient use of the computer hardware
To make computers easier to use
To keep systems programmers employed
Initialization of I/O devices is part of the_________.
CPU
MSDOS
UNIX kernel
None of the above
Which of the following is not essential to shut down your computer?
XCOPY
Edit
Sys
None of the above
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
The command used to create logical drive for specific location of disk
Format
Fdisk
Subst
All of the above
PVM stands for
Parallel Virtual Machine
Parallel Virtual Message
Process Virtual Machine
Process Virtual Monitor
______________ are popular way to improve application through parallelism.
Processes
Threads
Context switching
none of these