The operating system is the most common type of ___ Software
System
Application
Word processing software
Communication
Correct Answer :
A. System
Related Questions
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
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
DSM stands for______________
Direct shared memory
Direct system memory
Distributed shared memory
Distributed system memory
What is the function of radio button?
To select multiple option
To select single option
To select all option
All of above
When resources have multiple instances ________ is used for deadlock Avoidance.
Bankers algorithm
Resource Allocation Graph
semaphores
all of these
IPC stands for _________
Integrated parallel communication
Intermediate process call
Internal program call
Inter process communication
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
The date and time displays on
Taskbar
Launch pad
Status bar
System tray
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
The problem with logical dumping is ________________
very costly
very slow
human errors
all of these
Creation of a semaphore set is done using the _______system call.
semget()
semsget()
mknod()
sempget()
A standard UNIX system includes a set of ___________ and a set of ___________.
Commands ,files
Libraries, Applications
Libraries, files
Files, Applications
RPN stands for
Reverse Polish Notation
Record Police Notation
Record Polish Notation
Reverse Police Negation
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.
Initialization of I/O devices is part of the_________.
CPU
MSDOS
UNIX kernel
None of the above
Which one is true for unconditional disk formatting?
Transfer system files after format
Do not check/scan surface after format
Destroys every byte of data on a disk by overwriting it with with blank spaces
All of above
_________, 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
The two sub systems of user mode layer of windows 2000 are _________ and __________
excel, executive
environment, integral
orbit , kernel
Kernel , executive
Windows 2000 supports -------------- type of file system
NTFS
EFS
FEFS
EFFS
When a child dies, it sends a _______________signal to its parent.
SIGCHLD
EDEADLK
WNOHANG
SEDECHLD
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
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
In case of ____________________transparency a file can transparently move to another server.
Location
Migration
Replication
Concurrency
Load balancing algorithms in ______________ class use the processor and process characteristics to allocate processes to nodes.
Static
Dynamic
Deterministic
Probabilistic
An unauthorized party inserts counterfeit objects into the system is called_________________
interruption
interception
fabrication
modification
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
Bootstrapping is also known as ______
cold-hot boot
hot boot
hot strap
cold boot
Which of the following is an essential file of a MS-DOS boot disk?
COMMANCOM
START.COM
VER.COM
TREE.COM
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.
In case of good process migration mechanism, _____________ means failure of any node other than the one on which the process is running should not affect the execution of the process.
Robustness
Efficiency
Transparent
Interference