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Operating System
1081
Computer Science Fundamentals
998
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OS Distributed File Systems
How is access to resources of various machines is done?
Remote logging using ssh or telnet
Zone are configured for automatic access
FTP is not used
All of the mentioned
Author:
rikazzz
Comment
Computer Science Fundamentals
Which of the following is the purpose for using clipping in computer graphics?
copying
zooming
adding graphics
removing objects and lines
Clipping is a technique for removing objects, lines, and line segments that are outside of the viewing pane. Several types of clippings are used in computer graphics like:
Author:
rikazzz
Comment
Computer Science Fundamentals
Which flag indicates the number of 1 bit that results from an operation?
Zero
Parity
Auxiliary
Carry
The parity flag indicates the number of 1 bit in any operation. The resultant bit is called the parity bit. The main aim of the parity bit is to check for errors.
Author:
rikazzz
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OS Security
What is breach of availability?
This type of violation involves unauthorized reading of data
This violation involves unauthorized modification of data
This violation involves unauthorized destruction of data
This violation involves unauthorized use of resources
Author:
rikazzz
Comment
OS Multimedia Systems
What are the levels in QoS?
Best effort service
Soft QoS
Hard QoS
All of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
For each file there exists a ___________ that contains information about the file, including ownership, permissions and location of the file contents.
metadata
file control block
process control block
all of the mentioned
Author:
rikazzz
Comment
OS I/O Systems
A ____ a set of wires and a rigidly defined protocol that specifies a set of messages that can be sent on the wires.
port
node
bus
none of the mentioned
Author:
rikazzz
Comment
OS The Linux System
Which of the following system calls transforms executable binary file into a process?
fork
exec
ioctl
longjmp
Author:
rikazzz
Comment
Important Abbreviations
FAT stands for:
File Attribute Transport
File Allocation Table
Fork At Time
None of the mentioned
Author:
rikazzz
Comment
Computer Science Fundamentals
The maximum number of bits sufficient to represent a hexadecimal number in binary:
4
3
7
8
The hexadecimal number system comprises of only 15 symbols: 10 digits and 5 symbols. Hence, four bits (24 = 16) are sufficient to represent any hexadecimal number in the binary format.
Author:
rikazzz
Comment
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