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Explain the resources of data structure is used by an operating system to keep track of process information? Explain
A process is a program in execution. An operating system seems as a process to be the basic unit for resource allocation. Following resources could be assigned to a process
a. Memory
b. Secondary memory
c. I/O Devices
d. Files opened through the process
e. CPU time consumed through process
Summarize the distinction between an external variable definition and an external variable declaration. When we have ''declared'' a variable, we have meant that we have told th
Define Time Sharing. Time Sharing: Sharing of a computing resource among various users by means of multiprogramming and multi-tasking is termed as timesharing. By permittin
Explain with the help of examples FIFO algorithms? FIFO policy: This policy easy removes pages in the order they arrived into the main memory. By using this policy we easily
Q. PVM communication model? A nonblocking receive as soon as returns with either data or a flag that data hasn't arrived while a blocking receive returns only when data is in r
Error detecting method that can detect more errors without increasing additional information in each packet is? Error detecting method which can detect more errors without rais
SPC is used for (A) Carrying Exchange Control Functions (B) Carrying Subscriber Control Functions (C) Exchange Hardware (D) Signalling Purpose Ans:
Q. Show Synchronous mode for point-to-point message passing? Synchronous mode: Transmitting can be started whether or not matching receive has been started, but transmitting w
Q. Explain Keyboard Input and Video output ? A Keystroke read from keyboard is termed as a console input and a character displayed on the video screen is known as a console out
Remote Login A login that permits a user terminal to connect to a host computer by a network or direct telecommunications link, and to interact with that host computer as if t
Q Explain Instruction cycle and Execution cycle. and also explain Instruction Counter, Memory Address Register and Memory Buffer Register.
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