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Q. What is the Concept of Lock?
Locks are used for protected access of data in a shared variable system. There are numerous kinds of locks:
1) Binary Locks: These locks are used worldwide amongst multiple processes.
2) Deckkers Locks: These type of locks are based on distributed requests to guarantee mutual exclusion without unnecessary waiting.
An operating system contains 3 resource classes. The number of resource units in these classes is 7, 7 and 10. The current resource allocation state is shown below:
Q. Define syntax of MPI_Scatter function? MPI_Scatter(Sendaddr, Scount, Sdatatype, Receiveaddr, Rcount, Rdatatype, Rank, Comm): 'Using this function process with rank' ran
Q. Instruction Queue in Bus Interface Unit? Instruction queue is employed to store the instruction ‘bytes' fetched. Please conceren two points here: that it's (1) A Byte (2) Qu
Define user mode and Kernel mode Kernel is a private mode in that no limitation is imposed on the kernel of system. Kernel may be use all the information of the processor, oper
End-user Computing: The growing base of personal computers and local area networks in the end user community are supported. This offers installation services, training and helps de
Question 1: You want to perform the task of setting an alarm on your mobile phone. You can assume that the alarm option is accessible from the main menu of your phone. (a) P
Before getting into the design the designer should go by the SRS prepared by the System Analyst. The main tasks of design are Architectural Design & Detailed Design. In Arch
SMTP is a Protocol used for transferring message among end user & Mail Server.
Explain difference between Dynamic and static binding. Dynamic and static binding: Dynamic binding is a binding performed after the execution of a program has immediately beg
Prove the following Boolean identities using the laws of Boolean algebra (A + B)(A + C) = A + BC Ans. (A+B)(A+C)=A+BC LHS AA+AC+AB+BC=A+AC+AB+BC OR A((C+1)+A(B+1))+BC
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