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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, operate the complete of the memory and talk directly to the peripheral Controllers
User mode is the normal execution mode for a method. In this form process has no gain.
Q. Explain Working of TELNET? The working of TELNET 1. Commands and characters are sent to operating system on common server computer. 2. Local operating system send
Q. Show the Transmission Control Protocol? Transmission Control Protocol (TCP) TCP makes Internet reliable. TCP solves many problems which can occur in a packet switching
Q. Function of OSI Transport Layer? - It takes the information to be sent as well as breaks it into individual packets that are sent and reassembled into a complete message by
Q. What do you mean by Interrupts? The term interrupt is an exceptional event which causes CPU to temporarily transfer its control from presently executing program to a separat
Some of the uses of append query are as follows ? You will save time by appending data to an existing table rather than manual update. ? Appending files based on particular
Differentiate between Protection and Security Operating system contains a collection of objects, hardware or software. Every object has a unique name and can be accessed via a
Explain two dimensional array In two dimensional arrays, array is a pointer-to-pointer-to-data type.: at the first level, it points to a block of pointers, one for each row. Th
What is the difference between a Substructure and an Append Structure? In case of a substructure, the reference originates in the table itself, in the form of a statement
Q. What is Linked List? A linked list is a data structure formed by zero or more nodes linked by pointers. Every node has two parts as shown in Figure below. One of them is inf
State the relation among Regular Expression, Transition Diagram and Finite State Machines. By using a simple instance establish your claim. Answer: For each regular language,
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