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Explain in detail about Operating Systems (OS)
Operating system (OS) is a program which after being initially loaded into computer by a boot program, manages all the other applications/programs. On a PC, first program which runs is stored on a ROM chip. This program checks system hardware to make sure everything is functioning routinely. This checks CPU, memory and basic I/O systems (bios) for errors. If all is satisfactory, BIOS will activate disk drives. When hard drive is activated, OS is found in boot and is then loaded.
What are the factors determine the control signals? Contents of the control step counter Contents of the instruction register Contents of the condition code flag
What is time division switching? With the help of block diagram explain basic time division and time switching method. Time Division Switching: A switching component can be s
What are primary keys and foreign keys? Primary keys are the unique identifiers for every row. They must have unique values and cannot be null. Due to their significance in rel
BIOS - Basic Input Output System, Power On Self Test (POST) and Loading Bootloader from the Hard disk drive Boot Sector is being completed by BIOS. It started the system for
What is a linked list? Linked list: A linked list is a self referential structure which having a member field that point to the similar structure type. In simple term, a link
Q. Explain Passing Parameters Using Pointers ? This method overcomes the drawback of using variable names directly in procedure. It uses registers to pass procedure pointers to
Security features used in Client-Server types of network are as follows : i) Digital Signatures ii) Encryption / Decryption iii) Secure Socket Layer (SSL) iv) Firewa
how to prove the partial order R is a total order in discrete mathmetics and structures by topological sorting method in c programming
In a report with an LDB attribute, you do not have to explain how the information should be retrieved from the database tables, but only how the data should be shown on the screen.
UDP (User Diagram Protocol) is? It is both Connectionless and Message Oriented.
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