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Digital switch
It is a device that handles digital signals formed at or passed by a telephone company's central office and sends them across the company's backbone network.
It receives the digital signal from the office's channels banks that have been changed from users' analog signals and switches them with one more incoming signals out to the wide area network.
Define Modem. A modem changes digital signals into audio tones to be transmitted over telephone lines and also changes audio tones from the lines in digitals signals for machin
a) What command do you use to list all listening sockets? The output should also contain the name of the program to which the socket belongs. b) Write the command to use to
Forward checking: Whether to add some sophistication to the search method there constraint solvers use a technique called as forward checking. So here the general idea is to w
Which one state is not a fundamental process state? Ans. Blocked state is not a fundamental process state.
What are the techniques of Data Collection It can be either automatic or manual. Manual techniques can include: - Keypads/Keyboards to type in data - touch screens to s
What is Directory? The device directory or simply called as directory records information-such as name, location, size, and type for all files on that certain partition. The
Face Scanning Security System - Biometric Computer Security Systems Finally, face scanning security system are also one of biometric technologies. Generally, the principle of
What is an operating system? An operating system is a program that handles the computer hardware. It acts as an intermediate among users of a computer and the computer hardwar
Multiprogramming or multitasking? Ans: The OS manages the concurrent execution of many application programs to make best possible use of computer resources. This pattern of si
Q. Explain Processing of an Interrupt? The interrupt is processed as: Step 1: Number field in INT instruction is multiplied by 4 to get its entry in interrupt vector table.
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