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Q. Describe the Horizontal Frequency or cycle?
Horizontal Frequency: The time to scan one line connecting the right edge to left edge of the screen horizontally is known as the Horizontal cycle and inverse number of the Horizontal cycle is known as Horizontal Frequency. The unit is KHz (Kilohertz).
A device, usually linked to a serial port of a computer, that transfer data over regular phone lines. Modem stands modulator demodulator; it changes a digital stream of data into s
Determine about the Security methods Security methods also protect information from accidental or intentional modification, manipulation or destruction. Most security experts o
Q. What do you mean by Software Poll? In this scheme on occurrence of an interrupt, processor jumps to an interrupt service program or routine whose job is to poll (roll call
What do you mean by system calls? System calls give the interface among a process and the operating system. When a system call is executed, it is treated as by the hardware as
Explain the term- Viruses Use of firewalls and ant-virus software to prevent viruses entering a computer. It's also sensible not to open attachments/emails from "unknown" sourc
Write the truth table for a clocked J-K flip-flop that is triggered by the positive-going edge of the clock signal. Ans. Logic diagram of JK flip flop Truth T
Explain services of Application Layer. Application Layer: As the highest layer within the OSI reference model, the application layer gives services to the users of OSI env
We download data which arrives to me in a column. I need to use it in a complex sheet that requires data in a row. How can we convert the column data into row data? Ans) H
The Process of Development The approach to development can be an iterative one. It involves repeated refinement of the object model. The process needs to be controlled by an a
In a two stage network there are 512 inlets and outlets, r=s=24. If the probability that a given inlet is active is 0.8, calculate: Switching capacity Given: N =M =512, α
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