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Q. Describe the Vertical Frequency or cycle?
Like a Fluorescent lamp, the screen has to repeat same image many times per second to display an image to user. The frequency of this repetition is known as Vertical Frequency or Refresh Rate.
If the resolution produced by the video card and monitor resolution is properly matched you get a good quality display. Though the actual resolution attained is a physical quality of monitor. In colour systems resolution is limited by Convergence (Do the beam of the 3 colours converge exactly on same dot?) and Dot Pitch. In monochrome monitors resolution is only limited by the highest frequency signals the monitor can handle.
SMTP Simple Mail Transfer Protocol, a protocol for sending e-mail messages among servers. Most e-mail systems that send mail over the Internet use SMTP to send messages from si
How are interrupt handled by the operating system? The fundamental interrupt mechanism works as follows: The CPU hardware has wire called the interrupt-request line which
Q. Block Diagram of a Microcomputer System? Before going on to consider the I/O sub/systems of a computer, let's discuss how a digital computer system can be realized by a micr
How to manage the web based projects? Many project management applications contain additional functions useful in the management of group projects. These features may contain g
Q. Develop a menu driven program to implement the logic of the following gates. I. AND Gate II. OR Gate III. NOT Gate IV. Exit The user has option to give n number
Q. Explain Register Addressing Mode? Operand can be a 16-bit register: Addressing Mode Description Example AX, BX, CX, DX, SI,
Problem Show which of the weighted arithmetic mean, geometric mean or harmonic mean, you would use in each of the following case. Justify your answer in each case. (a)
Q . Write a subroutine in C which toggles the cursor? Write a subroutine in C which toggles the cursor. It takes one argument which toggles the value between on (1) and off (0)
Remote-load Latency Problem: When one processor requires some remote loading of data by other nodes, then the processor need to wait for these two remote load operations. The long
Q. Explain basic function of Keyboard? Keyboard is the major input device for your computer. It is an accurate and fast device. The multiple character keys permit you to transm
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