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Question:
(a) Provide types of computer systems and briefly describe each one.
(b) With the help of example, explain the difference between open source software, freeware and shareware.
(c) Nowadays many people, whether at home or in business, make use of applications software to facilitate their lives. Describe two productivity software and for each one, define its purpose.
(d) A port is a connecting socket on the outside of the system unit. Differentiate between the serial port and parallel port, give examples for their uses.
Effect of IS on Humans - Information System We have concentrated in this chapter on the ways that IS has evolved making it more useful and more user-friendly. This proliferat
When your shell is waiting for input from the user, it should first print a prompt. The prompt should consist of the current working directory followed by the _>_ character. Here i
Multiprogramming is a rapid switching of the CPU back and forth among processes.
in building a suspension bridge a cable is to be stretched from the top of a pier to a point 852.6 ft. from it''s foot. if from this point the angle of elevation of the top of the
Flag is known as Low order register & Accumulator is known as High order Register.
Q. What is interrupt? How it is useful in controlling I/O operations. Q. Explain function of Color Graphics Adopter card and Diskette Drive Adopter Card.
Develop a regular expression for Integer and Identifier (i) A regular expression for integer is [+ | -] (d)+ (ii) A regular expression for identifier is l(l | d)*
Types of Bus: Synchronous Bus All devices gain timing information from a common clock line. Each of these intervals constitutes a bus cycle at the time duration w
Complementary metal oxide semiconductor (CMOS) refers to a chip inside your computer that saves your BIOS settings. As a result, the terms CMOS & BIOS are sometimes used interchang
A shell is a program that presents an interface to several operating system functions and services. The shell is so called because it is an outer layer of interface among the user
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