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Q. System Development and Data Administration?
System Development: In traditional business systems analysts and programmers are organized into permanent teams which support information systems and applications for specific business function. System development unit involves a centre for excellence which is a group of experts (experienced system designers, systems analysts and system builders) who establish and enforce methods, tools, techniques and quality for all system development projects.
Data Administration: Data and other Information Resources of organization are managed. This involves databases which are used by system developers to support applications. Systems analysts who are experts in data analysis may work here. These analysts are called as Data Analysts. They analyse database requirements, design and construct (sometimes) the corresponding databases.
What are the Steps include constructing a Functional Model Recognize input and output values Build data flow diagrams which shows functional dependencies Explain
What is skew? Clock Skew: In circuit design, clock skew is a phenomenon within synchronous circuits wherein the clock signal (sent through the clock circuit) arrives at dive
The "blocking factor" of a file is? Ans. The number of logical records in single physical record is called the "blocking factor" of a file.
Explain about Flip-Flops Flip-Flops are also called bistable multivibrator. A flip-flop is capable of storing 1 bit of binary data. It has two stable states- 'one' and 'zero
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
Explain R-2R ladder D/A converter. Ans. R-2R ladder D/A converter: An R-2R ladder D/A converter is shown in Fig.(a). It uses resistors of only two values R and 2R. The inp
Q. What is Status Control and Registers? Status Control and Registers: These registers can't be used by programmers though are used to control CPU or execution of a program.
State the advantages Off-the-shelf - tends to be less expensive as development costs can be spread over many users - can be more sophisticated as large sales bring in c
Instruction Cycle The instruction cycle consists of a series of steps needed for the implementation of an instruction in a program. A typical instruction in a program is descri
what is jsf
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