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What is relational database?
Relational database has data that is perceived as tables. A relational DBMS manages tables of data and associated structures that enhances the functionality and performance of tables. All RDBMSs support a common core of SQL for explaining tables, manipulating data in tables and controlling access to tables.
Q. How to copy several files in one stroke? The COPY command can also be used to copy several files in one stroke by using wildcards. For example, consider the following comman
Instruction Length: Variable-length instructions (Intel 80x86, VAX) need multi-step fetch and decode, but permit for a much more flexible and compressed instruction set.
Intranets are mainly "small" Internets. They use same network facilities that Internet does, though access is restricted to a limited sphere. For example, a company can set up an i
BCD to gray converter using 2:1 multiplexer
Addressability: Location-addressable Each alone accessible unit of information in storage is chosen with its numerical memory address. In the modern computers, location-a
Explain the working of BCD adder One of the ways of adding decimal numbers in BCD is to use a 4-bit binary adder and perform arithmetic operation one digit at a time. The low-o
WestEast College hires you as a systems analyst to design its new admission/registration system. WestEast College is one of the top ranked schools in the United States. It is a
How does one arrive at the probability of availability of free lines during the busy hour? One can arrive at the possibility of free lines throughout busy hour using the delay
Q. What do you mean by File? In computer vocabulary, file is a collection of text or data stored on a storage device, such as a Floppy Disk or Hard Disk. If you a fresher to c
Why can CRC detect more errors than simple Checksum? There are two purposes a CRC can identify more errors than a simple Checksum. 1. Since an input bit is shifted by all th
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