When users create, alter, or drop tables or create or drop indexes, the dbms updates the system catalog automatically.​?

The advantage of using a meta-search engine is that its searches, use several search engines at once.

The use of metasearch engine is one that is known to have some advantage over the only use of search engine. This is known to be good  because a lot of results can be gotten back in similar proportion of exertion and it lowers the work input of users.

Conclusively, The advantage of using a meta-search engine is that its searches, uses several search engines at once and one get result quickly.

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Answer:  Page Layout

Explanation:

- To add a page in publisher, right click on the page and select insert page whereas in Microsoft word, go to the Insert tab and from there select insert page

- To select the page or the certain paragraph that you want to change the layout for. Then click on the page layout tab, and from there you can choose different options (e.g. portrait, landscape) to adjust the orientation for your document

- The home tab, is available in both Microsoft word and publisher

- Page Design is available in both

Answer:

page layout

Explanation:

With today’s compilers, as compared to the past , you can write a program, compile it, and test it yourself. Basically, a compiler will report problems it finds in your code. Upon seeing the errors generated, you can correct it and recompile it until you get everything right.

Final answer:

Morrie's aphorism "What you do not want done to yourself, do not do to others" emphasizes the importance of treating others with kindness and consideration.

Explanation:

One of Morrie's aphorisms is "What you do not want done to yourself, do not do to others." This means that we should treat others with the same kindness and consideration that we would like to be treated with. It emphasizes the importance of empathy and understanding in our interactions with others.

They are several weaknesses or disadvantages of file processing systems but the major weakness is data redundancy and inconsistency. By data redundancy, I mean duplication of data. There are no better methods to validate insertion of duplicate data in file systems. Data redundancy can also increase the chance for errors.

A major weakness of many file processing systems, such as those in Microsoft Windows, is their lack of backward compatibility, forcing users to upgrade in order to access files from newer versions.

A major weakness of a lot of file processing systems is that they lack backward compatibility. In this context, 'backward compatibility' refers to the ability of a system to use files from older versions of the software. Unfortunately, when dealing with systems like Microsoft Windows software programs, they are typically upwardly compatible only. This means new versions can read and process files created with older versions, but the reverse is not true - older systems cannot read files created by newer releases. Such a scenario causes a significant inconvenience when users of older versions receive files from those with newer software, often requiring an immediate upgrade to access those files.

Sometimes the challenges with file processing systems are also related to poor initial design, making it difficult to analyze, parameterize, or communicate changes effectively. In addition, these systems may have limitations imposed by existing software and hardware requirements, leading to unavoidable obsolescence over time.

Final answer:

Brute force method tries all possible passwords until a match is found. Using strong and unique passwords and two-factor authentication enhances security.

Explanation:

Brute force is the method that tries all possible passwords until a match is found. This technique involves attempting every possible combination of letters, numbers, and symbols.

For better security, users should follow best practices for passwords such as using long, uncommon passwords that are not reused to prevent brute-force and dictionary attacks.

Implementing two-factor authentication can also enhance security by requiring an additional verification step beyond just entering a password.

Hard disk platters in personal computers typically range from 40 GB to several terabytes, with common consumer drives reaching up to 10 TB. The increase in storage capacities is due to advancements in data density and recording technologies. The technology evolution has seen gains from floppy disks to current solid-state drives.

Personal computer hard disk platters typically have storage capacities ranging from 40 GB to several terabytes. The storage capacity of a hard drive depends on several factors, including the physical size of the disk platters, the number of platters within the drive, and the density of the data that can be stored on them. Currently, it is common to find hard drives with a storage capacity of up to 10 TB for consumer use, which reflects significant advancements in storage technology, such as increased data density and improved recording techniques like longitudinal and perpendicular recording.

Magnetic storage media, such as hard drives, store data in the form of magnetization cell directions within a submicron-thin layer. As technology improves, the potential for higher storage capacities increases; however, the use of nanocrystals and other potential advancements for creating even denser memory disks is still a subject of research and development.

The evolution of memory storage devices has continued from large floppy disks to smaller and more efficient media like hard disk drives, and now to solid-state drives. Each technological leap has brought about increases in storage capacity, demonstrating the ongoing progress in digital storage technology.

Hard disk platters in personal computers have capacities ranging up to several terabytes, indicating a significant advancement in storage technology, especially with the increased data density of [tex]10^12[/tex] bits per square inch in modern hard drives.

Computer storage space is important to understand, as it influences how much data a device can hold. We see advancements in technology where hard drives now can store immense quantities of information. For instance, improved hard disk technology has enabled the development of hard drives with a recorded data density of the order of [tex]10^12[/tex] bits per square inch, leading to much greater storage capacities. A modern 2.5" hard drive may store up to 1 TB and even more. This is a significant leap from earlier days, indicating how storage technology is advancing.

Magnetic memories, utilizing longitudinal and perpendicular recording methods, have enabled huge increases in storage density. However, despite their massive capacities, hard disks are now being challenged by solid-state drives (SSDs), which provide faster and more reliable storage options. The continuous innovation in storage devices shows a trend where older storage mediums become obsolete while new technologies provide increased storage capacities and performance benefits.

The type of error has occurred is segmentation fault.

Simply put, segmentation faults are mistakes brought on by a process trying to access memory locations that it shouldn't. The kernel terminates the process by sending a segmentation violation signal when it notices strange memory access activities (SIGSEGV).

The programme accessed a memory region that was not intended for it when it encountered a signal 11 error, sometimes known as a segmentation fault.

A software package that is installed may have a defect that causes a signal 11 error, or malfunctioning hardware may also be to blame.

A hardware issue in memory on your system's bus is probably to blame if you have a fatal signal 11 error during installation. Red Hat Enterprise Linux, like other operating systems, has requirements for the hardware in your system.

Even if they function perfectly under another OS, some of this hardware might not be able to handle those demands.

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BitTorrent functions on a peer-to-peer (P2P) network structure, enabling devices to share files directly without a central server. This decentralized approach is effective for distributing large files, making BitTorrent and related Torrent sites popular for sharing diverse types of data.

BitTorrent utilizes no central server, instead opting to utilize a peer-to-peer (P2P) structure where each device connected to a network has equal access to the shared files. In a P2P network, each participant, or "peer," acts both as a client and a server, sharing portions of the file directly with other peers. This decentralized model can handle large amounts of data efficiently, making it a popular method for distributing files online, including books, music, films, and scientific data sets.

One of the key advantages of the BitTorrent protocol is its ability to distribute large files effectively without the need for a powerful central server. As more users download and share a file, the distribution network becomes faster and more resilient. This efficiency is what has made BitTorrent and associated Torrent sites a preferred choice for sharing large volumes of data across the internet.

FORTRAN is the answer.

FORTRAN is the  programming language was released first. Hence, option A is correct.

Fortran is a natively parallel programming language that transmits data across CPUs and has an intuitive array-like syntax. The same code can be run on a single CPU, a shared-memory multicore system, a distributed-memory HPC system, or a cloud-based system.

More than 50 years after its debut, Fortran, the original high-level computer language, is still in use. It is employed in the simulation of atomic structures, nanoparticles, genomes, and DNA, as well as in the study of the atmosphere and the ocean.

Fortran is a language created especially for high-performance computing. In actuality, it is still evolving and alive. Fortran is still used in high-performance computing.

Thus, option A is correct.

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Answer:

Modem

Explanation:

The Answer is a Modem

A device that converts analog signals into digital and vice versa for a computer to communicate over phone lines is called a modem.

Digital information generally consists of data that is created or prepared for electronic systems and devices such as computers, screens, calculators, communication devices. These information are stored by cloud.

The analog signals are discrete in nature and digital signals are continuous waves.

They are converted from digital to analog and vice versa with the help of a device called modem.

Thus, a device that converts analog signals into digital and vice versa for a computer to communicate over phone lines is called a modem.

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