DES works by using the same key to encrypt and decrypt a message, so both the sender and the receiver must know and use the same private key. Once the go-to, symmetric-key algorithm for the encryption of electronic data, DES has been superseded by the more secure Advanced Encryption Standard (AES) algorithm.
Answer:
A. they can skip whole segments of the software development process.
Explanation:
A software development process refers to the process of dividing software development work into various phases for product management, project management and to improve the design.
Vendors who use open source as part of their product offerings can expect to bring new products to the market faster because they can skip whole segments of the software development process.
They don't have to go through different phases of software development.
Answer:
sed '/march/{d;}' birthdays.txt > result
.txt
Explanation:
sed syntax is basically:
<em>sed '/expression/{command;command;...;}' inputfile > outputfile</em>
- First, for the expression part, we use /march/ to match all lines containing that string.
- Then for the command part, we only use {d} command to delete every matching line found.
- The third part contains the input file to process, I have named it birthdays.txt, but it could have been any other file needed.
- Finally "> result
.txt" makes the script output to be saved into a file named result.txt
Answer:
Argentina se creó tras su independencia respecto de España el 9 de julio de 1816, tras 6 años de guerra por la independencia del país, donde líderes como Manuel Belgrano, Martín Miguel de Güemes y José de San Martín derrotaron a los españoles.
La unidad nacional de los argentinos, a su vez, se originó tras las invasiones inglesas de 1806 y 1807, y se consolidó tras la conquista de España por parte de los Bonaparte, que dio origen a la Revolución de Mayo de 1810, donde los argentinos decidieron imponer un gobierno propio.
