TESTING: New edge Trustworthiness
Testing is new edge practice to check
the trustworthiness, usability, accessibility, performance, security, etc. This
is done to check either it’s error free or not. It involves execution of
a software component or system component to evaluate one or more properties of
Software testing also used to identify
each error, missing requirement in actual software, etc. It could be done
either manually or through some automated software. It also named as White box Testing,
Black Box testing. That’s why Software testing is also known as verification of
Software under Test.
Why is Software Testing Important?
is important because software bugs could be expensive or even dangerous.
Software bugs can potentially cause monetary and human loss, and history is
full of such examples.
April 2015, Bloomberg terminal in London crashed due to software glitch
affected more than 300,000 traders on financial markets. It forced the
government to postpone a 3bn pound debt sale.
cars have to recall over 1 million cars from the market due to software
failure in the airbag sensory detectors. There has been reported two
accident due to this software failure.
was forced to close about 60 percent of stores in the U.S and Canada due
to software failure in its POS system. At one point store served coffee
for free as they unable to process the transaction.
of the Amazon’s third party retailers saw their product price is reduced
to 1p due to a software glitch. They were left with heavy losses.
in Window 10. This bug enables users to escape from security sandboxes
through a flaw in the win32k system.
2015 fighter plane F-35 fell victim to a software bug, making it unable to
detect targets correctly.
Airlines Airbus A300 crashed due to a software bug on April 26, 1994,
killing 264 innocent live
1985, Canada’s Therac-25 radiation therapy machine malfunctioned due to
software bug and delivered lethal radiation doses to patients, leaving 3
people dead and critically injuring 3 others.
April of 1999, a software bug caused the failure of a $1.2 billion
military satellite launch, the costliest accident in history
may of 1996, a software bug caused the bank accounts of 823 customers of a
major U.S. bank to be credited with 920 million US dollars.