A tool used for making calculations what was considered essential for engineering
and science students through the 1960s is an abacus.
The Difference engine was a calculator that operated using steam power.
In 1947, it was estimated that there would only be a need for 100 electronic
computers to satisfy the computing needs of the entire United States.
Relocating business processes, such as development and production, to lower-cost
locations is called privatizing.
The product design stage of the lifecycle of a new hardware product often takes
place under wraps.
In the maintenance stage of the hardware product life cycle, as supply and demand
for product reach an equilibrium, the manufacturer might reduce the price to keep the
product attractive to buyers.
Sometimes a software publisher releases a beta version of the software to
individuals and companies in the general public to expose the software to the widest
possible variety of computers and operating environments.
Security specialists install and configure antivirus software and firewalls.
A computer technician designs and tests new hardware products.
Contract workers can be added to company staff when needed, instead of hiring full-
time workers who might later be laid off if the company is forced to downsize.
Confidentiality is the obligation not to disclose willingly any information that should
be kept private.
RFID chips embedded in ID badges can be used to keep track of employees’
locations in an office or manufacturing facility.
A LCD generates x-rays which are considered harmful.
When using a computer, the proper position for your back is leaning forward slightly.
To combat potential health hazards associated with computer use, you should try to
take breaks every 20 minutes.
The slide rule, developed in 1621 by William Oughtred, is based on logarithms
discovered by John Napier.
Population growth and business globalization are two important factors that have
contributed to huge past investments in information technology.
First-generation computers used vacuum tube technology.
First-generation computers were characterized by custom application programs.
Assembly language and machine language are the same.
Second-generation computers were characterized by their use of operating systems.