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Question
Spammers can defeat the registration process of free e-mail services by launching a coordinated bot attack that can sign up for thousands of email accounts. A partial solution to this problem is the use of__________ to ensure that only humans obtain free accounts.Answer
This answer is hidden. It contains 7 characters.
Related questions
Q:
The__________ is a small, inexpensive computer with either 256 MB or 512 MB of RAM, a 700 MHz processor, one or two USB ports, and an Ethernet port–but no case and no monitor.
a. OLPC XO
b. Raspberry Pi
c. Simputer
d. Classmate PC
Q:
In 2006, __________ introduced a low-cost laptop called the Classmate PC.
a. IBM
b. Apple
c. Intel
d. Microsoft
Q:
It can take__________ for IT investment to result in a significant increase in productivity.
a. less than three years
b. more than 10 years
c. five to seven years
d. only a few months
Q:
__________ involves acquiring data, sound, images, and video from a patient and then transmitting everything to a medical specialist for later evaluation.
a. Live telemedicine
b. Remote monitoring
c. Store-and-forward telemedicine
d. Inpatient consultation
Q:
The__________ is a low-cost laptop introduced by Intel and Lenovo designed for use in kindergarten through high school classrooms in developing countries.
a. Raspberry Pi
b. OLPC XO
c. Classmate+
d. Simputer
Q:
Doctors were among the first large groups to start using personal digital assistants (PDAs) on the job.
a. True
b. False
Q:
Patient involvement with remote doctors may have a positive effect on the local doctors' relationships with their patients.a. Trueb. False
Q:
Health, crime, and other emergencies could be resolved more quickly if a person in trouble had easy access to a communications network.
a. True
b. False
Q:
A University of Chicago study found no evidence that the EÂRate program had any effect on students' performance on any of the six subjects covered in the Stanford Achievement Test.
a. True
b. False
Q:
The most widely used measurement of the material standard of living is__________ .
Q:
The standard of living varies greatly among groups within a country as well as from nation to nation. a. True b. False
Q:
Oil companies are increasingly relying on__________ to connect a nurse or EMT on an oil platform to emergency physicians at a major medical center.a. electronic consultationb. remote monitoringc. store-and-forward telemedicined. live telemedicine
Q:
The PricewaterhouseCoopers LLP Health Research Institute estimated that a 500-bed hospital could receive __________ in HITECH incentives to purchase, deploy, and maintain an EHR system.a. $6.1 millionb. $296,000c. $3.2 milliond. $800 billion
Q:
One of the fundamental ways in which companies can try directly to increase productivity is by__________ . a. increasing the amount of input required to produce a given outputb. selling smaller quantities of goods to decrease capacityc. decreasing the value of the output produced by a given amount of inputd. consolidating operations to better leverage economies of scale
Q:
In the early days of IT in the 1960s, productivity improvements were difficult to measure.a. Trueb. False
Q:
Define reliability.
Q:
Discuss intentional misrepresentation.
Q:
What are the standards that the warranty of merchantability requires to be met?
Q:
In the awarding of software contracts, particularly by the federal government, organizations that bid on a contract may be required to have adopted__________ and to be performing at a certain level.
Q:
__________ defines five levels of software development maturity and identifies the issues that are most critical to software quality and process improvement.
Q:
If an organization follows widely accepted development methods, __________ on its part is hard to prove.
Q:
The use of software introduces__________ that concern many executives.
Q:
__________ are defined as a set of interrelated components that include hardware, software, databases, networks, people, and procedures that collect data, process it, and disseminate the output.a. Management information systemsb. Decision support systemsc. Business information systemsd. Data information systems
Q:
In the context of development of safety critical systems, if an undesirable event has a one percent probability of occurring, a 25 percent chance of going undetected, and a potential cost of $1,000,000, then the risk can be calculated as__________.
a. $5000
b. $7000
c. $2500
d. $9500
Q:
In the context of the Capability Maturity Model Integration maturity levels, the percentage of organizations at the managed maturity level is__________ .
a. 8
b. 7
c. 9
d. 1
Q:
After an organization decides to adopt__________ , it must conduct an assessment of its software development practices to determine where they fit in the capability model.
a. QA
b. software development methodology
c. software quality management
d. CMMI-DEV
Q:
One approach to quality assurance is to test the code for a completed unit of software by actually entering test data and comparing the results with the expected results in a process called__________.
a. dynamic testing
b. user acceptance testing
c. integration testing
d. static testing
Q:
__________ can be oral, written, or inferred from the seller's conduct.
a. Indemnity
b. Strict liabilities
c. Warranty tolling
d. Express warranties
Q:
In the context of maturity level distribution across a large sample of organizations, the percentage of organizations at the initial maturity level is 36.
a. True
b. False
Q:
Unethical companies cannot use H-1B visas to exploit the average salary requirements for H-1B workers.
a. True
b. False