Answer:
Answer explained below
Explanation:
a. A country has a capital city.------------ aggregation(city is part of country)
b. A dining philosopher uses a fork. ----------- association(philosopher and fork are different entities)
c. A file is an ordinary file or a directory file. ------- generalization( both ordinary and directory files are having attributes of files)
d. Files contain records.--------- aggregation( records are part of File)
e. A polygon is composed of an ordered set of points. ----------- aggregation( points are parts of polygon)
f. A drawing object is text, a geometrical object, or a group. --------- generalization( text and geometrical objects are drawing object)
g. A person uses a computer language on a project. -------- aggregation( person and computer language are part of project)
h. Modems and keyboards are input/output devices. -------- aggregation( Modems and keyboards both are I/O devices)
i. Classes may have several attributes.------- aggregation( attributes are part of classes)
j. A person plays for a team in a certain year. ----------- aggregation(player is part of team)
k. A route connects two cities. --------- aggregation( route consists of two cities)
l. A student takes a course from a professor. ----------- association( student and course are separate entities)
Answer:
Examples of input devices include keyboards, mouse, scanners, digital cameras, joysticks, and microphones.
Explanation:An input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance.
The thing to look for is compatible RAM, Processor and motherboard. Then I would choose my graphics card, hard drive, etc.
Answer:
The answer to this question is given below in the explanation section
Explanation:
The correct answer to this question is: it used a more English-like syntax.
The software developer use high-level language to develop or author the program because it is more likely to English syntax and it would be easy for a software developer to author a program easily instead of using low level language and remembering ones and zeros.
Other options are not correct because:
It can be used on computers without microprocessors: Each computer has a microprocessor either you develop a program using high-level or low-level languages. Changes and modifications are easy in high-level language than in low-level languages. so, the option that prevents anyone from making changes to the software later is wrong. However, high-level languages are less complicated in learning and in authoring the programs but it does not use zeros and ones, it uses English-like syntax. So, the last option is also wrong.
