There are lots of different peripherals of computer systems. Some examples are listed below:
Input:
Keyboard
Mouse
Video Camera
Microphone
Joystick
Scanner
Output:
Monitor
Projector
Printer
Speakers
Any external device that gives input to or gets output from the computer is a peripheral.
Answer:
It is the SQL of WWW. Or in other words, it is the web tool that helps the users in locating the required information on the WWW. Various top search engines are like Google, MSN, and Yahoo. And the information that is gathered by the spider is used for creating the searchable index for the content on the web. This spider crawls according to the search engine algorithm and that is known as web crawling.
Explanation:
Please check the answer section.
Answer:
B. Create a lookup relationship to indicate that a person has an employer
Explanation:
Programmers are professional who build computer softwares.
Creating a lookup relationship to indicate that a person has an employer is the data model used to track the data of a developer creating an enhancement to an application that will allow people to be related to their employer. This data model allows for 25people per object.
Answer:
d.) black-box testing
Explanation:
Software testing can be regarded as procedures/process engage in the verification of a system, it helps in detection of failure in the software, then after knowing the defect , then it can be corrected. Black Box Testing can be regarded as a type of software testing method whereby internal structure as well as design of the item under test is not known by one testing it. In this testing internal structure of code/ program is unknown when testing the software, it is very useful in checking functionality of a particular application. Some of the black box testing techniques commonly used are; Equivalence Partitioning, Cause effect graphing as well as Boundary value analysis. It should be noted that the purpose of black-box testing is to isolate the behavior of a given component of software.
What do you mean pieces? Like Laptop components? If so then motherboard,ram,cpu, and psu for a basic laptop so 4 I guess (5 if you want to include a gpu).