Answer:
B. Monitor backlighting
Explanation:
The computer system is a machine that can digitally receive input, process the inputted data and display and save results. The computer system is a physical system driven by a software component.
The computer hardware components are classified as input unit or devices, output unit, memory and storage unit, and processing unit. The screen is an output unit of the computer system, it displays the output or result of the processed data.
The power supply to the screen, in this context, is not faulty due to the other screen used in testing the supply and input connectors. The back light on the screen has failed and that is why the brightness can not be adjusted.
Answer:
a. file-naming conventions
Explanation:
File names need to follow certain criteria and constraints. Examples include:
- File names must not start with special symbols.
- File names can consist of letters,digits and special characters such as _.
- File name can contain an extension after a dot sign.
- File names must not be duplicates of an existing file.
Such constraints form part of file-naming conventions.
- file-path represents the complete path to the file in the directory structure.
- disk partition segments a hard disk into multiple volumes.
- file-path starts from the root directory and spans one or more subdirectories to the location of the actual file.
Answer: Database Administrator.
A Database Administrator is responsible for any design and implementation of a database in a system. They are also the people who make sure that they can secure and manage all the data in their system to avoid any problems that may occur during its usage.
They also are responsible for keeping track of changes and the accessibility of the users that will be inputting data into the database. This most especially applies to databases that are meant to keep client information and transactions for most companies.
Answer:
Option B is Correct.
Explanation:
Thermal paste is used in the CPU motherboard to reduce the heat.
Thermal paste is a heat observing coating that is used to make the system cool when it is heated much by working for a long time.
Thermal paste is also used in heat sink in CPU and CPU passes the air in the heat sink to make the temperature normal.
Thermal paste is very useful which installing any processor otherwise which running, the temperature will be increased in the absence of the thermal paste.
It is used to maintain the empty place between the motherboard and the processor.
