Answer:
A. Define boundaries
C. Deny access
D. Delay access
Explanation:
A barrier is a material or structure used to prevent or block access. Barriers can either be natural or structural and are used for many purposes usually for security reasons. The following are functions of barriers either natural or structural:
- Define areas of boundaries
- Delay or slow access. Example is the use of speed bumps to slow down vehicles.
- Provide access to entrances such as the use of gates
- Deny access to unauthorized personnel and allowing authorized personnel.
is where the term ‘App’ comes from. It is any piece of software that allows us to actually ‘use’ the computer. For example, it may be a word processor, web browser, spreadsheet software or even just a game. Application software relates to the user rather than the hardware
Answer:
A. 50 percent
Explanation:
The correct option is - A. 50 percent
Another preventive measure you can take is to maintain the relative humidity at around 50 percent. Be careful not to increase the humidity too far—to the point where moisture starts to condense on the equipment.
Answer:
over heating
Explanation:
in computers dust acts as a blanket which traps heat, excessive heat causes components to burn up and short out
Answer:
A Caesar Cipher is a basic encryption type.
Explanation:
Its implementation is very easy and straightforward. It uses a one-to-one of characters in a character set. The input needed is the plain-text message and the encryption number.
For example, using the character set A-Z, encrypting the text CS IS COOL using the key of 3 generates FV LV FRRO. What has been done here is to take each character in the plain-text message and move it by "encryption number steps" in the character set.
