Answer: Denormalize is the mechanism is carried out by addition of the redundant bits in the already normalized database.The data is attached in the form of attributes,adding new tables.
This technique is used in the case of previously normalized data collection which requires improvement in the performance by reducing the errors.The improvement is made by making database readable ,adding group of data in redundant form etc.
When data is to be retrieved quickly then also denormalization is used as by grouping or collecting information into a single table.
<u>Explanation:</u>
It is important to bear in mind that a penetration tester (analyst) performs a risk management role of a firm's internal system by attempting to break into an IT system.
Here are the benefits to internal systems;
- They help detect security loopholes before a cyberattack.
- They determine how vulnerable a network or computer program is.
- They advise the IT firm's security teams on how to mitigate vulnerabilities detected.
Material that has been cut or copied from a document is placed on a virtual clipboard from which it can be pasted into a document in another program is true.
(A) material that has been cut or copied from a document is placed on a virtual clipboard from which it can be pasted into a document in another program.
<u>Explanation:</u>
In computer or laptop or desktop, cutting or coping or moving and pasting images or files is done as normal operation in computer.
Virtual clipboard is used for copy or moving or cutting of media files or document or images.
Short keys are available in windows operating system to do copy or select all or cutting or pasting.
To list the virtual clipboard windows end user can get by clicking windows key + v.
Virtual clipboard can be syncing with their Hotmail account also.
Answer:
The ans will be given in the python script below. A picture of the answer is also attached
Explanation:
print("Welcome To Garage Parking Fee Calculator")
hours = float(input("Type the number of hours parked : "))
#fee per hour
rate = 2.40
#multiply rate per hour by the number of hours inputted
price = rate * hours
if price < 6:
price = 6
if price > 20:
price = 20
print("Parking fee is: $", +price)
Answer:
True
Explanation:
Forwarded events can only be recorded when systems administrators have de-established an event subscription.