Answer:
8/3 hours
Explanation:
For this question, let us say that 1 job contains 240 files
Computer X does this job in 4 hours
Computer Y does the same job in 8 hours
All we need to find is how long it will take both computers to finish the job
Now we apply the basic combined work formula, which is
Combined Time = (time a * time b)/(time a + time b)
And we known that time a = 4 hrs,
We then substitute this values into the equation to get
Combined time = (4*8)/(4+8)
= 32/12
= 8/3 hours
Answer: D)The pattern of blood vessels at the back of the eye.
Explanation: The retinal scan is the techniques which is used in the bio-metric mechanism.The scanning of the retina's blood vessel pattern is capture by the scanner is the unique technique which is used for bio-metric purpose.
Blood vessel pattern is capture because it is present in unique form for every person and will help in distinguishing a person from another person while scanning.
Other options are incorrect because light reflection or reaching near retina and light pattern are not the unique way for identification while scanning a person.Thus the correct option is option(D).
Option A. is the correct answer the other three are not professional behaviour if you would like an explanation as to why they are not just comment
Answer:
Sheave wheel and hoist cable
Explanation:
The sheave wheel is a pulley wheel that sits above the mine shaft. The hoist cable passes over the sheave wheel and then down the shaft of the mine. The sheave wheel reduces the sliding friction of the mine cable. The head frame is the structure that supports the sheave wheel.
Question:
Within the sites that support disaster recovery, __________ is a separate facility that does not have any computer equipment but is a place where employees can move after a disaster.
A) disaster site
B) hot site
C) warm site
D) cold site
Answer:
The correct answer is answer is D)
Explanation:
A cold site is a business location that is utilised as a backup in the event of a disruptive operational disaster at the normal business site. A cold site is an office, but it does not always have the necessary equipment to resume prompt operations. The business paying for the cold site, provides and installs this equipment.
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