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3 years ago

What is a problem? Give an example of abusiness problem and discuss how acomputer-based information system couldsolve it.

Computers and Technology

1 answer:

Naily [24]3 years ago

7 0

Answer:

A problem is a challenging task or process that needs resources not available to the individual or group responsible for the task.

An example of a business problem is data analysis.

Explanation:

A business enterprise is driven by profit making. Investing in a business opportunity requires or demands for feasibility study. Without the right computer skills, a company dives into various physical forms of survey like giving questionnaires to potential clients.

This form of survey requires a lot of time and money that should be invested in other assets in the company and the data acquired, sometimes is not enough to make long term business decisions.

On the other hand, when a spreed sheet application is used (like microsoft excel) by a business data analyst with big data and data visualization skills, large data could be accessed online and analysed of a fast and efficient descriptive and predictive analysis for long term business decisions.

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Assume that x is a string variable has been given a value. Write an expression whose value is true if and only if x is an hexade

Lady bird [3.3K]

Answer:

import string

all(c in string.hexdigits for c in s)

Explanation:

The hexadecimal number system, often abbreviated as "hex", is a numeral system which consist of 16 symbols (base 16). The standard numeral system we are all use to, called decimal (base 10) and utilizes ten symbols: 0,1,2,3,4,5,6,7,8,9.

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the second expression iterate through the digit in s and confirm if they all are within the rage of 0 -9 ad A -F. If yes , it returns True and else, it returns false

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Answer:

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3 years ago

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A the answer is yes

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3 years ago

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3 years ago

Which of the following is not a valid SQL command? (Points : 2) UPDATE acctmanager SET amedate = SYSDATE WHERE amid = 'J500';

Volgvan

Answer:

UPDATE acctmanager WHERE amid = 'J500';

Explanation:

The statement written above is not valid SQL statement because there is no SET after UPDATE. Update is always used with SET.If you are updating something then you need to specify the value with which that value should be replaced.

UPDATE acctmanager SET amname = UPPER(amname);

This statement does not contains WHERE clause but it will run all the values of amname column will get updated in the table acctmanager.

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