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NEW QUESTION: 1
You have a Python data frame named salesData in the following format:
The data frame must be unpivoted to a long data format as follows:
You need to use the pandas.melt() function in Python to perform the transformation.
How should you complete the code segment? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

Answer:
Explanation:

Explanation

Box 1: dataFrame
Syntax: pandas.melt(frame, id_vars=None, value_vars=None, var_name=None, value_name='value', col_level=None)[source] Where frame is a DataFrame Box 2: shop Paramter id_vars id_vars : tuple, list, or ndarray, optional Column(s) to use as identifier variables.
Box 3: ['2017','2018']
value_vars : tuple, list, or ndarray, optional
Column(s) to unpivot. If not specified, uses all columns that are not set as id_vars.
Example:
df = pd.DataFrame({'A': {0: 'a', 1: 'b', 2: 'c'},
'B': {0: 1, 1: 3, 2: 5},
'C': {0: 2, 1: 4, 2: 6}})
pd.melt(df, id_vars=['A'], value_vars=['B', 'C'])
A variable value
0 a B 1
1 b B 3
2 c B 5
3 a C 2
4 b C 4
5 c C 6
References:
https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.melt.html

NEW QUESTION: 2
Downlink Control Information (DCI: Downlink Control Information) has multiple formats for transmitting different control information. Which format is used to transmit PUSCH scheduling authorization information?
A. format 0
B. format 1
C. format 2A
D. format 1B
Answer: A

NEW QUESTION: 3
Your customer wants to implement SVM DR, but the customer is not certain whether the identity-preserve parameter should be enabled. The customer explains that the source and destination clusters are in different network subnets.
In this scenario, which SVM DR solution should the customer use?
A. SVM DR using the identity-preserve parameter disabled and the default SnapMirror policy.
B. SVM DR with the identity-preserve parameter enabled and the default SnapMirror policy.
C. SVM DR using the identity-preserve parameter enabled and then administratively take the data LIFs offline on the DR cluster.
D. SVM DR with the identity-preserve parameter enabled and a SnapMirror policy with the discard-configs network parameter.
Answer: B

NEW QUESTION: 4
Which utility should an administrator use to verify library device functionality?
A. tpext
B. nbdevquery
C. bpmedia
D. tpconfig
Answer: C