Data Science Basics All MCQ part-3

Que.Which of the following technique comes under practical machine learning?
a. Bagging
b. Boosting
c. Forecasting
d. None of the mentioned
Discussion
Que.Point out the wrong statement.
a. Simple linear regression is equipped to handle more than one predictor
b. Compound linear regression is not equipped to handle more than one predictor
c. Linear regression consists of finding the best-fitting straight line through the points
d. All of the mentioned
Discussion
Que.Which of the following technique is also referred to as Bagging?
a. Bootstrap aggregating
b. Bootstrap subsetting
c. Bootstrap predicting
d. All of the mentioned
Discussion
Que.Which of the following is characteristic of Raw Data?
a. Data is ready for analysis
b. Original version of data
c. Easy to use for data analysis
d. None of the mentioned
Discussion
Que.Standard normal RVs are always labelled as Z.
a. True
b. False
c. May be True or False
d. Can’t say
Discussion
Que.Which of the following CLI command can also be used to rename files?
a. rm
b. mv
c. rm -r
d. none of the mentioned
Discussion
Que.Point out the correct statement.
a. CLI can help you to organize messages
b. CLI can help you to organize files and folders
c. Navigation of directory is possible using CLI
d. None of the mentioned
Discussion
Que.Which of the following command allows you to change directory to one level above your parent directory?
a. cd
b. cd.
c. cd..
d. none of the mentioned
Discussion
Que.Which of the following is not a CLI command?
a. delete
b. rm
c. clear
d. none of the mentioned
Discussion
Que.Point out the wrong statement.
a. Command is the CLI command which does a specific task
b. There is one and only flag for every command in CLI
c. Flags are the options given to command for activating particular behaviour
d. All of the mentioned
Discussion