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Last updated on 25th Sep 2020, Uncategorized
Questions & Answers
Questions & Answers
Questions & Answers
Questions & Answers
Questions & Answers
Here is a list of Top 50 R Interview Questions and Answers you must prepare. This blog covers all the important questions which can be asked in your interview on R. These R interview questions will give you an edge in the burgeoning analytics market where global and local enterprises, big or small, are looking for professionals with certified expertise in R.
| Data Structure | Description |
|---|---|
| Vector | A vector is a sequence of data elements of the same basic type. Members in a vector are called components. |
| List | Lists are the R objects which contain elements of different types like − numbers, strings, vectors or another list inside it. |
| Matrix | A matrix is a two-dimensional data structure. Matrices are used to bind vectors from the same length. All the elements of a matrix must be of the same type (numeric, logical, character, complex). |
| Dataframe | A data frame is more generic than a matrix, i.e different columns can have different data types (numeric, character, logical, etc). It combines features of matrices and lists like a rectangular list. |
- > students <- c(“s1″,”s2″,”s1″,”s3″,”s3″,”s2”)
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- 1. Computing
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- 1. Computing
- 2. Storage
- 3. Networking