Understanding Snowflake Data Types

Understanding Snowflake Data Types

Assessment

Passage

Information Technology (IT)

11th Grade

Practice Problem

Hard

Created by

Tausamoyo Hernaes

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of explicit casting in Snowflake?

To convert a VARCHAR to a TIMESTAMP using the TIME_SLICE() function

To automatically convert data types when necessary

To handle date and time information

To represent spatial features on the Earth's surface

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following data types in Snowflake are synonymous with NUMBER?

INT, INTEGER, BIGINT, SMALLINT, TINYINT, BYTEINT

FLOAT, FLOAT4, FLOAT8, DOUBLE, DOUBLE PRECISION, REAL

DATE, TIME, TIMESTAMP

GEOGRAPHY, GEOMETRY

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the default precision and scale for the NUMBER data type in Snowflake?

(38,0)

(10,2)

(20,5)

(15,3)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which Snowflake data type is ideal for storing longitude and latitude coordinates?

GEOGRAPHY

GEOMETRY

NUMBER

VARCHAR

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main difference between GEOGRAPHY and GEOMETRY data types in Snowflake?

GEOGRAPHY models the Earth as a sphere, while GEOMETRY uses a planar coordinate system

GEOGRAPHY supports 3D coordinates, while GEOMETRY supports 2D coordinates

GEOGRAPHY is used for numerical data, while GEOMETRY is used for text data

GEOGRAPHY is for temporal data, while GEOMETRY is for spatial data

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A repository of data that's controlled by one department or business unit and isolated from the rest of an organisation, much like grass and grain in a farm silo are closed off from outside elements is a

7.

CATEGORIZE QUESTION

3 mins • 1 pt

Organise these options into the right categories

Groups:

(a) numeric

,

(b) text

,

(c) temporal

,

(d) geospatial

income

code

age

weight

addresses

email

date

coordinates

year

temperature

duration

region

name

eye colour

address

time

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