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3 simple steps to get you started

Step 1. Watching this 55 seconds tutorial

Step 2. Get

Your Chrome Extension

Start your 55 seconds tutorial.

Step 3. Get data in a few clicks

Get data from any page you want to get data from.

Need more help?

Need to talk to someone? Contact us—we’d love to help.

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tutorialslink.com
SQL MCQ (Multiple Choice Questions) With Answers | Tutorials Link

By
Jeremy Tan
12
Use for Free
  • Data Set Preview
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Harvested on
27
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CSV JSON HTML Changes
Questionoption_1option_2option_3option_4answerorigin_patternorigin_urlcreatedAtupdatedAtpingedAt
Q10. What is the purpose of the SQL AS clause?The AS SQL clause is used to change the name of a column in the result set or to ...The AS clause is used with the JOIN clause onlyThe AS clause defines a search conditionAll of the mentionedAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q11. Which of the following is a legal expression in SQL?SELECT NULL FROM SALES;SELECT NAME FROM SALES;SELECT * FROM SALES WHEN PRICE = NULL;SELECT # FROM SALES;Bhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q12. DCL provides commands to perform actions likeChange the structure of TablesInsert, Update or Delete Records and ValuesAuthorizing Access and other control over DatabaseNone of AboveChttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q13. The COUNT function in SQL returns the number of _____ValuesDistinct valuesGroup ByColumnsAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q14. Which data type can store unstructured data in a column?RAWCHARNUMERICVARCHARAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q15. A SQL query will not work if there are no indexes on the relations - Is it t...NOYESBhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q16. Table Employee has 10 records. It has a non-NULL SALARY column which is also...10950https://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q18. The SQL statement - SELECT ROUND(45.926, -1) FROM DUAL;is illegalprints garbageprints 045.926prints 50Bhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q19. Which of the following must be enclosed in double-quotes?DatesColumn AliasStringsAll of the aboveAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q2. Which SQL keyword is used to retrieve a maximum value?MOSTTOPMAXUPPERChttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q21. A subquery in an SQL SELECT statement is enclosed in:parenthesis -- (...).brackets -- [...].CAPITAL LETTERS.braces -- {...}.Bhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q22. The result of a SQL SELECT statement is a ______.filereporttableformBhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q23. In an SQL SELECT statement querying a single table, according to the SQL-92 ...all columns of the table are to be returned.all records meeting the full criteria are to be returned.all records with even partial criteria met are to be returned.None of the above is correct.Ahttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q24. The HAVING clause does which of the following?Acts EXACTLY like a WHERE clause.Acts like a WHERE clause but is used for columns rather than groups.Acts like a WHERE clause but is used for groups rather than rows.Acts like a WHERE clause but is used for rows rather than columns.Chttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q25. Which of the following do you need to consider when you make a table in SQL?...Data typesPrimary keysDefault valuesAll of the above.Ahttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q3. Which of the following SQL clauses is used to DELETE tuples from a database t...DELETEREMOVEDROPCLEARAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Dhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q1. Which SQL function is used to count the number of rows in a SQL query?COUNT()NUMBER()SUM()COUNT(*)Dhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q17. The SQL statement - SELECT SUBSTR('abcdefghij', INSTR('123321234', '2', 3, 2...gh23bcabhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q20. Which of the following command makes the updates performed by the transactio...ROLLBACKCOMMITTRUNCATEDELETEDhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q4. _____removes all rows from a table without logging the individual row deletio...DELETEREMOVEDROPTRUNCATEDhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q5. Which of the following is not a DDL command?UPDATETRUNCATEALTERNone of the MentionedAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q6. Which of the following are TCL commands?UPDATE and TRUNCATESELECT and INSERTGRANT and REVOKEROLLBACK and SAVEPOINTDhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q7. ___ is not a category of SQL command.TCLSCLDCLDDLBhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q8. If you don’t specify ASC or DESC after a SQL ORDER BY clause, the following i...ASCDESCThere is no default valueNone of the mentionedAhttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Q9. Which of the following statement is true?DELETE does not free the space containing the table and TRUNCATE free the space c...Both DELETE and TRUNCATE free the space containing the tableBoth DELETE and TRUNCATE does not free the space containing the tableDELETE free the space containing the table and TRUNCATE does not free the space c...Ahttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Chttps://tutorialslink.com/Articles/SQL-MCQs/1834https://tutorialslink.com/Articles/SQL-MCQs/18342021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC2021-09-13 07:19:52 UTC
Data source unique ID
n96541_2c4bf174fd19d21c6de798acd4ba1befeses
Privacy
Public
Last ran status
COMPLETED
Last ran
2021-09-13 07:19:52 UTC
Crawl Frequency
Not scheduled
Urls to Monitor
Use default URL in recipe

Sample code snippets to quickly import data set into your application

For more information on how to automatically trigger an import please reference our WebHook API guide


Integrating with Java

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.Arrays;

public class HelloWorld {
  public static void main(String[] args) {

    try {
      URL urlCSV = new URL(
        "https://cache.getdata.io/n96541_2c4bf174fd19d21c6de798acd4ba1befeses/latest_all.csv"
      );

      URLConnection urlConn = urlCSV.openConnection();
      InputStreamReader inputCSV = new InputStreamReader(
        ((URLConnection) urlConn).getInputStream()
      );
      BufferedReader br = new BufferedReader(inputCSV);

      String line;
      String[] fields;
      while ((line = br.readLine()) != null) {
        // Each row
        fields = line.split(",");
        System.out.println(Arrays.toString(fields));

      }
      // clean up buffered reader
      br.close();


    } catch (Exception e) {
      System.out.println(e.getMessage());
    }
  }   
}


Integrating with NodeJs

const csv     = require('csv-parser');
const https   = require('https');
const fs      = require('fs');

const file = fs.createWriteStream("temp_download.csv");
const request = https.get(
  "https://cache.getdata.io/n96541_2c4bf174fd19d21c6de798acd4ba1befeses/latest_all.csv", 
  function(response) {
    response.pipe(file);
  }
);

file.on('finish', function() {
  file.close();
  fs.createReadStream('temp_download.csv').pipe(csv()).on('data', (row) => {
    // Each row
    console.log(row);

  }).on('end', () => {
    console.log('CSV file successfully processed');

  });
});



Integrating with PHP

$data = file_get_contents("https://cache.getdata.io/n96541_2c4bf174fd19d21c6de798acd4ba1befeses/latest_all.csv");
$rows = explode("\n",$data);
$s = array();
foreach($rows as $row) {

  # Each row
  var_dump( $row);
  
}


Integrating with Python

import csv
import urllib2

url = 'https://cache.getdata.io/n96541_2c4bf174fd19d21c6de798acd4ba1befeses/latest_all.csv'
response = urllib2.urlopen(url)
cr = csv.reader(response)

for row in cr:
  # Each row
  print row


Integrating with Ruby

require 'open-uri'
require 'tempfile'
require 'csv'

temp_file = Tempfile.new( "getdata", :encoding => 'ascii-8bit')
temp_file << open("https://cache.getdata.io/n96541_2c4bf174fd19d21c6de798acd4ba1befeses/latest_all.csv").read
temp_file.rewind

CSV.foreach( open(uri), :headers => :first_row ).each do |row|      
  # Each row
  puts row
end

Jeremy Tan owner
Mathew Joseph
nandha gopal
Fahim Gazipura
Quang Thiện Trần
Jizo Arakkal Poulose
trabelsi seif
Magnus Bot
Eslam Elsaid
engnaia
ushini attanayake

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