Question

In: Computer Science

A subquery can select which of the following in MySQL? (Select all that apply) • A...

A subquery can select which of the following in MySQL?

(Select all that apply)

• A single row and a single column

• Multiple rows with a single column

• Mutiple rows and multiple colmns

• A single row with multiple columns

Solutions

Expert Solution

ANSWER

• A single row and a single column

• Multiple rows with a single column

EXPLANATION

It returns one column only

So, number of rows can be single or multiple


Related Solutions

In which of the following situations can multiple regression be performed? Select all that apply. Select...
In which of the following situations can multiple regression be performed? Select all that apply. Select all that apply: predicting next year's salary of a free-agent baseball player, given the player's previous season's salary and the player's age predicting the price of a book, in dollars, given the number of pages predicting a 40-year-old man's height, in centimeters, given his shoe size and his weight, in kilograms predicting the grade of a research paper (out of 100 points), given the...
Which of the following scenarios contain nonbiased samples? Select all that apply. Select all that apply:...
Which of the following scenarios contain nonbiased samples? Select all that apply. Select all that apply: To estimate the mean height of students at her school, Kelly collects data by selecting a random group of students within her classroom. Elizabeth wants to estimate the mean grade point average of students at her school. She collects data by recording the grade point average of every 25th student on the list of students after a randomly selected first student. Andrew wants to...
Which of the following are ways dinoflagellates can get energy? Select all that apply. Select one...
Which of the following are ways dinoflagellates can get energy? Select all that apply. Select one or more: a. Lecithotrophy b. Penducle feeding c. Photosynthesis d. Pallium feeding e. Phagotrophy f. Nematocysts
Which of the following statements is incorrect? Select all that apply.
 Which of the following statements is incorrect? Select all that apply. The eukaryotic ribosome uses both the 5' cap and the 3' tail to correctly position the ribosome on the initation codon GTP is hydrolyzed by aminoacyl-tRNA synthetases to prepare amino acids for attachment to tRNAs The peptidyl-transferase activity of the ribosome is catalyzed by one of the protein domains of the large ribosomal subunit The Shine-Dalgarno consensus sequence is located downstream of the initiation codon and base pairs with the 16S rRNA of...
Which of the following statements are/is true? Select all that apply. A. Stateful inspection firewalls can...
Which of the following statements are/is true? Select all that apply. A. Stateful inspection firewalls can detect SYN attacks. B. Both application-level and circuit-level gateways do not allow a direct end-to-end connection between the connecting parties. C. Stateful inspection firewalls, circuit-level gateways and application-level gateways provide reactive network defense, whereas packet filtering firewalls provide proactive network defense.
Which of the following are true statements about ketones? Select all that apply: Acetone can be...
Which of the following are true statements about ketones? Select all that apply: Acetone can be used as a solvent for lacquer (including fingernail polish). They each contain a functional group in the middle of a carbon chain with the structure −CO. They are named using the suffix -al. They are named using the suffix -one.
Which of the following compounds cannot form a pyranose? Select all that apply. Select all that...
Which of the following compounds cannot form a pyranose? Select all that apply. Select all that apply from the following: D-allose D-altrose D-­arabinose D-erythrose D-erythrulose D-fructose D-­galactose D-­glucose D-­glyceraldehyde D-­gulose D-idose D­‐lyxose D-­mannose D‐psicose D-ribose D-ribulose D-­sorbose D-tagatose D-talose D-­threose D‐xylose D-­xylulose None of the above
Which of the following homeostatic processes requires calcium? (Select all that apply.) Check All That Apply...
Which of the following homeostatic processes requires calcium? (Select all that apply.) Check All That Apply neural communication blood clotting bone repair and growthbone repair and growth production of gametesproduction of gametes muscle contraction
Which of the following statements are correct (Select all that apply): Select one or more: A....
Which of the following statements are correct (Select all that apply): Select one or more: A. An income statement reports on financing activities. B. A balance sheet reports on investing and financing activities. C. The statement of cash flows reports on cash flows from operating, investing, and financing activities over a period of time. D. A balance sheet reports on a company's assets and liabilities over a period of time. E. The statement of equity reports on changes in the...
Which of the following statements are correct (Select all that apply): Select one or more: A....
Which of the following statements are correct (Select all that apply): Select one or more: A. A balance sheet reports on investing and financing activities. B. An income statement reports on financing activities. C. The statement of equity reports on changes in the accounts that make up equity. D. The statement of cash flows reports on cash flows from operating, investing, and financing activities over a period of time. E. A balance sheet reports on a company's assets and liabilities...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT