Database Administration Questions


Q:

Visible light has a higher frequency than

A) Radio waves B) X rays
C) Ultra violet D) All the above
 
Answer & Explanation Answer: A) Radio waves

Explanation:

Radio waves have much longer wavelengths and lower frequencies than do visible light waves. In contrast, X-rays have much shorter wavelengths and higher frequencies. 

Ultraviolet Light (UV). part of the electromagnetic spectrum that consists of waves with frequencies higher than those of visible light and lower than those of x-rays.

Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

2 3457
Q:

Carbon in the ocean originates from the atmosphere.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

True, the carbon in the ocean originates from the atmosphere. The oceanic surface water absorbs the carbon dioxide gas from the atmosphere and dissolves in it.

Report Error

View Answer Workspace Report Error Discuss

0 3454
Q:

A Transparent DBMS

A) Keep its logical structure hidden from users B) Can access control
C) Keeps its physical structure hidden from users D) Can not hide sensitive information from users
 
Answer & Explanation Answer: C) Keeps its physical structure hidden from users

Explanation:

DBMS :: Database Managemet System.

A DBMS which keeps its physical structure hidden from the user is known as a transparent DBMS.

Report Error

View Answer Report Error Discuss

2 3448
Q:

What is the term used in tennis when the score is 40-40?

A) Ace B) Led
C) Deuce D) Tie
 
Answer & Explanation Answer: C) Deuce

Explanation:

When both sides have won the same number of points then: when each side has won one, or two, points, the score is described as "15-all" and "30-all" (or "15-up" and "30-up"), respectively.

However, if each player has won three points, the score is called as "deuce", not "40–all". From that point on in the game, whenever the score is tied, it is described as "deuce", regardless of how many points have been played.

Report Error

View Answer Report Error Discuss

Filed Under: Sports
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

4 3446
Q:

Current search engines function by recognizing keywords.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

A search engines are a software systems used for searching about any information in the world on the web.


                         current_search_engines_function_by_recognizing_keywords1536129682.png image


Search engines like Google, Bing, Internet explorer, Yahoo, etc... functions by providing relevant search results for the keywords user searches. 


 


Hence, the given statement is TRUE.

Report Error

View Answer Workspace Report Error Discuss

4 3438
Q:

Who has won the orange cap for scoring the most runs in IPL 2018?

A) Rishabh Pant (Delhi Daredevils) B) Virat Kohli (Royal Challengers Bangalore)
C) Ambati Rayudu (Chennai Super Kings) D) Kane Williamson (Sunrisers Hyderabad)
 
Answer & Explanation Answer: D) Kane Williamson (Sunrisers Hyderabad)

Explanation:

Kane Williamson, the captain of Sunrisers Hyderabad team has won orange cup for scoring the most runs in IPL 2018.

The orange cap is presented annually in the Indian Premier League to the highest run scorer.

Report Error

View Answer Report Error Discuss

Filed Under: Sports
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

6 3430
Q:

Which of the following is system software?

A) MS Paint B) MS Excel
C) MS Word D) MS Windows
 
Answer & Explanation Answer: D) MS Windows

Explanation:

We know that, the collection of programs which performs specific tasks in a computer is called as software. Software in a computer is of two types. They are :

 

1. Aplication Software

2. System Software

 

System software is a computer program that performs the basic functionaility of a computer i.e, running a systems hardware and applications like loading programs, saving data, displaying, etc...

Report Error

View Answer Report Error Discuss

2 3425
Q:

Is rusting a physical or chemical change?

Answer

In chemistry rusting is called as oxidation. Oxidation is a chemical process where metal gains oxygen and become oxide. In rusting the Iron ore make a chemical reaction with the oxygen in the presence of water and environmental or atmospheric moisture to produce an Iron oxide. Iron oxide is otherwise called as rust.


The rusting of iron is a chemical change because it is two substances reacting together to make a new substance. 


 


Rusting would only be a physical change if iron molecules remained pure iron throughout the process.

Report Error

View answer Workspace Report Error Discuss

2 3420