Questions

Q:

 If a table has been normalized so that all determinants are candidate keys, then that table is in:

A) 1NF B) 2NF
C) 3NF D) BCNF
 
Answer & Explanation Answer: D) BCNF

Explanation:
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Filed Under: Database

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Q:

Find a 10-digit number, where the first figure defines the count of zeros in this number, the second figure the count of numeral 1 in this number etc. At the end the tenth numeral character expresses the count of the numeral 9 in this number.

Answer

Sum of all numerals must be ten because each numeral stands for the count of other numerals and because this number shall have ten numerals. Beginning to choose reasonable numerals for the first figure you can come across the correct number: 6210001000.

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Subject: Number Puzzles

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Q:

By default, a Linux user falls under which group?

A) same as userid (UPG) B) system
C) staff D) others
 
Answer & Explanation Answer: A) same as userid (UPG)

Explanation:

Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel. By default, a Linux user falls under same as userid (UPG) group.

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Q:

The "home page" of a website is....................

A) The first page B) The largest page
C) The most colorful page D) The last page
 
Answer & Explanation Answer: B) The largest page

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Filed Under: Computer

23 5206
Q:

The valve present between left auricle and left ventricle is

A) Mitral B) Tricuspid
C) Semilunar D) Pulmonary
 
Answer & Explanation Answer: A) Mitral

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Filed Under: Biology

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Q:

Blood pressure is measured with

A) Thermometer B) Barometer
C) Sphygmomanometer D) Lactometer
 
Answer & Explanation Answer: C) Sphygmomanometer

Explanation:
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Filed Under: Biology

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Q:

What is the difference between Hard and Soft real-time systems?

Answer

A hard real-time system guarantees that critical tasks complete on time. This goal requires that all delays in the system be bounded from the retrieval of the stored data to the time that it takes the operating system to finish any request made of it. A soft real time system where a critical real-time task gets priority over other tasks and retains that priority until it completes. As in hard real time systems kernel delays need to be bounded

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Q:

The world's highest rail bridge being constructed in the state of J & K will be on which of the following rivers ?

A) Jhelum B) Chenab
C) Indus D) Ravi
 
Answer & Explanation Answer: B) Chenab

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Filed Under: Indian Geography

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