IIT JEE Practice Question and Answer
8Q: How are ip addresses available to the internet classified? 1706 05b5cc669e4d2b4197774bf82
5b5cc669e4d2b4197774bf82- 1Staticfalse
- 2Publictrue
- 3Privatefalse
- 4None of the abovefalse
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Answer : 2. "Public"
Explanation :
Answer: B) Public Explanation: An IP address (internet protocol address) is a numerical representation that uniquely identifies a specific interface on the network. Addresses in IPv4 are 32-bits long. This allows for a maximum of 4,294,967,296 (2^32) unique addresses. Addresses in IPv6 are 128-bits, which allows for 3.4 x 1038 (2^128) unique addresses. IP addresses available to the internet are classified as Public.
Q: What time will it be in 45 minutes? Now, if the time is 4:48 pm. 1359 05b5cc669e4d2b4197774bf81
5b5cc669e4d2b4197774bf81- Show AnswerHide Answer
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Answer :
Explanation :
As now, the time 4 : 48 pm after 45 min it will be 4:48 + 45 min = (4 hrs : 48 + 12 min) pm + 33 min = 5 hrs : 33 min pm. Hence, it is 5:33 pm.
Q: Which pair of atoms has the highest electronegativity difference? (Calcium's electronegativity is 1.0 Fluorine's electronegativity is 4.0 Hydrogen's electronegativity is 2.2 Sodium's electronegativity is 0.93) 3288 05b5cc669e4d2b4197774bf7c
5b5cc669e4d2b4197774bf7c- 1F-Ffalse
- 2Ca-Ffalse
- 3H-Ffalse
- 4Na-Ftrue
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Answer : 4. "Na-F"
Explanation :
Answer: D) Na-F Explanation: F-F = 4 - 4 = 0 Ca-F = 4 - 1 = 3.0 H-F = 4 - 2.2 = 1.8 Na-F = 4 - 0.93 = 3.07 Hence, the highest electronegativity difference is in Na-F.
Q: The highway transportation system is coordinated by 1794 05b5cc669e4d2b4197774bf72
5b5cc669e4d2b4197774bf72- 1Department of Transportationtrue
- 2Your local police departmentfalse
- 3The Department of Educationfalse
- 4The Internal Revenue Servicefalse
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Answer : 1. "Department of Transportation"
Explanation :
Answer: A) Department of Transportation Explanation:
Q: 80% of 900 + 162 x 4 x ? = 113 - 99 3087 05b5cc669e4d2b4197774bf6d
5b5cc669e4d2b4197774bf6d- 10.5true
- 21false
- 34false
- 40false
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Answer : 1. "0.5"
Explanation :
Answer: A) 0.5 Explanation: 80x900/100 + 256 x 4 x ? = 1331 - 99 720 + 1024 x ? = 1232 ? = 1232 - 720/1024 ? = 512/1024 = 0.5 ? = 0.5
Q: Who wrote the social contract? 1967 05b5cc669e4d2b4197774bf68
5b5cc669e4d2b4197774bf68- 1Jean-Jacques Rousseautrue
- 2Immanuel Kantfalse
- 3John Lockefalse
- 4Voltairefalse
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Answer : 1. "Jean-Jacques Rousseau"
Explanation :
Answer: A) Jean-Jacques Rousseau Explanation: Jean-Jacques Rousseau (1712–1778), in his influential 1762 treatise The Social Contract, outlined a different version of social contract theory, as the foundations of political rights based on unlimited popular sovereignty.
Q: To what kingdom do common bacteria belong 1887 05b5cc669e4d2b4197774bf63
5b5cc669e4d2b4197774bf63- 1Archaeafalse
- 2Protistafalse
- 3Eubacteriatrue
- 4All the abovefalse
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Answer : 3. "Eubacteria"
Explanation :
Answer: C) Eubacteria Explanation: There are two kingdoms of bacteria. They are 1. Eubacteria and 2. Archaea The members of these two kingdoms appear similar in shape and appearance, even under the extreme magnification of the electron microscope . However, they are very different from each other in a number of molecular and biochemical aspects. It is these differences that have resulted in the microorganisms being grouped into separate kingdoms. For example, eubacteria contain the rigid, stress-bearing network known as the peptidoglycan . The only exceptions are the bacteria from the genera Mycoplasma and Chlamydia. Archaebacteria do not contain peptidoglycan. Instead, they contain a different structure that is called pseudomurein. The common bacteria belongs to Eubacteria kingdom.
Q: How many times can you subtract 10 from 100? 6785 05b5cc669e4d2b4197774bf5e
5b5cc669e4d2b4197774bf5e- 19 timesfalse
- 210 timesfalse
- 31 timetrue
- 40 timesfalse
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Answer : 3. "1 time"
Explanation :
Answer: C) 1 time Explanation: How many times can you subtract 10 from 100, for this if we go through logically, it is only 1 time. For the first time if we subtract 10 from 100, then there will no 100 to subtract from. Hence, it is only 1 time we can subtract 10 from 100.

