IIT JEE Practice Question and Answer

Q: Happiness is to 517768399 as senipah is to 3336 0

  • 1
    9836715
    Correct
    Wrong
  • 2
    9386615
    Correct
    Wrong
  • 3
    9386715
    Correct
    Wrong
  • 4
    9386517
    Correct
    Wrong
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Answer : 3. "9386715"
Explanation :

Answer: C) 9386715 Explanation: If each consecutive letter in "happiness" relates to the consecutive numbers in 517768399, then H=5, A=1, P=7, I=6, N=8, E=3 and S=9. Using the numbers that relate to the letters in 'senipah', you will arrive at SENIPAH = 9386715.   Hence, Happiness is to 517768399 as senipah is to 9386715.

Q: What does the term Jim Crow refer to? 1559 0

  • 1
    the civil rights movement of the mid-twentieth century
    Correct
    Wrong
  • 2
    northern whites who sympathized with African Americans
    Correct
    Wrong
  • 3
    African American politicians during Reconstruction
    Correct
    Wrong
  • 4
    the system of racial segregation in the South after Reconstruction
    Correct
    Wrong
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Answer : 4. "the system of racial segregation in the South after Reconstruction"
Explanation :

Answer: D) the system of racial segregation in the South after Reconstruction Explanation:

Q: Who is in the judicial branch? 1461 0

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Answer :
Explanation :

Judicial branch is one among the three branches of the government.  Supreme court, the magistrate (local) and municipal (city) courts are there in the judicial branch. The Judicial branch interprets the laws.

Q: What does the central nervous system consists of? 1580 0

  • 1
    Brain
    Correct
    Wrong
  • 2
    Spinal cord
    Correct
    Wrong
  • 3
    Nerves
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 4. "All the above"
Explanation :

Answer: D) All the above Explanation: The central nervous system CNS is responsible for integrating sensory information and responding accordingly. It consists of two main components::  1. The brain  2. The spinal cord The brain is the center of our thoughts, the interpreter of our external environment, and the origin of control over body movement. The brain can be divided into four main lobes: temporal, parietal, occipital and frontal.   The spinal cord serves as a conduit for signals between the brain and the rest of the body.

Q: Sensitive data is always classified. 1568 0

  • 1
    TRUE
    Correct
    Wrong
  • 2
    FALSE
    Correct
    Wrong
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Answer : 2. "FALSE"
Explanation :

Answer: B) FALSE Explanation: FALSE. Sensitive data is NOT always classified.   Sensitive information is data that must be protected from unauthorized access to safeguard the privacy or security of an individual or organization. There are three main types of sensitive information: 1. Personal information 2. Business information 3. Classified information Data is "Classified" based on the damage that might result from unauthorized disclosure. Some data is Sensitive, but will not necessarily do harm to the country if released publicly - such as PII- which could do harm to individuals if released but not necessarily the country.

Q: In a box, there are 9 blue, 6 white and some black stones. A stone is randomly selected and the probability that the stone is black is ¼. Find the total number of stones in the box? 1548 0

  • 1
    15
    Correct
    Wrong
  • 2
    18
    Correct
    Wrong
  • 3
    20
    Correct
    Wrong
  • 4
    24
    Correct
    Wrong
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Answer : 3. "20"
Explanation :

Answer: C) 20 Explanation: We know that, Total probability = 1 Given probability of black stones = 1/4 => Probability of blue and white stones = 1 - 1/4 = 3/4 But, given blue + white stones =  9 + 6 = 15 Hence, 3/4 ----- 15  1   -----  ? => 15 x 4/3 = 20.   Hence, total number of stones in the box = 20.

Q: During World war II, which were axis Nations? 1976 0

  • 1
    Italy
    Correct
    Wrong
  • 2
    Germany
    Correct
    Wrong
  • 3
    Japan
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 4. "All the above"
Explanation :

Answer: D) All the above Explanation: Axis powers, the coalition headed by Germany, Italy, and Japan that opposed the Allied powers in World War II. The "Axis powers" formally took the name after the Tripartite Pact was signed by Germany, Italy, and Japan on 27 September 1940, in Berlin.   The pact was subsequently joined by Hungary (20 November 1940), Romania (23 November 1940), Slovakia (24 November 1940), and Bulgaria (1 March 1941) and these were the nations that fought in World War II against the Allied forces.

Q: Spyware can result in all of the following except 6762 0

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    Control over a device
    Correct
    Wrong
  • 2
    Tracking users
    Correct
    Wrong
  • 3
    Gathering personal information
    Correct
    Wrong
  • 4
    Save duplicate files
    Correct
    Wrong
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Answer : 4. "Save duplicate files"
Explanation :

Answer: D) Save duplicate files Explanation: Spyware is software that aims to gather information about a person or organization without their knowledge, that may send such information to another entity without the consumer's consent, or that asserts control over a device without the consumer's knowledge   Spyware is mostly used for the purposes of tracking and storing Internet users' movements on the Web and serving up pop-up ads to Internet users. Whenever spyware is used for malicious purposes, its presence is typically hidden from the user and can be difficult to detect. Some spyware, such as keyloggers, may be installed by the owner of a shared, corporate, or public computer intentionally in order to monitor users.

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