IIT JEE Practice Question and Answer
8Q: By tradition, when does the presidential campaign begin? 17587 05b5cc699e4d2b4197774c6e2
5b5cc699e4d2b4197774c6e2- 1When a candidate is officially nominated at the national conventiontrue
- 2With the New Hampshire primaryfalse
- 3In September, following the national conventionfalse
- 4After a candidate has gained enough electoral votes in the primariesfalse
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Answer : 1. "When a candidate is officially nominated at the national convention"
Explanation :
Answer: A) When a candidate is officially nominated at the national convention Explanation: When a candidate is officially nominated at the national convention, then the presidential campaign begins.
Q: Find the next number in the number series? 6, 6, 9, 18, 45, ? 17176 05b5cc64ae4d2b4197774bc20
5b5cc64ae4d2b4197774bc20- 187false
- 299.75false
- 3115.5false
- 4135true
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Answer : 4. "135"
Explanation :
Answer: D) 135 Explanation: The given number series is 6, 6, 9, 18, 45, ? Here the series follows a pattern that, 6 6 x 1 = 6 6 x 1.5 = 9 9 x 2 = 18 18 x 2.5 = 45 45 x 3 = 135 Hence, the next number in the given number series is 135.
Q: Yellow colour of papaya is due to 17063 05b5cc697e4d2b4197774c5af
5b5cc697e4d2b4197774c5af- 1Caricaxanthintrue
- 2Carotenefalse
- 3Lycopenefalse
- 4Papainfalse
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Answer : 1. "Caricaxanthin"
Explanation :
Answer: A) Caricaxanthin Explanation: Papayas are yellow due to the presence of carotene and xanthophyll pigments i.e, Caricaxanthin present in the chromoplasts of the fruit pulp. The coloration of the different tissues in plants is due to the plastids which are present in the cells. Leucoplasts are white in colour, chloroplasts are green in colour and chromoplasts are of various colours. These plastids can take any colour at different time. Therefore, green fruits ( chloroplasts) turn colurful (chromoplasts) at maturity.
Q: Which of the following data structure is linear type? 16763 05b5cc696e4d2b4197774c55b
5b5cc696e4d2b4197774c55b- 1Treefalse
- 2Binary Treefalse
- 3Queuetrue
- 4Graphfalse
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Answer : 3. "Queue"
Explanation :
Answer: C) Queue Explanation: A data structure is a specialized format for organizing and storing data. General data structure types include the array, the file, the record, the table, the tree, and so on. Any data structure is designed to organize data to suit a specific purpose so that it can be accessed and worked with in appropriate ways. Linear data structure: A linear data structure traverses the data elements sequentially, in which only one data element can directly be reached. Ex: Arrays, Linked Lists, Stack, Queue, Any type of List all are linear. Trees like Binary Tree, B Tree or B+ Tree are examples of non linear data structure.
Q: If the LCM and HCF of two numbers are equal, then the numbers must be 16532 05b5cc6bfe4d2b4197774daa1
5b5cc6bfe4d2b4197774daa1- 1Prime Numbersfalse
- 2Composite Numbersfalse
- 3Equaltrue
- 4Co- prime Numbersfalse
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Answer : 3. "Equal"
Explanation :
Answer: C) Equal Explanation: If LCM = HCF then, the two numbers are equal.
Q: Which is a common first indicator of an approaching thunderstorm? 15577 05b5cc6a1e4d2b4197774caea
5b5cc6a1e4d2b4197774caea- 1too hotfalse
- 2heavy windfalse
- 3a buildup of dark cloudstrue
- 4lightningfalse
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Answer : 3. "a buildup of dark clouds"
Explanation :
Answer: C) a buildup of dark clouds Explanation: The first indicator of an approaching thunderstorm is a buildup of dark clouds. A thunderstorm is a storm with lightning and thunder; it is usually produced by heavy rain, gusty wind, and the cumulonimbus cloud. The thunderstorm is made up of moisture, unstable air and lift.
Q: One word substitute : a person who abstains from alcoholic drinks 15530 05b5cc6a0e4d2b4197774ca90
5b5cc6a0e4d2b4197774ca90- 1Teetotallertrue
- 2Hereticfalse
- 3Anglerfalse
- 4Drunkardfalse
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Answer : 1. "Teetotaller"
Explanation :
Answer: A) Teetotaller Explanation: A person who practices teetotalism i.e abstains from all kinds of alcoholic drinks is called a teetotaller or is simply said to be teetotal.
Q: The Basic Architecture of Computer was developed by 15319 05b5cc6afe4d2b4197774d1ba
5b5cc6afe4d2b4197774d1ba- 1Charles Babbagefalse
- 2Blaise Pascalfalse
- 3Garden Moorefalse
- 4John Von Neumanntrue
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Answer : 4. "John Von Neumann"
Explanation :
Answer: D) John Von Neumann Explanation: Computer Architecture refers to how a computer system is designed and what technologies it is compatible with. In brief, Computer architecture is a specification detailing how a set of software and hardware technology standards interact to form a computer system or platform. The Von Neumann Architecture, which is also known as the Von Neumann Model and Princeton architecture, is a computer architecture based on the 1945 description of computer by the mathematician and physicist John von Neumann.