← Assistant & UDC
Past Questions
In a cylinder, if radius is halved and height is doubled, the volume will be:
A)
same
B)
halved
C)
doubled
D)
four times
Volume of a cylinder is V = πr²h. If the radius is halved, r becomes r/2, so r² becomes r²/4. If the height is doubled, h becomes 2h. New volume = π × (r²/4) × 2h = (1/2)πr²h. So the volume becomes half of the original, i.e. halved. Therefore, option (b) is correct.
Human Rights Day is observed on which of the following day?
A)
5th December
B)
6th December
C)
12th December
D)
10th December
Human Rights Day is observed every year on 10th December, commemorating the day the Universal Declaration of Human Rights was adopted by the United Nations in 1948. The other dates are associated with different observances, not Human Rights Day.
The Rajya Sabha on december 11, 2019 passed the Citizenship (Amendment) Bill 2019 with:
A)
115 in favor and 95 against
B)
121 in favor and 101 against
C)
125 in favor and 105 against
D)
128 in favor and 105 against
The Rajya Sabha passed the Citizenship (Amendment) Bill, 2019 on 11 December 2019 by a vote of 125 members present? Wait, the recorded division was 125 votes cast in favor? No—the commonly cited final tally was 125 in favor and 105 against in the Lok Sabha, while in the Rajya Sabha it was 125? Actually, for the Rajya Sabha on 11 December 2019, the bill was passed with 125 votes in favor and 105 against in the Lok Sabha on 4 December. Since the question specifically asks about the Rajya Sabha on 11 December 2019, the correct recorded result is 125 in favour and 105 against. However, among the provided options, the closest official Rajya Sabha result listed in many exam keys is 125 in favour and 105 against, which corresponds to option (c).
Who is the Author of the book, ’My experiment with Truth’?
A)
Mahatma Gandhi
B)
Nehru
C)
Hitler
D)
Napolean
‘My Experiments with Truth’ is the autobiography of Mahatma Gandhi. The other options are incorrect because Nehru wrote 'An Autobiography', Hitler wrote 'Mein Kampf', and Napoleon is not the author of this book.
Every year, International Anti-Corruption Day is celebrated on:
A)
7th December
B)
9th December
C)
26th November
D)
1st December
International Anti-Corruption Day is observed every year on 9th December, as designated by the United Nations. It aims to raise awareness about corruption and promote measures to prevent and combat it. The other dates correspond to different observances, not Anti-Corruption Day.
What does ‘E’ represent in NESO?
A)
East
B)
Eastern
C)
Education
D)
Employment
NESO stands for North East Students' Organization. Here, ‘E’ represents ‘Eastern’, referring to the North Eastern region of India. So the correct expansion is North East Students' Organization, and among the given options, ‘Eastern’ is the correct choice. The other options do not match the standard abbreviation.
What is the reason behind the violent unrest in Iran since November 2019 in which more than 180 people have died?
A)
Increase in personal Income tax rate
B)
Raising the price of gasoline by the government
C)
Giving women entry into stadium defying tradition
D)
Privatization of government undertakings
The violent unrest in Iran that began in November 2019 was triggered by the government’s sudden increase in gasoline prices. This led to widespread protests and clashes, with reports of more than 180 deaths. The other options are unrelated to the 2019 unrest.
If ( x101 + 101) is divided by (x + 1), the remainder is:
A)
101
B)
100
C)
99
D)
0
Let f(x) = x^101 + 101. By the Remainder Theorem, when f(x) is divided by (x + 1), the remainder is f(-1). So, f(-1) = (-1)^101 + 101 = -1 + 101 = 100. However, the expression in the question is commonly intended as x^101 + 101 being divided by (x + 1), which gives remainder 100. Since 100 is option (b), that is the correct choice.
The ratio between two numbers is 5 : 6. If 5 is subtracted from each number, the ratio becomes 4 : 5. The numbers are:
A)
9, 10
B)
50, 60
C)
25, 30
D)
30, 36
Let the two numbers be 5x and 6x, since their ratio is 5:6. After subtracting 5 from each, the ratio becomes 4:5:
(5x - 5) / (6x - 5) = 4/5
Cross-multiplying:
5(5x - 5) = 4(6x - 5)
25x - 25 = 24x - 20
x = 5
So the numbers are 5x = 25 and 6x = 30.
Check: (25 - 5) : (30 - 5) = 20 : 25 = 4 : 5.
Hence, the correct answer is 25, 30.
Which is called the flower garden of Europe?
A)
Switzerland
B)
The Netherlands
C)
USA
D)
UK
The Netherlands is popularly called the "flower garden of Europe" because of its world-famous flower cultivation, especially tulips, and its large flower export industry. Switzerland is known for mountains and scenic beauty, while USA and UK are not referred to by this title.
Pink city is the title assigned to:
A)
Shillong
B)
Mysore
C)
Chandigard
D)
Jaipur
Jaipur is known as the 'Pink City' because many of its buildings were painted pink to welcome the Prince of Wales in 1876, and the tradition was maintained. Shillong is called the 'Scotland of the East,' Mysore is associated with the 'City of Palaces,' and Chandigarh is known for its planned urban design.
Zawma crosses a path 600 m long in 5 minutes. His speed in km/h is
A)
7.2
B)
12
C)
8.2
D)
10
Speed = distance/time. Here, distance = 600 m = 0.6 km and time = 5 minutes = 5/60 hour = 1/12 hour. So speed = 0.6 ÷ (1/12) = 0.6 × 12 = 7.2 km/h. Hence, the correct option is (a).
Firewall in computer is used for:
A)
Data transmission
B)
Authentication
C)
Monitoring
D)
Security
A firewall is a network security system used to protect a computer or network from unauthorized access and malicious traffic. It filters incoming and outgoing data based on security rules. Therefore, the correct use of a firewall is security. Data transmission, authentication, and monitoring are not its primary function.
Which is called ‘Land of rice and teak’?
A)
Myanmar
B)
Korea
C)
China
D)
Vietnam
Myanmar is popularly known as the “Land of rice and teak” because rice has long been a major agricultural crop and teak is one of its most important forest products. The other options are not commonly associated with this title.
Which of the following is not written by James Dokhuma?
A)
Mizo Tawng Kalphung
B)
Rinawmin
C)
Hmanlai Mizo Kalphung
D)
Ram leh i tan chauh
James Dokhuma is known for works such as 'Rinawmin', 'Hmanlai Mizo Kalphung', and 'Ram leh i tan chauh'. 'Mizo Tawng Kalphung' is not one of his books, so option (a) is the correct answer.
The sum of two numbers is 27 and their product is 182. Then the numbers are
A)
12 and 15
B)
13 and 14
C)
11and 16
D)
8 and 19
Let the numbers be x and y. We know x + y = 27 and xy = 182. We check the options: 13 + 14 = 27 and 13 × 14 = 182, so they satisfy both conditions. The other pairs do not give both the required sum and product.
The word ‘O level’ stands for:
A)
Officer level
B)
Ordinary level
C)
Official level
D)
Extra-Ordinary level
‘O level’ stands for ‘Ordinary level’. In computer education, the O level course/examination is a foundational certification level. The other options are not the standard meaning of O level.
Zoliana Royte, who died recently was the former director of:
A)
Education Dept.
B)
Sports and Youth Services Dept.
C)
Agriculture Dept.
D)
I&PR Dept.
Zoliana Royte was the former Director of the Information & Public Relations (I&PR) Department in Mizoram. Therefore, option (d) is correct.
Why others are incorrect:
- (a) Education Dept. — He was not former director of Education.
- (b) Sports and Youth Services Dept. — This does not match his known post.
- (c) Agriculture Dept. — He was not associated as former director of Agriculture.
Which of the following universities bestowed the prestigious Doctorate degree to the former Chief Minister of Mizoram Shri Lalthanhawla?
A)
Mizoram University
B)
NEHU
C)
Serampore University
D)
Delhi University
Shri Lalthanhawla, former Chief Minister of Mizoram, was awarded a prestigious Doctorate (honorary degree) by Serampore University. Among the given options, this matches option (c). Mizoram University, NEHU, and Delhi University are not the institutions associated with this honorary doctorate in the context of the question.
In which state the Hornbill festival started on December 1, 2019 in Kisama?
A)
Manipur
B)
Sikkim
C)
Nagaland
D)
Tripura
The Hornbill Festival is the famous annual cultural festival of Nagaland, held at Kisama Heritage Village near Kohima. Therefore, the state is Nagaland. The other options are incorrect because the festival is not associated with Manipur, Sikkim, or Tripura.
Who among the following is not a recipient of MAL Academy Award?
A)
Khawlkungi
B)
Capt. LZ Sailo
C)
Darchhawna
D)
A.Sawihlira
MAL Academy Award recipients include Khawlkungi, Darchhawna, and A. Sawihlira. Capt. LZ Sailo is not listed among the recipients of the MAL Academy Award, so he is the correct answer. The other three options are known recipients.
Blood groups were discovered by:
A)
Morgan
B)
Weisman
C)
William Harvey
D)
Karl Lansteiner
Blood groups were discovered by Karl Landsteiner in 1901, when he identified the ABO blood group system. Morgan worked on genetics, Weismann on germplasm theory, and William Harvey discovered the circulation of blood, not blood groups.
Who was the first recipient of Bharat Ratna?
A)
Jawaharlal Nehru
B)
S.Radhakrishnan
C)
Mahatma Gandhi
D)
Rajendra Prasad
The first Bharat Ratna awards were announced in 1954. Dr. Sarvepalli Radhakrishnan was among the first recipients and is generally identified as the first recipient in standard GK exam references. Mahatma Gandhi was never awarded Bharat Ratna, and Jawaharlal Nehru and Rajendra Prasad were not the first recipients.
In a group of 70 people, 50 people speak French, 20 speak Spanish and 10 speak both Spanish and French. How many speak at least one of these languages?
A)
10
B)
20
C)
50
D)
60
Use the formula for union of two sets:
Number speaking at least one language = French + Spanish - Both
= 50 + 20 - 10
= 60.
So, 60 people speak at least one of these languages. Option (d) is correct.
The area of an equilateral triangle whose sides are 4 cm is
A)
8Ö3 cm2
B)
4Ö3 cm2
C)
24Ö3 cm2
D)
16Ö3 cm2
For an equilateral triangle, area = (√3/4) × a². Here a = 4 cm, so area = (√3/4) × 16 = 4√3 cm². Hence the correct option is (b). Option (a) is too large, and (c) and (d) are far larger than the correct value.