Practice Question and Answer
8 Q: When is “World Youth Skills Day” celebrated every year?
1553 060f63f5b16158a5eeda31d01
60f63f5b16158a5eeda31d01- 113th Julyfalse
- 215th Julytrue
- 316th Julyfalse
- 418th Julyfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "15th July"
Q:Directions : The graph shows the demand and production of different companies. Study the graph and answer the following questions.
What is the second large demand company?
1553 05f4f730882a7582d892c7ab9
5f4f730882a7582d892c7ab9- 1Ftrue
- 2Bfalse
- 3Afalse
- 4Dfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "F"
Q: With which country will India participate in the Indra exercise on 04 and 05 September 2020?
1553 05f51bc69e4b1aa1401c46769
5f51bc69e4b1aa1401c46769- 1Japanfalse
- 2Russiatrue
- 3Americafalse
- 4Indiafalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Russia"
Q: What do you mean by undeclared and undefined variables ? 1553 05b5cc6d3e4d2b4197774e499
5b5cc6d3e4d2b4197774e499- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer :
Explanation :
Difference between undeclared and undefined variables is defined as Undeclared variables are those that do not exist in a program and are not declared. If the program tries to read the value of an undeclared variable, then a runtime error is encountered. Undefined variables are those that are declared in the program but have not been given any value. If the program tries to read the value of an undefined variable, an undefined value is returned.
Q: What is the difference between the following declarations? extern int fun(); int fun(); 1553 05b5cc7dde4d2b419777515f8
5b5cc7dde4d2b419777515f8- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer :
Explanation :
There is no difference except for the fact that the first one gives a hint that the function fun() is probably in another source file.
Q: The radius of a circle is 14 cm. what is area of another circle having radius 1.5 times the actual circle?
1553 0603f6563e759ac364c912200
603f6563e759ac364c912200- 1$$ {1296{\ cm^{2}}}$$false
- 2$$ {1386 {\ cm^{2}}}$$false
- 3$$ {1352 {\ cm^{2}}}$$false
- 4$$ {1485 {\ cm^{2}}}$$true
- 5$$ {1276 {\ cm^{2}}}$$false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "$$ {1485 {\ cm^{2}}}$$"
Q: Integrated Rural Development Program started in entire Rajasthan?
1553 063c93fddbe373f6c954c0400
63c93fddbe373f6c954c0400- 11980true
- 21985false
- 31990false
- 41995false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "1980"
Q: According to the 20th Animal Census, what percentage of the total livestock in the country is available in the state?
1553 060b0c8613f7fb454b9dcf2e2
60b0c8613f7fb454b9dcf2e2- 116.21 percentfalse
- 210.60 percenttrue
- 311.27 percentfalse
- 412.17 percentfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice