Question Discussion & Solution

• A mistake is essentially any programmer action that later shows up as an incorrect result during program execution
• A programmer may commit a mistake in almost any development activity; For example, during coding a programmer might commit the mistake of not initializing a certain variable or might overlook the errors that might arise in some exceptional situations such as division by zero in an arithmetic operation, both these mistakes can lead to an incorrect result

The correct answer is Local Area Network.

• A Local Area Network (LAN) is a collection of devices connected together in one physical location, such as a building, office, or home.
• A LAN can be small or large, ranging from a home network with one user to an enterprise network with thousands of users.
• A LAN single defining characteristic is that it connects devices that are in a single, limited area.

Additional Information

• In contrast, a Wide Area Network (WAN) or Metropolitan Area Network (MAN) covers a larger geographical area.
• Some WANs and MANs connect many LANs together.
• Ethernet and Wi-fi are the two most common technologies in use for local area networks. Historical network technologies include ARCNET, Token ring, and Appletalk.

The correct answer is option 3 i.e Backup.

Key Points

• Protecting data by copying it from the original source to a different destination is called Backup.
  • Backups can be used to recover data after its loss from data deletion or corruption.

Additional Information​ 

• The activity of creating sectors and tracks on a hard disk is called Formatting.
• The process of unauthorised access to information system is called Hacking.
  • One who does hacking is called Hacker.
  • Hackers are mainly classified as White Hat Hackers, Black Hat Hackers, Gray Hat Hackers.
• Data diddling is the unauthorised changing of data before or during their input to a computer system.

The correct answer is Ferozeshah Kotla in Delhi.

• The Hindustan Socialist 'Republican Association formed in 1928 at Ferozeshah Kotla in Delhi.

Key Points

• Hindustan Socialist Republican Association (HSRA):
  • Hindustan Republic Association at a historic meeting in the ruins of Ferozshah Kotla in Delhi was converted into Hindustan Socialist Republican Association in September 1928.
  • Under the leadership of Chandra Shekhar Azad, the name of HRA was changed to Hindustan Socialist Republican Association (HSRA).
  • The participants included Bhagat Singh, Sukhdev, Bhagwaticharan Vohra from Punjab and Bejoy Kumar Sinha, Shiv Verma and Jaidev Kapur from the United Provinces.
  • The HSRA decided to work under a collective leadership and adopted socialism as its official goal.

Additional Information

• Hindustan Republican Association/Army:

  • The HRA was founded in October 1924 in Kanpur by Ramprasad Bismil, Jogesh Chandra Chatterjee and Sachin Sanyal, with an aim to organise an armed revolution to overthrow the colonial government and establish in its place the Federal Republic of United States of India whose basic principle would be an adult franchise.

The logic followed here is:-

The first two words are antonyms of each other.

'Always' is antonym of 'Never'.

Similarly,

The fourth word should be the antonym of the third word.

'Down' is antonym of 'Up'.

So, Never : Always :: Up : Down.

Hence, the correct answer is "Down".