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All questions of Computer Abbreviations for SSC CGL Exam

Which of the following operating systems is commonly used in ATMs?
  • a)
    Microsoft Windows XP
  • b)
    MacOS
  • c)
    Android
  • d)
    iOS
Correct answer is option 'A'. Can you explain this answer?

Kiran Reddy answered
Microsoft Windows XP is one of the common operating systems used in ATMs. It provides the necessary software environment for ATM operations.

Which encryption algorithm is commonly used to secure PIN numbers entered by customers at ATMs?
  • a)
    DES 3 (Data Encryption Standard 3)
  • b)
    RSA (Rivest–Shamir–Adleman)
  • c)
    AES (Advanced Encryption Standard)
  • d)
    HMAC (Hash-based Message Authentication Code)
Correct answer is option 'A'. Can you explain this answer?

Kiran Reddy answered
The encryption algorithm commonly used to secure PIN numbers entered by customers at ATMs is DES 3 (Data Encryption Standard 3). This ensures that the PIN remains confidential and cannot be easily intercepted by unauthorized individuals.

What is the purpose of the Secure Crypto Processor in a modern ATM?
  • a)
    To make the ATM more energy-efficient.
  • b)
    To process food orders.
  • c)
    To ensure secure transmission and reception of data.
  • d)
    To play music.
Correct answer is option 'C'. Can you explain this answer?

Vinod Mehta answered
The Secure Crypto Processor in a modern ATM is used to ensure the secure transmission and reception of data between the ATM and the bank's computer network. It enhances the security of ATM transactions.

What is the primary purpose of an Automated Teller Machine (ATM)?
  • a)
    To provide secure email services.
  • b)
    To enable customers to access their bank accounts and perform transactions without visiting a bank branch.
  • c)
    To serve as a point-of-sale terminal for merchants.
  • d)
    To control the temperature in public places.
Correct answer is option 'B'. Can you explain this answer?

Anjana Singh answered
ATMs are primarily designed to allow customers to access their bank accounts and conduct various financial transactions, such as withdrawals, deposits, and balance inquiries, without the need to visit a physical bank branch. This convenience has revolutionized banking services and made them more accessible to the public.

What is the purpose of the PIN (Personal Identification Number) in ATM transactions?
  • a)
    To provide access to the internet.
  • b)
    To order food online.
  • c)
    To authenticate the customer and ensure the security of transactions.
  • d)
    To unlock a mobile phone.
Correct answer is option 'C'. Can you explain this answer?

Kiran Reddy answered
The PIN (Personal Identification Number) is used in ATM transactions to authenticate the customer and ensure the security of financial transactions. It acts as a security measure to prevent unauthorized access to the customer's bank account.

What security feature in ATMs cancels a transaction if the customer fails to enter the PIN within a stipulated time?
  • a)
    Timeout
  • b)
    Invalid PIN
  • c)
    Biometric authentication
  • d)
    Video recording
Correct answer is option 'A'. Can you explain this answer?

Vinod Mehta answered
The security feature in ATMs known as "Timeout" cancels a transaction if the customer fails to enter the PIN within a stipulated time. This feature helps prevent unauthorized access to the ATM in case the user abandons the transaction.

Which output device in an ATM is responsible for providing a printed record of the transaction?
  • a)
    Speaker
  • b)
    LCD/CRT Screen
  • c)
    Receipt Printer
  • d)
    Cash Dispenser
Correct answer is option 'C'. Can you explain this answer?

Kiran Reddy answered
The Receipt Printer in an ATM is responsible for providing a printed record of the transaction, which includes details such as the transaction amount, date, and time. This receipt serves as proof of the transaction for the customer.

What is the purpose of the Web Camera in an ATM?
  • a)
    To capture selfies of customers.
  • b)
    To record videos for entertainment.
  • c)
    To enhance the ATM's aesthetics.
  • d)
    To capture pictures and videos for security purposes.
Correct answer is option 'D'. Can you explain this answer?

Anjana Singh answered
The Web Camera in an ATM is used to capture pictures and videos for security purposes. These images and videos are recorded and can be used to monitor and deter fraudulent activities at the ATM.

Which of the following components is responsible for identifying the customer when using an ATM?
  • a)
    Card Reader
  • b)
    Speaker
  • c)
    Receipt Printer
  • d)
    Cash Dispenser
Correct answer is option 'A'. Can you explain this answer?

Kiran Reddy answered
The Card Reader is responsible for identifying the customer when using an ATM. It reads the information encoded in the magnetic strip or chip of the ATM card, which contains all the necessary customer details for processing transactions.

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