Computers and IT MCQs
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2024-2025. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
1. Which among the following is not a payment card technology?
[A] Magnetic Stripe Card
[B] Smart Card
[C] Fleet Card
[D] All of them are payment card technologies
Show Answer
Correct Answer: D [All of them are payment card technologies ]
Notes:
EMV is a payment method based upon a technical standard. It is for smart payment cards and for payment terminals and automated teller machines which can accept them. EMV originally stood for “Europay, Mastercard, and Visa”, the three companies which created the standard. The Magnetic strip cards,smart cards and Fleet cards are the different technologies available.
2. A DSLAM is a device used by Internet Service Providers (ISPs) to route incoming DSL connections to the Internet. What is its correct full form?
[A] Digital Subscriber Line Access Multiplexer
[B] Digital Subscriber Line Access Multiplier
[C] Digital Service Line Access Multiplexer
[D] None of these
Show Answer
Correct Answer: A [Digital Subscriber Line Access Multiplexer ]
Notes:
A digital subscriber line access multiplexer is a network device which is located in telephone exchanges. It connects multiple customer digital subscriber line interfaces to a high-speed digital communications channel using multiplexing techniques.
3. What do we call a storage device where the access time is effectively independent of the location of the data?
[A] Direct Access Storage Device
[B] Secondary Storage Device
[C] Primary Storage Device
[D] Gateway Device
Show Answer
Correct Answer: A [Direct Access Storage Device ]
Notes:
A direct-access storage device is a secondary storage device. It is the place where “each physical record has a discrete location and a unique address”. IBM coined the term DASD as a shorthand describing hard disk drives, magnetic drums, and data cells.
4. Which among the following is the essential character of the ADSL Internet Connections?
[A] High Download Rate , Low upload Rate
[B] High Upload rate, Low download Rate
[C] Use of voice spectrum of the telephone lines
[D] Use of cable television infrastructure.
Show Answer
Correct Answer: A [High Download Rate , Low upload Rate]
Notes:
ADSL – asymmetric digital subscriber line is a type of broadband communications technology used for connecting to the Internet. ADSL allows more data to be sent over existing copper telephone lines. It is characterized by High download rate and low upload rate.
5. When did the Online Etymology Dictionary first attested the use of the word “computer” as one who calculates?
[A] 1630s
[B] 1680s
[C] 1670s
[D] 1640s
Show Answer
Correct Answer: D [1640s]
Notes:
The Online Etymology Dictionary first attested the use of the word “computer” in the 1640s as one who calculates.
6. What kind of information each of the electrical circuits represents?
[A] Arithmetic
[B] Tertiary
[C] Binary
[D] Quaternary
Show Answer
Correct Answer: C [Binary]
Notes:
Each circuit represents a bit (binary digit) information. When the circuit is on, it represents a “1” and a “0” when it is off in a positive logic representation.
7. How are registers measured?
[A] Number of programs
[B] Number of bits
[C] Number of Occurence
[D] Number of reference points
Show Answer
Correct Answer: B [Number of bits]
Notes:
Registers are normally measured by the number of bits they can hold like an 8-bit register, a 32-bit register etc.
8. Who was associated with the first large-scale digital computer known as the Harvard Mark I or the IBM Automatic Sequence Controlled Calculator?
[A] Clifford Berry
[B] Howard Aiken
[C] Konrad Zuse
[D] John Atanasoff
Show Answer
Correct Answer: B [Howard Aiken]
Notes:
The first large-scale digital computer was built by mathematician Howard Aiken which was sponsored by IBM and thus called as the Howard Mark I or IBM Automatic Sequence Controlled Calculator.
9. Which of the following are the core mathematical operations which are used in an electric analog computer?
[A] Integration
[B] Exponentiation
[C] Inversion
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The core mathematical operations which are used in an electric analog computer are- integration, exponentiation, inversion, addition, multiplication, logarithm and division.
10. The system unit of a personal computer typically contains which of the following?
[A] Microprocessor
[B] Disk Controller
[C] Serial Interface
[D] All of the Above
Show Answer
Correct Answer: D [All of the Above]
Notes:
The system unit, also known as a “tower”, is the main part of a desktop computer. It includes the motherboard, CPU, RAM, and other components. A CPU is only a small part of a system unit. .
