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. A generic name for Intel processors released after the original 8086 processor is ______?
[A] Pentium
[B] x86
[C] Pentium 286
[D] None of these
Show Answer
Correct Answer: B [x86 ]
Notes:
x86 refers to the instruction set architectures developed by Intel based on the Intel 8086 microprocessor. As of now, most of the personal computers and laptops sold are based on the x86 architecture.
2. The word bandwidth is also used to mean ________?
[A] width of the data cable
[B] amount of data transferred
[C] number of the computers on a particular network
[D] none of the above
Show Answer
Correct Answer: B [amount of data transferred ]
Notes:
Bandwidth refers to the amount of data that can be transmitted in a fixed amount of time. For digital devices, the bandwidth is usually expressed in bits per second(bps) or bytes per second.
3. DDL is used to define the structure of a database, including the tables, columns, and data types that it contains. Its full form is?
[A] Data Definition Language
[B] Data Definition Link
[C] Determination Language.
[D] None of these
Show Answer
Correct Answer: A [Data Definition Language]
Notes:
A data definition or data description language (DDL) is a syntax similar to a computer programming language for defining data structures, especially database schemas. DDL statements create and modify database objects such as tables, indexes, and users. Common DDL statements are CREATE, ALTER, and DROP.
4. 32 bit operations were introduced for the first time by Microsoft in ________?
[A] windows 9.5
[B] windows 3.0
[C] windows 3.11
[D] None of the above
Show Answer
Correct Answer: C [windows 3.11]
Notes:
Windows 3.11 was released on November 8, 1993. It added many feature improvements over Windows 3.1. 32 bit operations were introduced for the first time by Microsoft.
5. What is the use of Digitizer as an input device?
[A] To Convert graphic and pictorial data into binary inputs
[B] To convert graphic and pictorial data into analog inputs
[C] Debuging
[D] None of the above
Show Answer
Correct Answer: A [To Convert graphic and pictorial data into binary inputs ]
Notes:
A digitizer is the device which improves touch accuracy is embedded in the screens of tablets and smart phones. Other devices use a digitizer device such as a stylus to allow users to specify locations on the display more precisely. There are three types of touch-screen digitizers: passive, active and dual.
6. What kind of operations can a computer carry out?
[A] Arithmetic and Logical
[B] Verbal and Logical
[C] Logical and Cognitive
[D] Verbal and Arithmetic
Show Answer
Correct Answer: A [Arithmetic and Logical]
Notes:
A computer is a device which can carry out sequences of arithmetic and logical operations automatically with the help of computer programming.
7. Which of the following are indisputable characteristics of a computer?
[A] Speed
[B] Accuracy
[C] Versatility
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Speed, accuracy and versatility comprise indisputable characteristics of a computer. In addition, it also has reliability and storage capacity. These are some of the factors which make it such an important parts of our lives.
8. Which of the following is seen as the earliest mechanical analog computer?
[A] Tally Stick
[B] Antikythera mechanism
[C] Planisphere
[D] Astrolabe
Show Answer
Correct Answer: B [Antikythera mechanism]
Notes:
The Antikythera mechanism is believed to be the earliest mechanical analog computer. It was designed to calculate astronomical positions.
9. Which of the following is the correct sequence of stages of data processing in a computer?
[A] Data Collection- Input Raw Data- Processing of Data-Information- Output
[B] Data Collection-Input Information-Processing of Data- Output
[C] Data Collection- Data Processing- Information-Data Output
[D] Data Input-Data Processing-Data Collection-Information-Output
Show Answer
Correct Answer: A [Data Collection- Input Raw Data- Processing of Data-Information- Output]
Notes:
The correct sequence of stages of data processing is Data Collection-Input Raw Data-Processing of Data-Information-Output
10. Which of the following is a quickly accessible location which is available to the Central Processing Unit of the computer?
[A] Memory
[B] BIOS
[C] Processor Register
[D] Graphic Card
Show Answer
Correct Answer: C [Processor Register]
Notes:
A processor register is a quickly accessible location which is available to a computer’s CPU. Registers usually consist of a small amount of fast storage and may be read-only or write-only.
