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. What are the uses of Structured Query Language (SQL)?
[A] Creating Databases
[B] Creating & Modifying Databases
[C] Creating, Modifying & Querying Databases
[D] None of the above
Show Answer
Correct Answer: C [Creating, Modifying & Querying Databases]
Notes:
Structured Query Language (SQL) is a standard computer language designed for managing data held in a Relational Database Management System (RDBMS). It is used not only for creating and modifying databases but also for querying them. In essence, SQL allows you to interact with databases in all the ways that you might need, making it an essential tool for managing complex data structures.
2. What is the correct full form of VLSI?
[A] Very Large Scale Integration
[B] Very large Software Integration
[C] Very large Scale Implementation
[D] Very Large Software Implementation
Show Answer
Correct Answer: A [Very Large Scale Integration ]
Notes:
The correct full form of VLSI is “Very Large Scale Integration.” This term refers to the process of creating integrated circuits by combining thousands to millions of transistors onto a single chip. VLSI technology has enabled the development of complex electronic systems, such as microprocessors and memory chips, revolutionizing the electronics industry since its inception in the 1970s.
3. What is the fullform of W3C?
[A] World Wide Web Consortium
[B] World Wide Web Company
[C] World Wide Web Center
[D] World Wide Web Command
Show Answer
Correct Answer: A [World Wide Web Consortium ]
Notes:
The full form of W3C is “World Wide Web Consortium.” It is an international community founded in 1994 by Tim Berners-Lee, the inventor of the World Wide Web, to develop web standards and ensure the long-term growth of the web. W3C’s mission includes promoting interoperability and accessibility on the web, and it has produced key standards like HTML, CSS, and XML.
4. In the Windows XP, what does XP stands for?
[A] Extra-Powerful
[B] Experience
[C] Extended Platform
[D] Experience Platform
Show Answer
Correct Answer: B [Experience]
Notes:
Windows XP is an operating system introduced in 2001. It is from Microsoft’s Windows. The “XP” in Windows XP stands for eXPerience. Microsoft called the XP release its one of the most important product.
5. The term “UIWIX”, which was recently in news, is:
[A] an exoplanet
[B] a computer virus
[C] cryptocurrency
[D] vaccine
Show Answer
Correct Answer: B [a computer virus]
Notes:
Uiwix is a ransomware which has been recently discovered in China. It uses the Eternal Blue exploit to infect vulnerable victims.
6. Who gave the first successful demonstration of use of a simplified analytical engine in computing tables in 1888?
[A] Charles Babbage
[B] Henry Babbage
[C] Vannevar Bush
[D] H.W. Nieman
Show Answer
Correct Answer: B [Henry Babbage]
Notes:
The first successful demonstration of the use of a simplified analytical engine in computing tables in 1888 was given by Henry Babbage.
7. 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
8. Which of the following indicates where is the computer is in terms of the program sequence?
[A] Logic Gate
[B] Knot Circuit
[C] Program Manager
[D] Program Counter
Show Answer
Correct Answer: D [Program Counter]
Notes:
The program counter which is commonly known as the instruction pointer is actually a processor register that points where a computer is in its program sequence.
9. A digital computer processes information in which form?
[A] Continuous form
[B] Discrete form
[C] Semi-Continuous form
[D] Semi-discrete form
Show Answer
Correct Answer: B [Discrete form]
Notes:
A digital computer stands for a class of devices which can solve many problems by processing information in a discrete form. It works on data like magnitude, symbols, letters etc.
10. In which of the following industries are touchscreens used?
[A] Heavy Industry
[B] Automated Teller Machines
[C] Medical Field
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
The popularity of smart devices has increased the popularity of touchscreens for both portable and functional electronics. These are found in the medical line, heavy industries, ATMs, room automation etc.
