science
Who is Father of Computer ?
- Charles Babbage
- Alan Turing
- John Mccarthy
- Seymour Cray
Who is known as the “Father of Computer Animation” ?
- Alan Turing
- John Whitney
- William Fetter
- Jack Kilby
Who designed the First General Purpose Computer Analytical Engine (1834)?
- Alan Turing
- John Whitney
- William Fetter
- Charles Babbage
Who programmed the first Computer Program: algorithm to compute Bernoulli numbers?
- Alan Turing
- John Whitney
- Ada Lovelace
- Charles Babbage
Who is considered the world’s first programmer? RRB NTPC 9/04/2016 (Evening)
- Alan Turing
- John Whitney
- Ada Lovelace
- Charles Babbage
Who invented the World Wide Web (WWW) in 1989? RRB NTPC CBT II 18/01/2017 (Evening)
- Alan Turing
- John Whitney
- Tim Berners-Lee
- Charles Babbage
Who among the following pioneered Binary Logic and Arithmetic in Computers Programming? SSC CHSL 4/7/2019 (Morning)
- Alan Turing
- John Whitney
- Tim Berners-Lee
- Claude Shannon
Who among the following invented the Computer language, COBOL ? SSC CHSL 3/7/2019 (Evening)
- Alan Turing
- John Whitney
- Grace Murray Hopper
- Claude Shannon
Who has developed the Automatically Programmable Tool (APT) ? SSC CHSL 20/10/2020 (Evening)
- Douglas T Ross
- John Whitney
- Grace Murray Hopper
- Claude Shannon
Who among the following is considered the father of the world wide web? RRB NTPC 5/2/2021 (Morning)
- Douglas T Ross
- Sir Timothy John Berners-Lee
- Grace Murray Hopper
- Claude Shannon
Who invented HTML in 1990 ? RRB NTPC 22/01/2021 (Morning)
- Douglas T Ross
- Sir Timothy John Berners-Lee
- Grace Murray Hopper
- Claude Shannon
Who is considered the father of computers? RRB NTPC 8/1/2021 (Evening)
- Douglas T Ross
- Sir Timothy John Berners-Lee
- Grace Murray Hopper
- Charles Babbage
Who coined the word “Artificial Intelligence”? RRB NTPC 7/1/2021 (Evening)
- Douglas T Ross
- John McCarthy
- Grace Murray Hopper
- Charles Babbage
Who among the following pioneered binary logic and arithmetic in computer programming? RRB NTPC 12/3/2021 (Morning)
- Douglas T Ross
- John McCarthy
- Grace Murray Hopper
- Claude Shannon
Who is considered to be the Father of Modern Computers ? RRB NTPC 1/2/2021 (Morning)
- Douglas T Ross
- Alan Turing
- Grace Murray Hopper
- Claude Shannon
Who is credited with developing the “C” language? RRB NTPC 20/1/2021 (Morning)
- Douglas T Ross
- Alan Turing
- Dennis Ritchie
- Claude Shannon
————–along with Paul Allen founded Microsoft in the year 1975. RRB NTPC 3/4/2021 (Evening)
- Bill Gates
- Stephen Hawking
- Dennis Ritchie
- Claude Shannon
Who was one of the founders of the American computer company Sun Microsystems, later acquired by oracle? RRB NTPC 20/1/2021 (Evening)
- Vinod Khosla
- Satya Nadella
- Sunder Pichai
- Sabeer Bhatia
Who among the following is one of the founders of Google? RRB NTPC 17/1/2021 (Evening)
- Bill Gates
- Stephen Hawking
- Larry Page
- Sunder Pichai
Who is the co-founder of Apple Computers? RRB NTPC 11/1/2021 (Evening)
- Bill Gates
- Stephen Hawking
- Larry Page
- Steve Jobs
Who designed the first small computer for home use? RRB NTPC 19/03/2021 (Evening)
- Bill Gates
- Chuck Peddle
- Steve Leininger
- John Blankenbaker
Who among the following is known as the ‘father of Indian Supercomputers”? RRB NTPC 22/2/2021 (Morning)
- RA Mashelkar
- Nandan Nilkeni
- Jayant Narlikar
- Vijay Bhatkar
Inventor of Bluetooth is. RRB NTPC 4/1/2021 (Evening)
- Charles Simonyi
- Bill gates
- Paul Allen
- Jaap Haartsen
The first barcode system was developed by: SSC CHSL 16/04/2021 (Evening)
- Charles Simonyi
- Norman Joseph Woodland
- Paul Allen
- Jaap Haartsen
Who created FORTRAN the first high-level computer programming language? SSC CHSL 11/8/2021 (Evening)
- Charles Simonyi
- Norman Joseph Woodland
- John Backus
- Jaap Haartsen
Who is credited with inventing the World Wide Web?
- Bill Gates
- Steve Jobs
- Tim Berners-Lee
- Vint Cerf
Explanation:
- Tim Berners-Lee invented the World Wide Web in 1989 while working at CERN.
- Bill Gates co-founded Microsoft.
- Steve Jobs co-founded Apple.
- Vint Cerf is co-creator of the TCP/IP protocol, not the Web.
What was the first electronic general-purpose computer called?
- Apple I
- IBM PC
- Z1
- ENIAC
Explanation:
- ENIAC (Electronic Numerical Integrator and Computer) was the first electronic general-purpose computer, completed in 1945.
- Apple I and IBM PC were much later personal computers.
- Z1 was an early mechanical computer, not electronic.
The ‘Mouse’ for computers was invented by?
- Microsoft
- Apple
- Douglas Engelbart
- Xerox PARC
Explanation:
- Douglas Engelbart invented the computer mouse in 1964.
- Xerox PARC later popularized it, and Apple/Microsoft commercialized it for PCs.
- Microsoft and Apple were companies that used the invention, not the inventors.
Who developed the Python programming language?
- James Gosling
- Bjarne Stroustrup
- Guido van Rossum
- Dennis Ritchie
Explanation:
- Guido van Rossum created Python in the late 1980s.
- James Gosling created Java.
- Bjarne Stroustrup created C++.
- Dennis Ritchie created the C language.
The invention of the USB is primarily attributed to which company?
- Microsoft
- Intel
- A consortium led by Ajay Bhatt of Intel
- IBM
Explanation:
- The USB was developed by a consortium of companies including Intel, Microsoft, and others, with Ajay Bhatt as a key architect.
- It was not the invention of a single company like Microsoft, Intel, or IBM alone.
What was the name of the first commercially available personal computer?
- IBM PC
- Apple II
- Altair 8800
- Commodore PET
Explanation:
- The Altair 8800, released in 1975, is widely considered the first commercially successful personal computer.
- The IBM PC (1981) and Apple II (1977) came later.
- The Commodore PET was also released after the Altair.
Who is known as the father of the computer?
- Alan Turing
- John von Neumann
- Charles Babbage
- Bill Gates
Explanation:
- Charles Babbage conceived the idea of a programmable mechanical computer, his Analytical Engine, in the 1830s.
- Alan Turing was a pioneer in theoretical computer science.
- John von Neumann developed the stored-program architecture.
The Java programming language was originally developed by?
- Sun Microsystems
- James Gosling at Sun Microsystems
- Oracle Corporation
Explanation:
- James Gosling led the team that developed Java at Sun Microsystems in the mid-1990s.
- Oracle acquired Sun Microsystems much later, in 2010.
- Google uses Java but did not invent it.
What storage device was invented by IBM in the 1950s?
- CD-ROM
- USB Flash Drive
- Hard Disk Drive (HDD)
- Floppy Disk
Explanation:
- IBM invented the first commercial hard disk drive, the IBM 350, in 1956.
- The floppy disk was also invented by IBM, but later in 1971.
- CD-ROM and USB drives were invented by other companies much later.
The concept of cloud computing was first articulated by?
- Amazon
- J.C.R. Licklider
- Microsoft
Explanation:
- J.C.R. Licklider envisioned an “Intergalactic Computer Network” in the 1960s, which is a precursor to cloud computing.
- Companies like Amazon, Google, and Microsoft later commercialized the concept.
Which company invented the first floppy disk?
- Microsoft
- Sony
- IBM
- Apple
Explanation:
- IBM invented the 8-inch floppy disk in 1971.
- Sony later developed the 3.5-inch floppy disk.
- Microsoft and Apple were key users of the technology but not its inventors.
Who co-founded Apple Inc.?
- Bill Gates and Paul Allen
- Steve Jobs and Bill Gates
- Steve Jobs and Steve Wozniak
- Steve Wozniak and Tim Cook
Explanation:
- Steve Jobs and Steve Wozniak co-founded Apple Computer Inc. in 1976.
- Bill Gates and Paul Allen co-founded Microsoft.
- Tim Cook is the current CEO, not a founder.
The first computer virus was known as?
- ILOVEYOU
- Mydoom
- Creeper
- Melissa
Explanation:
- Creeper, created in the early 1970s, is recognized as the first experimental computer virus.
- ILOVEYOU, Mydoom, and Melissa were destructive viruses that emerged much later.
What was the first product sold by Apple Inc.?
- Macintosh
- iPhone
- Apple I
- iPod
Explanation:
- The Apple I was a hand-built computer kit designed by Steve Wozniak and sold in 1976, making it Apple’s first product.
- The Macintosh, iPod, and iPhone were launched years later.
Who invented the C programming language?
- Bjarne Stroustrup
- James Gosling
- Dennis Ritchie
- Ken Thompson
Explanation:
- Dennis Ritchie invented the C language at Bell Labs in the early 1970s.
- Bjarne Stroustrup created C++.
- James Gosling created Java.
- Ken Thompson co-created Unix and worked with Ritchie.
The graphical user interface (GUI) was first developed by?
- Apple
- Microsoft
- Xerox PARC
- IBM
Explanation:
- Xerox PARC (Palo Alto Research Center) developed the first GUI in the 1970s.
- Apple’s Macintosh and Microsoft’s Windows were later, highly successful commercial implementations of the GUI concept.
What does the acronym ‘IBM’ stand for?
- International Business Machines
- International Business Machines
- Integrated Business Machines
- Internet Business Machines
Explanation:
- IBM stands for International Business Machines.
- It was incorporated under that name in 1911.
The first successful high-level programming language was?
- C
- Java
- FORTRAN
- COBOL
Explanation:
- FORTRAN (Formula Translation), developed by IBM in the 1950s, is considered the first successful high-level programming language.
- COBOL came shortly after FORTRAN.
- C and Java were developed decades later.
Who invented the transistor, a fundamental building block of modern computers?
- Intel
- IBM
- John Bardeen, Walter Brattain, and William Shockley
- Steve Jobs
Explanation:
- The transistor was invented in 1947 by John Bardeen, Walter Brattain, and William Shockley at Bell Labs.
- Intel and IBM are companies that used transistors to build integrated circuits and computers.
The ‘http’ protocol, essential for the web, was invented by?
- Vint Cerf
- Tim Berners-Lee
- Marc Andreessen
Explanation:
- Tim Berners-Lee invented HTTP (Hypertext Transfer Protocol) along with HTML and the World Wide Web.
- Vint Cerf co-created TCP/IP.
- Marc Andreessen developed the early Mosaic web browser.
What was the original name of Microsoft Windows?
- MS-DOS
- OS/2
- Interface Manager
- Microsoft GUI
Explanation:
- During its early development in 1983, the project that became Windows was called “Interface Manager”.
- Before launching, the name was changed to “Windows”.
- MS-DOS was the disk operating system it ran on top of.
The first computer with a mouse and graphical user interface was the?
- Apple Lisa
- Apple Macintosh
- Xerox Alto
- IBM PC
Explanation:
- The Xerox Alto, developed in 1973, was the first computer to use a mouse and a graphical user interface (GUI).
- The Apple Lisa and Macintosh, which came later, were inspired by the Alto.
Who is the founder of Microsoft Corporation?
- Steve Jobs and Steve Wozniak
- Paul Allen only
- Bill Gates and Paul Allen
- Bill Gates only
Explanation:
- Microsoft was founded by Bill Gates and Paul Allen on April 4, 1975.
- Steve Jobs and Steve Wozniak founded Apple.
The concept of a ‘byte’ was coined by?
- IBM
- Apple
- Dr. Werner Buchholz
- Intel
Explanation:
- Dr. Werner Buchholz coined the term ‘byte’ in 1956 while working on IBM’s Stretch computer.
- A byte is a unit of digital information that consists of 8 bits.
Which invention is Larry Page and Sergey Brin known for?
- Social Networking
- Personal Computer
- Google Search Engine
- E-commerce
Explanation:
- Larry Page and Sergey Brin co-founded Google and invented its core PageRank search algorithm.
- They did not invent the personal computer, social networking, or e-commerce.