General Knowledge Questions and Answers on Technology

Answer: A) American Institute of Electrical Engineers

Explanation:

The full form of AIEE is the "American Institute of Electrical Engineers", the AIEE was an organization of electrical engineers in the United States. It existed from the year 1984 to 1962.

Answer: D) Institute of Radio Engineers

Explanation:

The full form of IRE is "Institute of Radio Engineers", the IRE was an organization of electrical engineers. It existed from the year 1912 to 1962.

Answer: B) Institute of Electrical and Electronics Engineers

Explanation:

The full form of IEEE is " Institute of Electrical and Electronics Engineers ", the IEEE was founded on 01^st January 1963. The IEEE focuses on Electrical, electronics, communications, and computer engineering.

Answer: C) Piscataway, New Jersey

Explanation:

The operations center of IEEE (Institute of Electrical and Electronics Engineers) is in Piscataway, New Jersey.

Answer: C) 1901

Explanation:

On 12^th December 1901, the first reception of the first transatlantic radio signals was confirmed at Signal Hill.

Answer: A) Radiotelegraphy

Explanation:

The Wireless Telegraphy is also known as Radiotelegraphy.

Answer: A) Yottabyte

Explanation:

The highest memory measurement unit in computers is Yottabyte which is equivalent to a quadrillion gigabyte (GB).

Answer: D) 1 Petabyte (PB)

Explanation:

1,024 Terabytes (TB) is equal to 1 Petabyte (PB).

Answer: B) Semiconductor

Explanation:

The Semiconductors are used to make the main memory of the computer.

Answer: D) Programmable logic controller

Explanation:

The full form of PLC is "Programmable logic controller". It is also called a "Programmable Controller".

Answer: B) Dick Morley

Explanation:

Dick Morley is recognized as the Father of PLC (Programmable logic controller). In 1968, For General Motors, invented the first PLC, the Modicon 084.

Answer: A) Binary signal

Explanation:

A binary signal, also known as a logic signal which is a digital signal with two distinguishable levels.

Answer: C) Database

Explanation:

The Database is usually known as "DB", which is an organized collection of data and information.

Answer: B) Movie file

Explanation:

The '.MOV' is an extension of the animation/movie file.

Answer: A) Simulation Program with Integrated Circuit Emphasis

Explanation:

The full form of SPICE is "Simulation Program with Integrated Circuit Emphasis" which is a general-purpose, open-source analog electronic circuit simulator.

Answer: D) 1973

Explanation:

The SPICE is an electronic circuit simulator that stands for "Simulation Program with Integrated Circuit Emphasis". The initial release of the SPICE simulator was introduced in 1973.

Answer: A) Electronics Research Laboratory of the University of California

Explanation:

The SPICE is an electronic circuit simulator that stands for "Simulation Program with Integrated Circuit Emphasis". The initial release of the SPICE simulator was introduced in 1973. SPICE was developed at the Electronics Research Laboratory of the University of California.

Answer: C) Electrically Erasable Programmable Read-Only Memory

Explanation:

The EEPROM stands for "Electrically Erasable Programmable Read-Only Memory".

Answer: B) Non-volatile Memory

Explanation:

The EEPROM stands for "Electrically Erasable Programmable Read-Only Memory". The EEPROM is a non-volatile memory used in computers that allows to erase and reprogram the individual bytes. The individual bytes in EEPROM are erased by applying an electrical voltage that is higher than normal.

Answer: D) All of the above

Explanation:

There are many types of memory in computer science such as RAM, ROM, Cache memory, Dynamic random-access memory, Static random-access memory, Programmable ROM, EPROM, Flash memory, SDRAM, DDR SDRAM, and RDRAM.

Answer: C) Jerry Yang and David Filo

Explanation:

Yahoo! was developed by Jerry Yang and David Filo, graduate students at Stanford University in California.

Answer: A) Larry Page and Sergey Brin

Explanation:

Google Search is a search engine provided and operated by Google. It was developed by Larry Page and Sergey Brin.

Answer: D) Steve Chen, Chad Hurley, and Jawed Karim

Explanation:

YouTube is an online video-sharing platform provided and operated by Google, YouTube was founded/developed by Steve Chen, Chad Hurley, and Jawed Karim who were early employees of PayPal company.

Answer: A) Sam Altman

Explanation:

ChatGPT is a large language model-based chatbot founded by Sam Altman who is also the founder and CEO of OpenAI and ChatGPT.

Answer: D) Video Home System

Explanation:

The popular format for a home video recorder is VHS. The VHS stands for "Video Home System". The VHS was invented in 1976 by the Victor Company of Japan.

Answer: B) Variable Voltage Variable Frequency

Explanation:

The VVVF stands for "Variable Voltage Variable Frequency".

Answer: A) Speed control of induction motors

Explanation:

The Variable Voltage Variable Frequency (VVVF) conductors are used for the speed control of induction motors.

Answer: A) Synchronous motor

Explanation:

A synchronous motor is more efficient than an induction motor because a synchronous motor operates under a wide range of power factors, both lagging and leading while an induction motor operates at only a lagging power factor.

Answer: B) Brushless Direct Current Motor

Explanation:

The BDLC motor stands for "Brushless Direct Current Motor", it is an electronically commutated DC motor that does not have carbon brushes and commutator assembly.

Answer: A) Permanent Magnet Synchronous Motor

Explanation:

The PMSM motor stands for "Permanent Magnet Synchronous Motor", it is an AC synchronous motor that uses permanent magnets to provide the necessary field excitation.

Answer: C) 3 to 30 MHz

Explanation:

The High Frequency Band (HF Band) is based on frequencies 3 and 30 megahertz (MHz).

Answer: D) Both A and B

Explanation:

The High Frequency Band (HF Band) is based on frequencies 3 and 30 megahertz (MHz). The High Frequency Band (HF Band) is also known as Decameter Band or Decameter Wave.

Answer: D) Musical Instrument Digital Interface

Explanation:

The MIDI stands for "Musical Instrument Digital Interface", which is a way to connect devices that make and control sound.

Answer: D) 1983

Explanation:

The MIDI standard was completed in 1983 by a consortium of musical equipment manufacturers (including Korg, Oberheim, Roland, Sequential Circuits, and Yamaha). [source]

Answer: A) commands

Explanation:

COM was used as a filename extension for text files containing commands to be issued to the operating system.

Answer: D) Encapsulated PostScript

Explanation:

The '.EPS' is an extension of Encapsulated PostScript file. It is a Document Structuring Convention conforming to PostScript document format usable as a graphics file format.

Answer: A) Rich Text Format

Explanation:

The '.RTF' is an extension of the Rich Text Format file. It is a proprietary document file format with published specifications developed by Microsoft Corporation.

Answer: D) All of the above

Explanation:

All the above are the video file format. Thus, the Option (D) is correct here. Some of the common video file formats are MP4, MOV, WMV, AVI, AVCHD, FLV, F4V and SWF, MKV, WEBM or HTML5.

Answer: A) Abacus

Explanation:

The name of the first calculating device is Abacus. The Abacus is also known as the counting frame that was said to be invented in ancient Babylon between 300 to 500 BC. The inventor of the Abacus is unclear.

Answer: C) Blaise Pascal

Explanation:

The Pascal calculator was invented by Blaise Pascal in the year 1642.

Answer: B) John McCarthy

Explanation:

John McCarthy is known as the father of artificial intelligence. He is widely recognized for his astounding contribution to the field of Computer Science and AI.

Answer: A) Tim Berners-Lee

Explanation:

The first version of HTML was written by Tim Berners-Lee in the year 1993.

Answer: D) Ray Tomlinson

Explanation:

Ray Tomlinson (or, Raymond Samuel Tomlinson) was a computer scientist from Amsterdam, New York, US. Ray Tomlinson implemented the first electronic mail (email) program and he is known for sending the first electronic mail, between two different computers on the ARPANET, in 1971.

Answer: C) ENIAC

Explanation:

The ENIAC (Electronic Numerical Integrator and Computer) was the world's first programmable general-purpose electronic digital computer.

Answer: A) Electronic Numerical Integrator and Computer

Explanation:

The ENIAC stands for Electronic Numerical Integrator and Computer which was the world's first programmable general-purpose electronic digital computer.

Answer: C) PARAM 8000

Explanation:

The name of India's first supercomputer was PARAM 8000 which was designed and installed by the Centre for Development of Advanced Computing (C-DAC) in Pune, India in the year 1991.

Answer: B) Amplitude modulation

Explanation:

The AM stands for Amplitude modulation which is a modulation technique used in electronic communication.

Answer: C) Delta modulation

Explanation:

The DM stands for Delta modulation which is an analog-to-digital and digital-to-analog signal conversion technique.

Answer: C) Compact Disc

Explanation:

The CD stands for Compact Disc, it is a digital optical disc data storage format. Also considered as computer secondary memory device. The compact disc co-developed by Philips and Sony in August 1982.

Answer: A) Ken Thompson and Dennis Ritchie

Explanation:

Ken Thompson and Dennis Ritchie created the first version of UNIX on a PDP-7 minicomputer.

Answer: B) Tim Paterson

Explanation:

The disk operating system (MS-DOS) was originally written by Tim Paterson and it was introduced by Microsoft.

Answer: C) Hybrid

Explanation:

Hybrid computers can be used to handle analog data as well as digital data.

Practice: Types of Computers MCQs

Answer: B) Charles Babbage

Explanation:

An English polymath Charles Babbage invented the concept of a programmable computer. The Analytical Engine was the first computer invented by him.

Answer: D) R (R programming language)

Explanation:

R (R programming language) is widely used for data analysis and statistical computing. According to user surveys and studies of scholarly literature databases, R is one of the most commonly used programming languages in data mining. [source]

Answer: A) Distributed Denial of Service

Explanation:

In the context of cybersecurity, 'DDoS' stands for Distributed Denial of Service.

Answer: C) WordPress

Explanation:

WordPress is the widely used open-source content management system (CMS) for creating websites and blogs. WordPress is owned and operated by Automattic, Inc.

Answer: D) Bluetooth

Explanation:

Bluetooth is used for wireless communication and data exchange between devices over short distances. Bluetooth is a Low-cost short-distance radio communications standard.

Answer: A) Elon Musk

Explanation:

Elon Musk is the CEO and chief technology officer of SpaceX.

Answer: C) 2022

Explanation:

Elon Musk initiated an acquisition of Twitter on 14^th April 2022 and concluded it on 27^th October 2022.

Answer: A) Encryption

Explanation:

The process of encrypting data to make it unreadable without a decryption key is called Encryption.

Answer: D) April 1, 2004

Explanation:

On April 1, 2004, Google launched its email service named Gmail.

Answer: B) Oracle

Explanation:

Initially, the trademark of JavaScript was issued to Sun Microsystems on 6^th May 1997 and now JavaScript is a trademark of Oracle Corporation. It was transferred when Oracle Corporation acquired Sun Microsystems in 2009.

Answer: A) Graphics processing unit

Explanation:

In computer graphics, the GPU stands for "Graphics processing unit" which is a specialized processor originally designed to accelerate graphics rendering.

Answer: C) r = 1/s

Explanation:

The relationship between resistivity r and conductivity s is that: Conductivity (s) is the inverse (reciprocal) of resistivity (r) i.e., r = 1/s.

Answer: C) Both A and B

Explanation:

Both of the options A and B are correct. Electrical resistivity is also called Volume resistivity or Specific electrical resistance.

Answer: D) ohm-metre

Explanation:

The SI unit of electrical resistivity is the ohm-metre that is represented by Ω⋅m.

Answer: A) Squirrel cage motor

Explanation:

The squirrel cage motor is NOT suitable for use as a DC machine. Because the squirrel cage motor does not have any connection to the armature. The squirrel cage motors are a subclass of induction motors, which harness electromagnetism to generate motion.

Answer: D) Application software

Explanation:

Microsoft-word (MS-word) is an example of an application software. It is a word processor developed by Microsoft. You can use MS-word for creating text documents, editing and formatting the existing documents, making a text document interactive with different features and tools, creating graphical documents, comprising images. MS-word is widely used by the authors and publishers, it also provides to detect and fix the grammatical and spelling mistakes.

Practice: Microsoft-word MCQs

Answer: B) Modifier keys

Explanation:

The combination of CTRL + SHIFT + DELETE keys are called modifier keys or Windows keys. The CTRL + SHIFT + DELETE keys are used to open the clear browsing data window to clear browser history in an Internet browser.

Answer: D) Both A and B

Explanation:

The both A and B are the correct answer. On a Microsoft Windows operating system, the combination of CTRL + ALT + DELETE (Control + Alt + Delete) can be used to terminate an application task or to reboot the operating system.

Answer: C) Ocean depth

Explanation:

A fathometer is used to measure the depth of the ocean or any other water bodies, it uses Echo sounding or depth sounding to measure it.

Answer: A) Operating system

Explanation:

A computer cannot boot if it does not have the operating system. The use of an operating system is very important during the booting process. The operating system is launched during the booting process when a computer system is turned on.

Answer: A) Window configuration file/system file

Explanation:

'.ini' is an extension of the Window configuration file/system file. It is used to store settings for the operating system or application.

Answer: C) Initialization

Explanation:

In a Windows configuration file, ".ini" stands for "Initialization".

Answer: D) 44.1 kHz

Explanation:

In a compact disc (CD), the sample rate (or, samples per second) is 44.1 kHz which means CDs reproduce 44,100 samples per second.

Answer: B) Philip R. Zimmermann

Explanation:

Pretty Good Privacy (Generally known as PGP) is the most widely used software package for email and file protection. Pretty Good Privacy (PGP) was developed by Philip R. Zimmermann in the early 1990s.

Answer: C) Archie

Explanation:

Archive is the first web search engine, it was created by Alan Emtage, a student at McGill University in Montreal in 1990.

Just for your knowledge, the other search engines are Bing, DuckDuckGo, Yahoo, Baidu, Google Search, Yandex, Ask.com, WolframAlpha, Ecosia, Startpage, AOL, Dogpile, Yahoo! Search, Google, Qwant, Lycos, Swisscows, Gigablast, Yandex.com, Searx, Naver, Mojeek, WebCrawler, MetaGer, etc.

Answer: B) 32-bit

Explanation:

In computer networks, the IPv4 addresses use 32-bit numbers to store and display IP addresses that are typically displayed in dotted decimal notation.

Answer: D) 128-bit

Explanation:

In computer networks, IPv6 addresses use 128-bit numbers to store and display IP addresses. You can also practice: IPv6 MCQs.

Answer: A) Atlantic Packet Satellite Network

Explanation:

In computer networks, the SATNET is also known as Atlantic Packet Satellite Network. The SATNET was a satellite network that was used in the initial segment of the Internet, it was implemented by BBN Technologies under the direction of the Advanced Research Projects Agency. [source]

Answer: D) Defense Advanced Research Projects Agency

Explanation:

The DARPA stands for Defense Advanced Research Projects Agency which was created on 7 February 1958 by the United States Department of Defense for Research and Development.

Answer: C) Modem

Explanation:

The modem is the device that is used to connect your personal computer to the Internet through a telephone line.

Answer: D) Submit activate Windows

Explanation:

Submit activate Windows is not true for information security. All of the others are important factors in information security.

Answer: C) 1 billion terabytes

Explanation:

1 Zettabyte is equal to 1 billion terabytes. A zettabyte is a measurement unit of digital storage capacity. It is also 10²¹ bytes (1,000,000,000,000,000,000,000 bytes), or, one trillion gigabytes.

Answer: C) Windows 9

Explanation:

Windows 9 is not a version of the Windows operating system.

Windows is a graphical user interface operating system that was developed by Microsoft. The versions of Windows operating system are Windows 10, Windows 7, Windows 8, Windows 95, Windows Vista, Windows 98, Windows XP, Windows 2000, Windows 3.0, Windows 1.0x, Windows 2.0x, Windows Me, Windows 11, Windows 3.1x, and Windows 8.1.

Answer: D) Commodore 64

Explanation:

The Commodore 64 (also known as C64) is the bestselling computer of all time with sales of about 30 million units between 1982 and 1993. The Commodore 64 was introduced in January 1982.

Answer: A) Motorola

Explanation:

Motorola was the first company to produce a handheld mobile phone. The name of the first mobile phone was "Motorola DynaTAC 8000X".

Answer: C) Martin Cooper

Explanation:

Martin Cooper who is an American engineer made the first phone call from the handheld mobile phone on 3^rd April 1973.

Answer: B) Global System for Mobile Communication

Explanation:

In the field of Mobile Networks, GSM stands for Global System for Mobile Communication. It is an open and digital cellular technology used for mobile communication developed by European Telecommunications Standards Institute (ETSI).

Answer: A) European Telecommunications Standards Institute

Explanation:

The ETSI stands for European Telecommunications Standards Institute, it was created by the European Conference of Postal and Telecommunications Administrations in 1988.

Answer: B) Finland

Explanation:

The GSM stands for Global System for Mobile Communication. It is an open and digital cellular technology used for mobile communication developed by European Telecommunications Standards Institute (ETSI). GSM was first implemented in Finland in 1991.

Answer: C) GMOS

Explanation:

The GMOS was the first operating system. It was developed in the early 1950s by General Motors for IBM 701.

Answer: D) A broken laser pointer

Explanation:

Mark Fraser purchased the first item from Ebay that was a broken laser pointer.