Computer Awareness MCQ Quiz - Objective Question with Answer for Computer Awareness - Download Free PDF

The correct answer is MS-DOS.

• MS-DOS is not a GUI based operating system.

Key Points

• GUI (Graphical User Interface):
  • A GUI based operating system is an interface that uses icons, menus and a mouse to manage interaction with the system.
  • Earlier, the GUI was made popular by the Apple Macintosh in the 1980s.
  • GUI based OS are Microsoft Windows, Ubuntu Unity, and GNOME Shell, Mac OS, Chrome OS, etc.

The correct option is (1)

Intranet

Important Points

• An intranet is a private network that is part of an organization and is used to securely distribute data and computing resources among staff members.
• Working in groups and holding teleconferences are two other uses for intranets. Intranets promote internal communication in businesses.
• An intranet is a private website hosted in the cloud, on-premises, or by external hosting services. It is similar to a company's own internal internet.
• A company intranet is a private network that connects all employees to a central hub where they may access all resources, including people and tools.

Additional Information Extranet:- Emails can be sent, data can be accessed, different orders can have their statuses checked, and many other things via an extranet.

Delnet:- DELNET-Developing Library Network, New Delhi, is a significant resource-sharing library network in India that links more than 7700 institutions, including universities, colleges, R&D organizations, hospitals, and other institutions, in 33 states throughout India and a few other countries.

Internet:- There are billions of computers and other electronic devices connected to the Internet on a global scale. You can speak with anyone in the world, access nearly any information, and accomplish a lot more with the help of the Internet.

The correct answer is Command Line Interface

Key Points

• Command Line Interface(CLI) -  A command-line interface (CLI) is a text-based interface used to enter commands. It is used to run programs, manage computer files and interact with the computer. Command-line interfaces are also called command-line user interfaces, console user interfaces and character user interfaces.In the early days of computing, before the mouse, it was the standard way of interacting with computers. While the graphical user interface (GUI) has largely replaced the command-line interface (CLI).

Additional Information

• There are many different types of command-line interfaces each command-line interface uses its own command syntax, but they all function in a similar way. 
• The two most popular command-line interfaces.

1.  DOS (for Windows) 
2. Shell (for Unix) 

The correct answer is (i) - (c), (ii) - (a), (iii) - (b).

Key Points

• Hardware - Computer hardware includes the physical parts of a computer, such as the central processing unit (CPU), random access memory (RAM), monitor, mouse, keyboard, computer data storage, graphics card, sound card, speakers, and motherboard.
• Software - Software is a set of instructions or programs, which are used to operate the computer and perform some specific tasks. Example - Chrome, Photoshop, Quick Heal, etc.
• Firmware -Firmware is a specific class of computer software that provides low-level control for a hardware device, such as a keyboard, hard drive, or BIOS (Basic Input-output system).
  • BIOS is an acronym for Basic Input/Output System and is also known as System BIOS, ROM BIOS, or PC BIOS. It is a type of Firmware used during the booting process (power-on/start up) on IBM PC compatible computers. BIOS Firmware is built into PCs, and it is the first software they run when powered on.

The correct answer is Second.

Key Points

• Second-generation computers were based on Transistors instead of vacuum tubes.
• 1959-1965 is the period of second-generation computers.

Additional Information

• List of generations of computers:

Concept:

• Downloading: It is a process of transferring files from the webserver(from the internet) to the user's computer.
• In this process, memory is required in the user's computer.
• Only users can access this file.

Explanation:

• Uploading: It is a process of transferring files from the user's computer to the webserver(on the internet).
• In this process, memory is required in the webserver.
• Anyone can access the file using the internet.
• FTP: File Transfer Protocol
• It is a set of rules for transferring data from one system to another on the internet.
• JPEG: Joint Photographic Expert Group.
• It is a graphic file format used for saving images.
• Definition of downloading matches with given sentence therefore option 1 is the correct answer.

Additional Information

•  Different file formats are used known as the computer file extension.

The correct answer is Common Business Oriented Language. 

• COBOL stands for Common Business Oriented Language.
  • It is first developed in 1960 by the CODASYL Committee (Conference on Data Systems Languages).
  • It is primarily designed for use in business-oriented applications.

Additional Information

• Some important Abbreviations

The correct answer is Query language.

Key Points

The various generations of computers are listed below:

The correct answer is Integrated circuits.

Key Points

Third Generation (1964-1977):

• This generation was introduced by the development of a small chip consisting of the capacity of the 300 transistors
• These Integrated Circuits (IC)s are popularly known as Chips.
• So it is quite obvious that the size of the computer got further reduced
• Some of the computers developed during this period were IBM-360, ICL-1900, IBM-370, and VAX-750
• Higher-level language such as BASIC (Beginners All-purpose Symbolic Instruction Code) was developed during this period​

Additional Information

The correct answer is F1.

Key Points

1. F1 function key is used for opening help.
2. ​A function key is a key on a computer keyboard to perform certain actions.
3. The function keys are arranged on the top of the computer keyboard numbered across from F1 to F12.
4. The keys are frequently used in combination with other keys such as the CTRL key, the ALT key, and the SHIFT key.
5. The function keys provide some interesting shortcuts for common computer functions that can be useful tools in everyday computing.

Additional InformationSome of the use of function keys:

​The correct answer is Portable Network Graphics.

• Portable Network Graphics is the full form of PNG in the computer image format.

Key Points

• PNG (Portable Network Graphics) PNG (Portable Network Graphics)
• PNG is a format for storing bit-mapped or raster images on the computer.
• PNG is also known as a successor of GIF format images.
• It uses the less compression technique to save images like GIF files but without copyright issues.
• It contains a bitmap of indexed color so it is also called a bit-mapped image.
• Portable Network Graphics Format was developed in early 1995.
• PNG form was created by a team working under Thomas Boutell.
• The main reason behind its development was the limitation of 256 colors only in GIF.
• PNG has a file extension ".png".
• PNG provides low-resolution images that look good and load quickly.
• The amount of transparency can be controlled.
• The format supports interlacing, and it can be developed faster than the GIF format.
• PNG format also supports Gamma correction.
• Images can be saved by using true color.
• It can also be saved by using palette and grayscale formats provided by GIF.

Additional Information 

• JPEG (or JPG) - Joint Photographic Experts Group.
• GIF - Graphics Interchange Format.
• TIFF - Tagged Image File Format.
• BMP - BitMaP.
• SVG - Scalable Vector Graphics
• PSD - Photoshop Document.
• PDF - Portable Document Format.
• EPS - Encapsulated Postscript.
• RAW -Raw Image Formats
• AI - Adobe Illustrator Document.

The correct answer is PARAM 8000.

Key Points

• PARAM 8000 is considered to be the first supercomputer developed in India.
• PARAM is a series of supercomputers developed by C-DAC in Pune.
• PARAM supercomputers developed under the leadership of Vijay P Bhatkar.
• Supercomputers developed by India are EKA, PARAM, Kabru, Blue Gene.
• Pratyush is India's fastest supercomputer.

Additional Information

• SAGA 220 is the supercomputer developed by ISRO in 2011.
• PARAM Yuva II is the fastest in the prestigious PARAM series of Supercomputers built in India.
• SAHASRA T provides service in the fields of aerospace engineering, meteorology predictions, and astrological simulation.
• Seymour Cray is considered the father of the supercomputer.
• CDC 6600 is the world's first supercomputer.

 Important Points

• As of June 2023, the AIRAWAT supercomputer is the fastest supercomputer in India, having been ranked 75th fastest in the world in the TOP500 supercomputer list.

The correct answer is Alt + D.

Key Points

• A ledger is the actual account head to identify your transactions and are used in all accounting vouchers.
• Alt + D is the keyboard command used to delete the ledger created in tally.
  • Go to Gateway of Tally > Accounts Info. > Ledgers > Alter > Press Alt+D .
• Users can delete any ledger in Tally if the balance does not exist in that particular ledger.

Additional Information

• Alt+C is the short key to access Auto Value Calculator in the amount field during voucher entry.
• Ctrl+C is the short key to create Cost Center from the Ledger creation screen.
• Ctrl+B is the short key to create a Budget from the Ledger creation screen.
• Ctrl+G is the short key to create an account Group from the Ledger creation screen.

The correct answer is James Gosling.

Key Points

• Java is a high-level object-oriented programming language.
• Java was developed by James Gosling.
• James Gosling is known as the father of Java.
• Java was formerly known as Oak.
• Since Oak was already a registered company the name later changed to Java.
• Java was originally developed at Sun Microsystems and released in 1995 as a core component of Sun Microsystems' Java platform.
• Java code can run on all platforms that support Java without the need for recompilation.
• Java is used to develop mobile apps, web apps, desktop apps, games etc.
• Java is a high level, robust and secure programming language.

Additional Information

• Paul Allen is the co-founder of Microsoft.
• Jaap Haartsen is best known for his role in producing the specification for Bluetooth.
• Charles Simonyi is best known for developing the first versions of Microsoft Office software suite.