Prepare for the OSSC CGL with these Top 30 Computer Awareness MCQs, designed to enhance your knowledge. Covering fundamental concepts in computing, from hardware to software and beyond, these questions aim to sharpen your understanding and boost your confidence. Whether you’re familiarizing yourself with basic terminology or delving into more advanced topics, this curated set ensures comprehensive preparation. Master concepts like operating systems, networking, and data structures, vital for success in the OSSC CGL examination. Elevate your computer awareness proficiency and ace the test with ease.
Top 30 Computer Awareness MCQs For OSSC CGL
- When was Windows 1.0 released?
(a) November 20, 1985
(b) December 9, 1987
(c) May 15, 1998
(d) October 22, 2009
Ans. (a) November 20, 1985 - Which version of Windows introduced the Control Panel, MS Word, and Excel?
(a) Windows 1.0
(b) Windows 2.0
(c) Windows 3.0
(d) Windows 95
Ans. (b) Windows 2.0 - What was the key improvement in Windows 3.0 compared to its predecessors?
(a) It was the first to support Internet Explorer
(b) It introduced the Start Menu
(c) It was better at multitasking and used 8086 microprocessors
(d) It merged MS-DOS with Windows
Ans. (c) It was better at multitasking and used 8086 microprocessors - Which version of Windows was the first complete operating system released by Microsoft?
(a) Windows 1.0
(b) Windows 3.0
(c) Windows 95
(d) Windows 98
Ans. (c) Windows 95 - Which Windows version was considered not entirely new but a tuned-up version of its predecessor?
(a) Windows 1.0
(b) Windows 98
(c) Windows Vista
(d) Windows 10
Ans. (b) Windows 98 - Windows 2000 was released in how many different editions?
(a) Two
(b) Three
(c) Four
(d) Five
Ans. (c) Four - Which of the following features was introduced with Windows XP?
(a) Internet Explorer 4.01
(b) Better Graphical User Interface (GUI)
(c) Windows Store
(d) Libraries in file management system
Ans. (b) Better Graphical User Interface (GUI) - Windows Vista was the first operating system to use which type of installation media?
(a) CD-ROM
(b) Floppy Disk
(c) DVD-ROM
(d) USB Drive
Ans. (c) DVD-ROM - What significant feature was introduced in Windows 7?
(a) A virtual desktop system
(b) Task manager redesign
(c) Redesigned Windows shell with an updated taskbar
(d) Introduction of Windows Store
Ans. (c) Redesigned Windows shell with an updated taskbar - Which version of Windows introduced optimizations for touch-based devices and increased integration with cloud services?
(a) Windows XP
(b) Windows Vista
(c) Windows 7
(d) Windows 8
Ans. (d) Windows 8 - Which type of cloud is easily accessible to the general public?
(a) Private Cloud
(b) Public Cloud
(c) Hybrid Cloud
(d) Community Cloud
Ans: (b) Public Cloud - Which cloud model is best for organizations with dynamic or unpredictable computing needs?
(a) Public Cloud
(b) Private Cloud
(c) Hybrid Cloud
(d) Community Cloud
Ans: (b) Private Cloud - Which cloud model combines both public and private clouds to manage heavy workloads?
(a) Public Cloud
(b) Private Cloud
(c) Hybrid Cloud
(d) Community Cloud
Ans: (c) Hybrid Cloud - In which cloud model do several organizations share resources to work on a common platform?
(a) Public Cloud
(b) Private Cloud
(c) Hybrid Cloud
(d) Community Cloud
Ans: (d) Community Cloud - In which service model are users responsible for managing data, applications, and runtime?
(a) Software-as-a-Service (SaaS)
(b) Platform-as-a-Service (PaaS)
(c) Infrastructure-as-a-Service (IaaS)
(d) Network-as-a-Service (NaaS)
Ans: (c) Infrastructure-as-a-Service (IaaS) - Which service model is primarily used for the development, testing, and deployment of applications?
(a) Software-as-a-Service (SaaS)
(b) Platform-as-a-Service (PaaS)
(c) Infrastructure-as-a-Service (IaaS)
(d) Function-as-a-Service (FaaS)
Ans: (b) Platform-as-a-Service (PaaS) - Which service model delivers a complete software solution over the cloud?
(a) Software-as-a-Service (SaaS)
(b) Platform-as-a-Service (PaaS)
(c) Infrastructure-as-a-Service (IaaS)
(d) Backend-as-a-Service (BaaS)
Ans: (a) Software-as-a-Service (SaaS) - What is an example of an Infrastructure-as-a-Service (IaaS) provider?
(a) Google Apps
(b) Salesforce
(c) Amazon Web Services (AWS)
(d) Workday
Ans: (c) Amazon Web Services (AWS) - Which type of cloud computing started evolving in the 1950s with mainframe computing?
(a) Private Cloud
(b) Public Cloud
(c) Community Cloud
(d) Hybrid Cloud
Ans: (b) Public Cloud - What was introduced around the 1970s that allowed multiple operating systems to run simultaneously?
(a) Cloud Storage
(b) Virtualization
(c) Hybrid Cloud
(d) Community Cloud
Ans: (b) Virtualization - Which type of network is commonly used within a small office or building?
(a) PAN
(b) LAN
(c) MAN
(d) WAN
Ans: (b) LAN - What is the maximum connectivity range of a Personal Area Network (PAN)?
(a) 10 meters
(b) 30 meters
(c) 100 meters
(d) 1 kilometer
Ans: (a) 10 meters - Which of the following is the largest type of network, often spanning across countries?
(a) LAN
(b) PAN
(c) MAN
(d) WAN
Ans: (d) WAN - Which network topology connects all nodes in a network to a single central node?
(a) Ring Topology
(b) Mesh Topology
(c) Star Topology
(d) Bus Topology
Ans: (c) Star Topology - In which topology do nodes connect directly to each other with a common link?
(a) Point to Point Topology
(b) Tree Topology
(c) Hybrid Topology
(d) Line Topology
Ans: (a) Point to Point Topology - Which type of network is known for using public wires to create a secure connection to a private network?
(a) MAN
(b) VPN
(c) LAN
(d) PAN
Ans: (b) VPN - What type of network is typically used to connect devices within a single person’s range, such as a phone and a laptop?
(a) MAN
(b) WAN
(c) PAN
(d) LAN
Ans: (c) PAN - Which topology would fail if one of the nodes breaks down?
(a) Star Topology
(b) Mesh Topology
(c) Ring Topology
(d) Bus Topology
Ans: (c) Ring Topology - Which of the following is a characteristic of a Bus Topology?
(a) Every node is connected to exactly two other nodes
(b) All nodes connect to a central node
(c) Nodes connect only to a single line
(d) The network continues to function even if one node fails
Ans: (c) Nodes connect only to a single line - What is a Hybrid Topology?
(a) A combination of two or more types of topologies
(b) A network where all nodes are connected in a straight line
(c) A topology where all nodes connect to a bus
(d) A network that uses wireless connections exclusively
Ans: (a) A combination of two or more types of topologies
