The Odisha Staff Selection Commission (OSSC) Combined Higher Secondary Level (CHSL) examination often includes questions on computer fundamentals. Here is a compilation of the top 30 multiple-choice questions (MCQs) to help you prepare effectively for the computer section of the OSSC CHSL exam.
Top 30 Computer / Internet Awareness MCQs For OSSC CHSL
- What is the shortcut to maximise the document window in Excel?
(a) Ctrl+F10
(b) Ctrl+F9
(c) Ctrl+F6
(d) Ctrl+F5
Answer: (a) Ctrl+F10 - Which shortcut is used to enter the current time in Excel?
(a) Ctrl + Shift + T
(b) Ctrl + ;
(c) Shift + F3
(d) Ctrl + F10
Answer: (a) Ctrl + Shift + T - How do you enter the current date in Excel using a keyboard shortcut?
(a) Ctrl + ;
(b) Ctrl + F6
(c) Shift + F5
(d) Ctrl + F9
Answer: (a) Ctrl + ; - Which shortcut opens the Excel formula window?
(a) Shift + F3
(b) Ctrl + F10
(c) Ctrl + Page Down
(d) Ctrl + Space
Answer: (a) Shift + F3 - What does Shift + F5 do in Excel?
(a) Minimise current workbook
(b) Maximise currently selected workbook
(c) Bring up search box
(d) Switch between open workbooks/window
Answer: (c) Bring up search box - Which shortcut is used to minimise the current workbook in Excel?
(a) Ctrl + F9
(b) Ctrl + F10
(c) Ctrl + F6
(d) Ctrl + Page Down
Answer: (a) Ctrl + F9 - How do you maximise the currently selected workbook in Excel?
(a) Ctrl + F10
(b) Ctrl + Tab
(c) Alt + =
(d) Ctrl + Space
Answer: (a) Ctrl + F10 - What shortcut allows you to switch between open workbooks/windows in Excel?
(a) Ctrl + F6
(b) Ctrl + Page Down
(c) Ctrl + Page Up
(d) Ctrl + Arrow key
Answer: (a) Ctrl + F6 - How do you move between Excel worksheets in the same Excel document using a keyboard shortcut?
(a) Ctrl + Page Down
(b) Ctrl + Tab
(c) Ctrl + Page Up
(d) Alt + =
Answer: (a) Ctrl + Page Down - Which shortcut is used to select the entire row in Excel?
(a) Ctrl + Arrow key
(b) Ctrl + Space
(c) Shift + Space
(d) Shift + Del
Answer: (c) Shift + Space - Which type of network is typically confined to a small geographic area such as a single building?
(a) WAN
(b) PAN
(c) LAN
(d) MAN
Ans. (c) LAN - What technology is commonly used for creating a Personal Area Network (PAN)?
(a) Ethernet
(b) Bluetooth
(c) Token-ring
(d) FDDI
Ans. (b) Bluetooth - Which network type covers a city and is often used for services like cable TV?
(a) WAN
(b) MAN
(c) PAN
(d) LAN
Ans. (b) MAN - The largest type of network, covering a vast geographical area like a country, is known as:
(a) LAN
(b) PAN
(c) MAN
(d) WAN
Ans. (d) WAN - Which network uses public wires to create a private network?
(a) LAN
(b) PAN
(c) VPN
(d) MAN
Ans. (c) VPN - In which network topology are all devices connected to a single central node?
(a) Mesh Topology
(b) Star Topology
(c) Ring Topology
(d) Bus Topology
Ans. (b) Star Topology - Which network device is used to extend the range of a network by regenerating signals?
(a) Network Hub
(b) Network Switch
(c) Network Repeater
(d) Network Router
Ans. (c) Network Repeater - A topology where each node is connected to exactly two other nodes, forming a circular pathway, is called:
(a) Star Topology
(b) Mesh Topology
(c) Ring Topology
(d) Tree Topology
Ans. (c) Ring Topology - Which network device joins multiple computers to form a single LAN and operates at the data link layer?
(a) Network Router
(b) Network Hub
(c) Network Switch
(d) Modem
Ans. (c) Network Switch - Which device converts digital signals to analog signals and is typically placed between a telephone and a computer?
(a) Network Bridge
(b) Network Router
(c) Network Hub
(d) Modem
Ans. (d) Modem - Batch Operating System
(a) There is no direct communication between the computer and the OS
(b) Multiple users can use it
(c) It can easily manage a large amount of work
(d) All of the above
Ans. (d) All of the above - Real-Time Operating System
(a) It has a data processing system
(b) Used in fields where quick response is crucial
(c) Processing time between user command and output is small
(d) None of the above
Ans. (c) Processing time between user command and output is small - Time-Sharing Operating System
(a) Allows multiple users to use a program simultaneously
(b) Main motive is to maximize the response time
(c) Often used in mainframe computers
(d) None of the above
Ans. (a) Allows multiple users to use a program simultaneously - Distributed Operating System
(a) Uses multiple central processors to serve real-time applications
(b) Failure of one system affects other systems connected in the network
(c) Allows opening files located in other connected systems
(d) All of the above
Ans. (c) Allows opening files located in other connected systems - Embedded Operating System
(a) Built into larger systems and limited to specific functions
(b) Commonly used in desktop computers
(c) Supports multitasking and multi-user functionalities
(d) None of the above
Ans. (a) Built into larger systems and limited to specific functions - Network Operating System
(a) Manages files, data processing, and file sharing in a small network
(b) Includes only client servers and no main server
(c) Is not suitable for secure operations with multiple users
(d) None of the above
Ans. (a) Manages files, data processing, and file sharing in a small network - Mobile Operating System
(a) Designed for smartphones and other mobile devices
(b) Emphasizes efficiency in a compact device
(c) Supports various applications and multimedia functions
(d) All of the above
Ans. (d) All of the above - What was the primary language used in First Generation computers?
(a) Machine Language
(b) Assembly Language
(c) High-level Language
(d) Python
Ans. (a) Machine Language - Which of the following is a characteristic feature of First Generation computers?
(a) Low electricity consumption
(b) Capability of multitasking
(c) Usage of monitors for output
(d) High operational costs
Ans. (d) High operational costs - Which of the following is an example of a First Generation computer?
(a) IBM 360
(b) Apple II
(c) ENIAC
(d) Cray-1
Ans. (c) ENIAC
