CBSE Class 10 Computers Operating System Assignments

Fill in the blanks

Question. A _____________ represents the collection of related ____________
Answer: File, Information

Question. _____________system uses multiple central processors to provide services to multiple users for accessing multiple real time ______________ applications.
Answer: Distributed, central

Question. ____________ is the mechanism to restrict unauthorized access to our system.
Answer: Computer Security

Question. ____________ provides facility to access online accounts and its related activities such as shopping, email and online transactions etc.
Answer: Passwords

Question. ____________ System is used when the time taken by data flow or the processor operation is very complex.
Answer: Real Time

Write True/False

Question. The time period between accepting input by the system and to display updated information is called Response Time.
Answer: TRUE

Question. Only Antivirus software is sufficient to get rid of threats of Internet security.
Answer: FALSE

Question. Operating system cannot manage communication flow between user and Device Drivers.
Answer: FALSE

Question. Linux Source code is available free of cost and it is based on open source.
Answer: TRUE

Question. Operating system manages all type of resource by using scheduler.
Answer: TRUE

Very short answer questions

Question. What is Operating System?
Answer: System Software

Question. Running multiple applications at the same time is called?
Answer: Multi Programming

Question. It makes as able to restrict unauthorized access to applications and helps us to use Internet safely.
Answer: Firewall

Question. The time period between accepting input by the system and to display updated information is called?
Answer: Response Time

Question. In which system it is possible to access server remotely from a different location?
Answer: Network Operating System

Question. What provides the Interface between Computer Hardware and Computer User?
Answer: Operating System

Question. The software that hides the complexities of specific hardware devices are called?
Answer: Device Drivers

Question. A mechanism or a technique which controls the access of computer defined resources, programs, processes or users.
Answer: Protection

Question. The mechanism/process that scans and restrict the unauthorized access on our computer.
Answer: Computer Security

Short Answer Type Questions

Question. What is operating system??
Answer: Operating system is a System-Software. It acts as an interface between computer hardware and computer user. It also controls the execution of all types of other software in a computer system. Without operating system, it is impossible to perform any task in computer. DOS, Window, Linux etc. are the examples of most commonly used operating systems.

Question. Write the different types of Operating System.
Answer: Following are the some important types of operating systems:
a. Batch Operating System
b. Time sharing Operating System
c. Distributed Operating System
d. Network Operating System
e. Real Time Operating System

Question. Explain Real Time Operating System.
Answer: Real time Operating System is also called Data Operating System. In this system, the time difference between taking input and producing output is very small. Real time operating system is used in those situations when the time taken by data flow or the processor operation is very complex and fixed.

Question. What are the functions of operating system? Write their list.
Answer: Following list shows the most common functions of an operating system:
1. Program Execution
2. To control Input output related operations
3. File Manipulation
4. Communication
5. Error Detection
6. Resource Management
7. Protection

Question. What do you mean by Computer Security?
Answer: Computer security is a mechanism using which investigates and restricts the unauthorized usage of our computer system. Hackers always try to theft our important data over internet using unauthorized ways. So, to protect our computers from these hackers, we need to have special focus on computer security. So, to protect our computer system from unauthorized access over internet, we should always use new antivirus software, Anti spyware software and firewall techniques etc.