Computer Software — Flashcards
NIOS · Class 12 · Computer Science
25 flashcards for Computer Software (NIOS Class 12 Computer Science) to test yourself on key terms and facts. Sample: "What is Computer Software? Define.
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What is Computer Software? Define it clearly.
Answer
Computer software is a complete set of instructions written to solve a specific problem on a computer. It refers to the set of computer programs that cause the hardware (computer system) to function i…
What are the two broad categories of computer software?
Answer
Computer software is classified into two main categories: (1) System Software - General programs written by manufacturers that manage hardware and help the computer function (examples: Operating Syste…
What is an Operating System and what are its major functions?
Answer
An Operating System (OS) is the most important system software that manages all computer resources and enables the computer to function. Major functions include: (1) User identification and resource m…
What is Job Control Language (JCL)?
Answer
Job Control Language (JCL) is a fixed set of commands that an Operating System understands. JCL commands are used by computer users to communicate their requirements to the operating system. These com…
Distinguish between Batch Processing OS and Multi-programming OS.
Answer
Batch Processing OS: Executes jobs serially one after another from a batch of submitted jobs. The CPU sits idle during input/output operations of a job, reducing overall efficiency. Used in early seco…
What is Utility Software and provide examples?
Answer
Utility Software is system software used frequently during program development and maintenance. It consists of pre-written, general-purpose programs that handle common computing tasks. Examples includ…
What is Application Software and what are its three sources?
Answer
Application Software is written to perform specific tasks or processes like accounting, payroll, mailing lists, or result preparation. The majority of application software is written in high-level lan…
Name five common application packages for personal computers.
Answer
Five common application packages widely used on personal computers are: (1) Word Processor - creates, formats, and edits text documents (Example: Microsoft Word). (2) Database Processing - manages org…
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