Select the true statement about an Operating System (OS)?
An OS controls peripheral, and allocates memory and processor time
An Operating System (OS) is a crucial software that manages computer hardware and software resources. It provides various services to ensure the smooth operation of a computer system. Let us analyze each of the given statements to identify the correct one.
- An OS controls peripherals, allocates memory and organizes data into fields and records:
- Operating systems indeed control peripherals and allocate memory.
- However, organizing data into fields and records is typically managed by database management software rather than the operating system itself.
This option is partially correct but extends beyond the typical functions of an OS by including the management of data fields and records.
- An OS provides protection against viruses and controls peripherals:
- While OS controls peripherals, the protection against viruses is primarily the role of antivirus software.
Hence, this statement is misleading regarding the OS's direct role in virus protection.
- An OS controls peripheral, and allocates memory and processor time:
- This statement correctly identifies key functions of an OS:
- Control of peripherals: The OS manages devices like printers, keyboards, and monitors.
- Memory allocation: It efficiently manages system memory for various applications.
- Processor time allocation: The OS schedules tasks to effectively use CPU time and ensure fair resource sharing among applications.
This is the correct answer as these functions are central to an OS's role.
- An OS controls the processor and peripherals and allows the user to connect to the Internet:
- The OS does indeed control both the processor and peripheral devices.
- While it facilitates internet connectivity through network management, direct internet connectivity is usually managed by specific networking hardware and protocols, often more prominently handled by network applications.
This option stretches the OS's functionalities slightly out of context regarding direct internet connectivity facilitation.
Thus, the most accurate statement regarding an Operating System's functions is: An OS controls peripheral, and allocates memory and processor time.
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Important Questions from Types of Softwares
Which of the following file formats contain exclusively the sound file format suitable for distribution across the Internet?
A. AVI
B. MIDI
C. WMV
D. WMA
E. MP4
Choose the correct answer from the options given below:Match List I with List II
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Statement I : Cell E9 contains the value 4 and E10 contains the value 8. You select both the cells and drag the fill handle down to E13. The contents of cells E11, E12 and E13 will be 9, 10 and 11, respectively.
Statement II: The formula =A3*$A$1 has the reference to cell A1 set as a relative reference while the reference to cell A3 is an absolute reference.
In the light of the above statements, choose the correct answer from the options given below:If you want to assess the students performance and want to give them immediate feedback, which software will you select?
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A. Google Earth
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Choose the correct answer from the options given below.
