unix, Operating System

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what is difference between file descriptor and file pointer?

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Error detection in operating system, Q. Error detection in operating system...

Q. Error detection in operating system? Error detection- Error detection take places at both the hardware and software levels. At the hardware level every data transfers must b

Utility programs, Utility Programs: those programs which are not the essen...

Utility Programs: those programs which are not the essential part of operating system. But they provide different utilities / features to the users e.g. MS-DOS : Fdisk, FORMAT, AT

Correct the code for visitor and vehicle portion, Gopher Gallery consists o...

Gopher Gallery consists of a shopping mall and a cart ride that covers the 150 acre habitat. There are m visitors and n single-person vehicles. Visitors stroll around the mall at t

Explain root partition, Explain root partition The root partition,which...

Explain root partition The root partition,which have the operating-system kernel and potentially other system files, is mounted at boot time. In successful mount operation, ope

Define what an assembler is, Define what an assembler is An assembler i...

Define what an assembler is An assembler is machine dependant.

What are privileged instructions, What are privileged instructions? Som...

What are privileged instructions? Some of the machine instructions that may cause harm to a system are designated as privileged instructions. The hardware permits the privilege

What are the different files attributes?, What are the different files attr...

What are the different files attributes? File name:-it's the name of the file. It's the name with which the user identifies. Identifiers:-it's created when a file is created

Describe why it could and how such effects could be minimize, Q. In followi...

Q. In following Section we mentioned that disabling interrupts frequently could affect the system's clock. Describe why it could and how such effects could be minimized.

What are the advantages of indexed allocation, What are the advantages of I...

What are the advantages of Indexed allocation? The benefits are a. No external-fragmentation problem b. Solves the size-declaration problems. c. Supports direct access

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