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Which of the following is a valid format for mounting a CD-ROM drive?

mount -t iso9660 /dev/cdrom / mnt/cdrom

mount /dev/cdrom

mount /mnt/cdrom

All of the above

None of the above

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The usefulness of signals as a general inter process communication mechanism is limited because ____________

they do not work between processes

they are user generated

they cannot carry information directly

none of the mentioned

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What command is used to assign executable permission to all of the files named "report"?

chmod ugo + x report

chmod u + x report

chmod ugo + rw report

chmod ugo + r report

None of the above

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MCQ

What command is used to assign executable permission to the owner of the file named "letter"?

chmod ugo + x letter

chmod u + x letter

chmod u + w letter

chmod g + x letter

None of the above

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What command is used to remove files?

delete

erase

None of the above

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MCQ

To build a modularized kernel, the kernel-headers and kernel-source packages must first be installed. Where will you find the kernel-headers and kernel-source?

/usr/local

/usr/src/linux

/usr/sre/redhat

/usr/bin

None of the above

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category More Operating System Topics

Introduction to Operating System

Types

Services

Structures

Processes

Threads

CPU Scheduling

Process Synchronization

Memory Management

Storage Management

Input Output Systems

Networking

Distributed Operating System

Protection and Security

Unix

Linux

MS Windows

Mixed

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