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October 11, 2017

Up to the immediate present CompTIA LX0-103 - An Overview 41 to 50

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Q41. - (Topic 3) 

When starting a program with the nice command without any additional parameters, which 

nice level is set for the resulting process? 

A. -10 

B. 0 

C. 10 

D. 20 

Answer:


Q42. - (Topic 3) 

Which of the following commands will print the last 10 lines of a text file to the standard output? 

A. cat -n 10 filename 

B. dump -n 10 filename 

C. head -n 10 filename 

D. tail -n 10 filename 

Answer:


Q43. - (Topic 3) 

What is the maximum niceness value that a regular user can assign to a process with the nice command when executing a new process? 

A. 9 

B. 19 

C. 49 

D. 99 

Answer:


Q44. - (Topic 3) 

Which of the following commands moves and resumes in the background the last stopped shell job? 

A. run 

B. bg 

C. fg 

D. back 

Answer:


Q45. - (Topic 1) 

During a system boot cycle, what program is executed after the BIOS completes its tasks? 

A. The bootloader 

B. The inetd program 

C. The init program 

D. The kernel 

Answer:


Q46. - (Topic 3) 

Which of the following commands replaces each occurrence of 'bob' in the file letter with 'Bob' and writes the result to the file newletter? 

A. sed '/bob/Bob' letter > newletter 

B. sed s/bob/Bob/ letter < newletter 

C. sed 's/bob/Bob' letter > newletter 

D. sed 's/bob/Bob/g' letter > newletter 

E. sed 's/bob, Bob/' letter > newletter 

Answer:


Q47. - (Topic 1) 

Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target? 

A. systemd.target=rescue.target 

B. systemd.runlevel=rescue.target 

C. systemd.service=rescue.target 

D. systemd.default=rescue.target 

E. systemd.unit=rescue.target 

Answer:


Q48. - (Topic 2) 

Which of the following commands can be used to download the RPM package kernel without installing it? 

A. yum download --no-install kernel 

B. yumdownloader kernel 

C. rpm --download --package kernel 

D. rpmdownload kernel 

Answer:


Q49. - (Topic 3) 

Regarding the command: 

nice -5 /usr/bin/prog 

Whichof the following statements is correct? 

A. /usr/bin/prog is executed with a nice level of -5. 

B. /usr/bin/prog is executed with a nice level of 5. 

C. /usr/bin/prog is executed with a priority of -5. 

D. /usr/bin/prog is executed with a priority of 5. 

Answer:


Q50. - (Topic 3) 

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.) 

A. find /tmp -uid root -print 

B. find -path /tmp -uid root 

C. find /tmp -user root -print 

D. find /tmp -user root 

E. find -path /tmp -user root–print 

Answer: C,D 



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