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Linux Foundation Updated LFCS Exam Questions and Answers by kareem

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Linux Foundation LFCS Exam Overview :

Exam Name: Linux Foundation Certified System Administrator
Exam Code: LFCS Dumps
Vendor: Linux Foundation Certification: Linux Foundation Certified SYSADMIN
Questions: 260 Q&A's Shared By: kareem
Question 8

Which of the following SQL queries counts the number of occurrences for each value of the field order_type in the table orders?

Options:

A.

SELECT order_type,COUNT(*) FROM orders WHERE order_type=order_type;

B.

SELECT order_type,COUNT(*) FROM orders GROUP BY order_type;

C.

COUNT(SELECT order_type FROM orders);

D.

SELECT COUNT(*) FROM orders ORDER BY order_type;

E.

SELECT AUTO_COUNT FROM orders COUNT order_type;

Discussion
Question 9

What information can the lspci command display about the system hardware? (Choose THREE correct answers.)

Options:

A.

Device IRQ settings

B.

PCI bus speed

C.

System battery type

D.

Device vendor identification

E.

Ethernet MAC address

Discussion
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Question 10

Which command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)

Options:

Discussion
Question 11

Which of the following commands redirects the output of cmd to the file foo.txt, in which an existing file is overwritten?

Options:

A.

cmd || foo.txt

B.

cmd | foo.txt

C.

cmd && foo.txt

D.

cmd >> foo.txt

E.

cmd > foo.txt

Discussion
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