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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
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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
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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