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Lpic1 > 101.1 > Flashcards

101.1 Flashcards

1
Q

Which command shows information about all PCI devices?
A) lscpu
B) lspci
C) lsusb
D) dmidecode

A

B) lspci

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2
Q

What command displays information about the system’s CPU architecture?
A) lscpu
B) lspci
C) uname -m
D) lsusb

A

A) lscpu

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3
Q

Which command can be used to probe hardware on the system?
A) lspci
B) hwprobe
C) hwdetect
D) dmesg

A

D) dmesg

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4
Q

Which command shows detailed information about memory modules installed in a system?
A) dmidecode
B) lspci
C) free
D) top

A

A) dmidecode

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5
Q

What does the ‘dmesg’ command display?
A) Kernel log messages
B) CPU usage
C) Memory usage
D) Disk usage

A

A) Kernel log messages

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6
Q

Which tool provides information about USB devices connected to the system?
A) lsusb
B) lspci
C) hwinfo
D) df

A

A) lsusb

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7
Q

How can you display information about the system’s BIOS?
A) lspci
B) dmidecode
C) lsusb
D) df

A

B) dmidecode

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8
Q

Which command can display the current CPU frequency on a Linux system?
A) lscpu
B) cpufreq-info
C) free
D) top

A

B) cpufreq-info

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9
Q

What does the ‘hdparm’ command do?
A) Displays disk drive parameters
B) Displays memory usage
C) Displays CPU frequency
D) Probes hardware

A

A) Displays disk drive parameters

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10
Q

Which file contains information about devices connected to the system’s PCI bus?
A) /proc/pci
B) /sys/pci
C) /proc/meminfo
D) /etc/pci.conf

A

A) /proc/pci

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11
Q

What does the ‘lsblk’ command display?
A) Block devices
B) CPU usage
C) USB devices
D) Network interfaces

A

A) Block devices

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12
Q

Which command is used to load kernel modules?
A) modprobe
B) lsmod
C) insmod
D) rmmod

A

A) modprobe

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13
Q

Which directory contains information about the hardware configuration in Linux?
A) /proc
B) /sys
C) /etc
D) /var

A

A) /proc

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14
Q

How do you check the available hard disk space on a Linux system?
A) df
B) lsblk
C) du
D) fdisk

A

A) df

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15
Q

Which command shows information about loaded kernel modules?
A) lsmod
B) modinfo
C) insmod
D) dmesg

A

A) lsmod

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16
Q

Which tool provides information about memory usage on a Linux system?
A) free
B) df
C) top
D) ps

A

A) free

17
Q

What does the ‘uname -r’ command show?
A) Kernel version
B) CPU model
C) Memory usage
D) Boot logs

A

A) Kernel version

18
Q

Which command displays information about the system’s SCSI devices?
A) lsscsi
B) lsblk
C) lsmod
D) lscpu

A

A) lsscsi

19
Q

How can you check the total RAM available on a system?
A) free -h
B) df -h
C) lsusb
D) lspci

A

A) free -h

20
Q

Which command is used to gather information about a system’s hard disk, including model and serial number?
A) hdparm
B) df
C) fdisk
D) lsblk

A

A) hdparm

21
Q

What does the ‘df -h’ command do?
A) Shows disk space usage in human-readable format
B) Shows CPU usage
C) Shows memory usage
D) Shows hardware details

A

A) Shows disk space usage in human-readable format

22
Q

Which command allows you to list hardware details about the system’s CPU?
A) lscpu
B) top
C) free
D) lsusb

A

A) lscpu

23
Q

What does the ‘uptime’ command display?
A) How long the system has been running
B) Current memory usage
C) Kernel version
D) Hard disk details

A

A) How long the system has been running

24
Q

Which file contains the current kernel version?
A) /proc/version
B) /etc/kernel
C) /var/log/kernel.log
D) /boot/kernel.conf

A

A) /proc/version

25
Q

What is the main purpose of the ‘hwinfo’ command?
A) Displays hardware information
B) Displays memory usage
C) Displays CPU usage
D) Displays kernel log

A

A) Displays hardware information

26
Q

Which command shows the current kernel ring buffer messages?
A) dmesg
B) lspci
C) lsmod
D) modprobe

A

A) dmesg

27
Q

What does the ‘du’ command display?
A) Disk usage
B) CPU usage
C) Memory usage
D) Boot logs

A

A) Disk usage

28
Q

Which command provides a graphical display of system processes?
A) top
B) ps
C) htop
D) free

A

C) htop

29
Q

What does the ‘fdisk -l’ command do?
A) Lists partition tables
B) Lists loaded modules
C) Lists hardware probes
D) Lists network interfaces

A

A) Lists partition tables

30
Q

Which command allows you to view details of the system’s I/O performance?
A) iostat
B) vmstat
C) uptime
D) df

A

A) iostat

Lpic1 (9 decks)

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