Download Oracle Linux 5 and 6 System Administration.1z0-100.BrainDumps.2020-02-22.141q.tqb
| Vendor: | Oracle |
| Exam Code: | 1z0-100 |
| Exam Name: | Oracle Linux 5 and 6 System Administration |
| Date: | Feb 22, 2020 |
| File Size: | 3 MB |
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Demo Questions
Question 1
Which two statements are true concerning the installation and configuration of the bootloader by the Anaconda installer, which is then used to boot Oracle Linux?
- The Linux Loader (LILO) bootloader may be chosen for installation.
- The bootloader must be password protected and Anaconda prompts for a password in all cases.
- The Grand Unified Bootloader (GRUB) is the only bootloader used by Oracle Linux.
- If previously installed operating systems are found on disk partitions that were not overwritten, then an attempt is made to configure the bootloader to be able to boot them.
- The bootloader is installed by default in the first partition of the disk.
Correct answer: AE
Explanation:
A (not C): Linux boot process from hard drive:1. PC initializion phase - BIOS, POST. 2. PC starts boot loader - usually grub or lilo. 3. The bootloader locates kernel image on the hard drive. 4. The kernel decompresses and loads itself. Once finished it tries to mount the root filesystem. 5. When the root filesystem is mounted, /sbin/init is executed and continues booting the system using inittab and /etc/rc*.d scripts A (not C): Linux boot process from hard drive:
1. PC initializion phase - BIOS, POST.
2. PC starts boot loader - usually grub or lilo.
3. The bootloader locates kernel image on the hard drive.
4. The kernel decompresses and loads itself. Once finished it tries to mount the root filesystem. 5. When the root filesystem is mounted, /sbin/init is executed and continues booting the system using inittab and /etc/rc*.d scripts
Question 2
You want to display the value of a shell variable called service after assigning a value as shown:
SERVICE =ACCT S
Which two settings will display the name of the variable and its value?
- set | grep service
- echo $SERVICE
- env | grep SERVICE
- env $SERVICE
- set $SERVICE
Correct answer: BC
Explanation:
C: env - set the environment for command invocationIf no utility operand is specified, the resulting environment shall be written to the standard output, with one name= value pair per line. C: env - set the environment for command invocation
If no utility operand is specified, the resulting environment shall be written to the standard output, with one name= value pair per line.
Question 3
Which statements is true concerning Oracle Linux configuration files for users and groups?
- The /etc/passwd file contains hashed passwords for each user.
- The /etc/shadow file contains hashed passwords for each user.
- The GECOS field in /etc/passwd file may be empty.
- The /etc/group file contains the group name and the hashed group password.
Correct answer: B
Explanation:
/etc/shadow file stores actual password in encrypted (one-way hashed) format for user's account with additional properties related to user password i.e. it stores secure user account information /etc/shadow file stores actual password in encrypted (one-way hashed) format for user's account with additional properties related to user password i.e. it stores secure user account information
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