IKM - International Knowledge Measurement System Administration Fundamentals Questions and Answers

Question 1

A user reports they can access a local file server by its IP address (e.g., 192.168.1.10) but not by its hostname (e.g., fileserv.local).
Other network services seem to be working correctly.
What is the MOST likely cause of this issue?

Accepted Answer

The DNS server is unreachable or has an incorrect record for the hostname.

Answer

The file server's network cable is unplugged.

Answer

The user's workstation has an incorrect default gateway configured.

Answer

A firewall is blocking the file sharing port (SMB/CIFS).

Question 2

A system administrator needs to set the permissions on a critical configuration file, `config.conf`, so that the file's owner can read and write to it, members of the group can only read it, and all other users have no permissions at all. Which of the following `chmod` commands will accomplish this?

Accepted Answer

chmod 640 config.conf

Answer

chmod 755 config.conf

Answer

chmod 764 config.conf

Answer

chmod 666 config.conf

Question 3

A backup strategy involves performing a full backup on Sunday. On Monday through Saturday, a type of backup is performed that only copies files that have changed since the *last full backup* on Sunday. What is this type of backup called?

Accepted Answer

Differential backup

Answer

Incremental backup

Answer

Snapshot

Answer

Replication

Question 4

A system administrator needs to run a script that cleans up temporary log files on multiple servers every morning at 3:00 AM. Which of the following is the MOST appropriate and standard tool for this scheduled, repetitive task on a Linux system?

Accepted Answer

A `cron` job

Answer

A `for` loop in a one-time shell script

Answer

An `alias` in the shell profile

Answer

Manually running the script on each server daily

Question 5

While troubleshooting a performance issue on a Linux server with 4 CPU cores, an administrator observes a 15-minute load average of 8.50. What does this value indicate?

Accepted Answer

The system is overloaded, with more processes waiting for CPU time than available cores.

Answer

The CPU is 8.50% utilized.

Answer

The system is underutilized, with significant spare CPU capacity.

Answer

Exactly 8.5 processes are currently running on the CPUs.

Question 6

In a Windows Active Directory environment, what is the primary function of a Group Policy Object (GPO)?

Accepted Answer

To enforce security settings, deploy software, and manage user and computer configurations centrally.

Answer

To assign IP addresses to workstations dynamically.

Answer

To authenticate users and computers when they log into the domain.

Answer

To provide a physical folder structure for storing user files on a server.

A user reports they can access a local file server by its IP address (e.g., 192.168.1.10) but not by its hostname (e.g., fileserv.local).Other network services seem to be working correctly.What is the MOST likely cause of this issue?

A user reports they can access a local file server by its IP address (e.g., 192.168.1.10) but not by its hostname (e.g., fileserv.local).
Other network services seem to be working correctly.
What is the MOST likely cause of this issue?