Network Operations

Question 1

A company is experiencing accessibility issues reaching services on a cloud-based system. Which of the following monitoring tools should be used to locate possible outages?
A. Network analyzer
B. Packet analyzer
C. Protocol analyzer
D. Network sniffer

Answer 1

A. Network Analyzer

Question 2

Review device error information from one central location?

Answer 2

SYSLOG server

Question 3

The company needs to analyze and aggregate its security logs. Which system should be used?
A. Event log
B. Syslog
C. SIEM
D. SNMP

Answer 3

C. SIEM

Question 4

The RAID controller on a server failed and was replaced with different brand. Which of the following will be needed after the server has been rebuilt and joined to the domain?
A. Vendor documentation
B. Recent backups
C. Physical IP address
D. Physical network diagram

Answer 4

B. Recent Backups

Question 5

AS system administrator wasnts to update a web-based application to the latest version. Which of the following procedures should the system administrator perform first?
A. Remove all user accounts on the server
B. Isolate the server logically on the network
C. Block all HTTP traffic to the server
D. Install the software in a test environment

Answer 5

D. Install the software in a test environment

Question 6

Which of the following allows 802.11N to reach higher speeds?
A. MU-MIMO
B. LWAPP
C. PoE
D. MIMO

Answer 6

D. MIMO

Question 7

You must create a wireless link between two buildings in an office park utilizing the 802.11ac standard. The antenna chosen must have a small physical footprint and minimal weight as it will be mounted on the outside of the building. What antenna type would be best?
A. Yagi
B. Omni-directional
C. Parabolic
D. Patch

Answer 7

D. Patch (A patch antenna with a low profile, whichh can be mounted on a flat surface. A patch antenna is typically mounted to a wall or a mast and provide coverage in a limited angle pattern)