An online retailer experienced an outage. An investigation revealed that the server received more requests than it could handle, and customers could not log in as a result. Which of the following best describes this scenario?
A. Hardware failure
B. Denial of service
C. On-path attack
D. Social engineering
A technician reading workstation security logs notices that an unidentified device is plugged into a USB port several hours a day but is never plugged in when the technician goes to check the machine. File audits reveal nothing unexpected. Which of the following devices is most likely causing this message?
A. Mobile phone
B. Mouse
C. Scanner
D. External hard drive
Which of the following file types has an RTF extension?
A. Audio
B. Executable
C. Document
D. Spreadsheet
A user wants to minimize the risk of identity theft when making a purchase from the internet on a non-private computer. Which of the following browser options will most likely address this need?
A. Clearing browser cache
B. Script blocker extension
C. Private browsing
D. Use of a proxy server
Which of the following file extensions is used for a consolidated group of files?
A. .bat
B. .avi
C. .rar
D. .rtf
Which of the following is required to view videos stored on a DVD?
A. Solid-state drive
B. Flash drive
C. Hard drive
D. Optical drive
A database administrator needs to add a column to an existing table? Which of the following statements should the administrator use?
A. CREATE
B. UPDATE
C. ALTER
D. DROP
An employee is on an elevator, and a stranger asks where the employee works and who the network administrator is. This is an example of:
A. eavesdropping
B. social engineering
C. dumpster diving
D. on-path attack
A network technician is installing an RJ11 connector inside a home for new internet service. Which of the following network connection types is the technician most likely using?
A. Fiber
B. DSL
C. Satellite
D. Cable
An application developer needs to test multiple operating systems on one host. Which of the following would be the best choice for the test server?
A. Type 1 hypervisor OS
B. Server OS
C. Embedded OS
D. Workstation OS
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