Common Technical Interview Questions and Answers Update on April 15, 2020

Question 11: What differentiates a router from a switch?
A. Routers are for WANs, and switches are for LANs.
B. A router provides a path out of the LAN, such as to the internet.
C. A switch provides a path out of the LAN, such as to the internet.
D. Routers are for client-server networks, and switches are for peer-to-peer networks.

Question 12: Which wireless encryption standard is the most secure?
A. WEP
B. WPA
C. WPA2
D. WPS

Question 13: In which way is a cellular internet connection superior to wired and WiFi?
A. Bandwidth
B. Mobility
C. Number of concurrent connections
D. Security

Question 14: Disabling the Bluetooth adapter on a laptop when it is not in use is an example of:
A. Dumpster diving
B. Cracking
C. Device hardening
D. Hardware theft prevention

Question 15: Which of the following might you want to disable to protect your privacy?
A. Autofill forms
B. Hyperlinks
C. Certificates
D. InPrivate browsing

Question 16: Which type of contingency plan is specific to an IT system or service?
A. Business continuity
B. Incident response
C. Disaster recovery
D. Data restoration

Question 17: You have configured a database in the headquarters office located in Houston, Texas. Your company has offices in major cities across Canada and the United States. Users in Eastern Canada complain about slow query access to the database, while Texas users enjoy fast performance. What should you do?
A. Place a read replica in Eastern Canada
B. Create an index
C. Place a writeable replica in Eastern Canada
D. Create a foreign key

Question 18: Which type of database does not use a rigid schema?
A. Relational
B. On-premises
C. Cloud
D. NoSQL

Question 19: You are using the C programming language to create a software solution. A single variable must be tested for multiple possible values. Which programming construct should you use to achieve this?
A. If
B. Select case
C. While
D. Switch

Question 20: Which type of coding practice uses smaller code modules working together to support an application?
A. Monolithic
B. Interpreted
C. Microservices
D. Compiled

Published by Julie Robert

, passionate about technology, Windows, and everything that has a power button, I spent most of the time to develop new skills and learning more about the tech world because I derive great satisfaction from helping readers eliminate technological headaches that plague their day-to-day lives.