EXAM STUDY GUIDE 2026/2027
COMPLETE QUESTIONS WITH
VERIFIED CORRECT ANSWERS ||
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<NEWEST VERSION>
1. Information Technology - ANSWER ✔ The technology used in creating,
maintaining, and making information accessible.
2. IT Professional Roles - ANSWER ✔ Administration and Support
3. System Administrator - ANSWER ✔ Maintains all aspects of the system
including hardware, software, and programming.
4. Network Administrator - ANSWER ✔ In charge of all aspects of the
computer network
5. Database Administrator - ANSWER ✔ Focuses on the design, development,
and support of database management systems (DBMSs).
6. Security Administrator - ANSWER ✔ Installs, configures, and administers
firewall security to protect systems and proactively work to stop intrusions.
,7. Web Administrator - ANSWER ✔ Installs, configures, maintains, secures,
and troubleshoots web severs.
8. Support IT Professionals - ANSWER ✔ Help desk and training.
9. Information - ANSWER ✔ Processed data.
10.DIKW Hierarchy - ANSWER ✔ Defines the transition of data to
information from knowledge to wisdom. (Data Information Knowledge
Wisdom)
11.User Acceptance Testing - ANSWER ✔ Employed to assess whether the
system does what the user expects and to ensure that it functions in a way
that is useful to the user
12.System Deployment - ANSWER ✔ 1. System Conversion
2. Final Documentation
3. End User Training
13.Direct Conversion - ANSWER ✔ Old system is turned off and the new
system is turned on at a specific data and time
14.Parallel Conversion - ANSWER ✔ There is a period of time in which both
systems are operating concurrently
15.Pilot Conversion - ANSWER ✔ Involves starting the conversation with a
portion of end users
,16.Phased Conversion - ANSWER ✔ Deploys a subset of the system first,
rather than deploying the whole system at once
17.Which of the following is the correct function of the compiler? - ANSWER
✔ Translates the entire program, creating an executable program, which can
be run at a later time.
18.A company's ability to recover after a disaster is directly related to -
ANSWER ✔ Business continuity and disaster recovery
19.Business continuity plan - ANSWER ✔ a strategic playbook created to help
an organization maintain or quickly resume business functions in the face of
disruption, whether that disruption is caused by a natural disaster, civic
unrest, cyberattack, or any other threat to business operations
20.Networking - ANSWER ✔ Sharing information and resources through
linked computer systems.
21.Network Types - PAN (Personal Area Network) - ANSWER ✔ A computer
in the middle and other devices (including a cell phone, tablet, wireless
mouse, wireless headset, and printer) connected to it.
22.Network Types - LAN (Local Area Network) - ANSWER ✔ Consist of a
collection of computers in a single building or building complex. (e.g., A
router in the middle with various other devices such as workstations, a cell
phone, a tablet, and printer connected.)
, 23.Network Types - WAN (Wide Area Network) - ANSWER ✔ Link systems
over a greater distance including machines on the opposite sides of the
world.
24.TCP/IP Protocol - ANSWER ✔ Communication over the internet is
governed by an open collection of standards by this protocol. Anyone is free
to use these protocols without paying fees or signing license agreements.
25.Four Common Network Topology - ANSWER ✔ Bus, Star, Ring, and Mesh
(Bus and Star network topologies are the most common).
26.Network Topology - BUS - ANSWER ✔ Machines are connected to a
common communication line. It became popular in the 1990s when it was
implemented under a set of standards/protocols known as the Ethernet.
27.Network Topology - Star - ANSWER ✔ Have a single machine serving as a
central point to which all others are connected. (Various computers
connected in the middle by a router). Roots as far back as the 1970s when it
evolved from the idea of a large central computer system servicing many
users at once.
In wireless networks where communication is carried out via radio broadcast
to a central machine called the access point (AP).
28.Network Topology - Ring - ANSWER ✔ Connect directly to each other as a
peer.
29.Network Topology - Mesh - ANSWER ✔ It connects every device in a
network to every other device; it enabled redundancy while also introducing
significantly more network traffic. Alternatively, a network could use a
hybrid of these topologies.