WGU C182 INTRODUCTION TO IT EXAM OA (VERSION A, B &
C) LATEST 2024-2025 COMPLETE 450 QUESTIONS AND
CORRECT VERIFIED ANSWERS ALREADY GRADED A+
WGU C182 Introduction to IT Exam A
A collection of computers and resources connected by various media to enable communication
with each other refers to what in a computer system? - ANSWER-A *computer network*.
The people who use the computer system are known as what? - ANSWER-Users
What is a network protocol? - ANSWER-A standard set of rules used to determine how
networks communicate with each other.24
What is the most common network protocol? - ANSWER-TCP/IP QUESTIOND
What are the 4 main components of a computer system? - ANSWER-- CPU.
- Memory.
- Input/Output (I/O).
- Bus.
The hardware in a computer that executes instructions and commands the computer
components is known as what? - ANSWER-Central Processing Unit - (CPU)
What contains peripheral devices (mouse, keyboard, monitor, etc) used for input, output, and
long-term storage? - ANSWER-I/O system
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What stores programs being executed and the data that the programs use? - ANSWER-
Computer memory (RAM)
The component on the motherboard that consists of several wires and allows hardware to
communicate with other hardware on the motherboard. - ANSWER-The system *bus*.
The main circuit board which houses the CPU, memory chips, and expansion cards in any
computer. - ANSWER-The Motherboard.
The device used for long-term storage that saves data even when the computer is shut down. -
ANSWER-The Hard Drive.
A video card or wireless network card may be located in an _______________ slot. - ANSWER-
Expansion
A CPU consists of what two parts? - ANSWER-The ALU (arithmetic logic unit) and the CU
(control unit).
What controls the speed at which instructions are processed? - ANSWER-The *system clock*.
What retrieves instructions and raw input data and sends that data to the ALU for processing? -
ANSWER-The *Control Unit* (CU).
What does the actual processing of the data, sent by the Control Unit (CU), to display on the
screen? - ANSWER-The *Arithmetic Logic Unit* (ALU).
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What is the measurement unit used to identify the clock speed of today's computers (Hz, MHz,
GHz, etc)? - ANSWER-The clock speed of computers today is measured in *gigahertz* (GHz).
A computer can only run programs if it has a sufficient amount of ___________. - ANSWER-
Memory
Is system memory used for short-term storage or long-term storage? - ANSWER-Short-term
storage
What are the two main forms of RAM? - ANSWER-Dynamic RAM (DRAM) and Static RAM
(SRAM).
What does ROM stand for? - ANSWER-Read-Only Memory
What does BIOS stand for? - ANSWER-Basic Input Output System.
Where is the BIOS stored? - ANSWER-In the ROM chip located on the motherboard.
What is the smallest unit of storage in a computer system? - ANSWER-A bit is the smallest unit
of storage.
How many bits are in a *byte*? - ANSWER-There are 8 bits in 1 byte.
What would a *docking station* be used for? - ANSWER-A docking station allows a laptop or
tablet to function like a desktop and provides more peripherals.
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Vacuum tubes, relay switches, and the need to program in machine language are characteristics
of which generation of computers? - ANSWER-These are characteristics of the *first
generation* of computers.
What replaced vacuum tubes around the year 1959? - ANSWER-Transistors.
Magnetic core memory, along with the introduction of transistors, led to which generation of
computers? - ANSWER-These innovations led to the *second generation* of computers.
What was invented in 1964, incorporated dozens of transistors, and brought about the third
generation of computers? - ANSWER-The *silicon chip*, also known as a printed circuit or
integrated circuit (IC).
Assembly and machine language are examples of which type of programming language? -
ANSWER-low-level programming languages.
JavaScript, Python, PHP, and JSP are examples of what type of programming language? -
ANSWER-scripting languages.
BASIC, C, C++, FORTRAN, and LISP are examples of which kind of programming language? -
ANSWER-high-level programming languages.
A system comprised of different parts working together to accomplish a goal is known as what?
- ANSWER-Information Technology.
Maintaining computer systems, installing hardware/software, configuring OSs, and performing
some scripting are the roles of which type of administrator? - ANSWER-Systems Administrator.
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