C182 COMPLETE SET (Introduction to IT) QUESTIONS AND ANSWERS ALL CORRECT

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C182 COMPLETE SET (Introduction to IT) Assembly and machine language are examples of which type of programming language? Correct Answer: These are examples of *low-level programming languages*. ... JavaScript, Python, PHP, and JSP are examples of what type of programming language? Correct Answer: These are examples of *scripting languages*. BASIC, C, C++, FORTRAN, and LISP are examples of which kind of programming language? Correct Answer: These are known as *high-level programming languages*. A system comprised of different parts working together to accomplish a goal is known as what? Correct Answer: This loosely defines *Information Technology.* Maintaining computer systems, installing hardware/software, configuring OSs, and performing some scripting are the roles of which type of administrator? Correct Answer: These are typically some of the roles associated with a *Systems Administrator*. Running wire, working with network hardware, configuring machines for network communication, and troubleshooting the network are roles of which type of administrator? Correct Answer: These are typically some of the roles associated with a *Network Administrator*. Designing, developing, and supporting DBMSs (Database Management Systems) are roles of which type of administrator? Correct Answer: These are typically some of the roles associated with a *Database Administrator*. Installing, configuring, and administering firewall security are some of the roles of which type of administrator? Correct Answer: These are typically some of the roles associated with a *Security Administrator*. Installing, configuring, maintaining, securing, and troubleshooting web servers are the roles of which type of administrator? These admins may be referred to as a "webmaster" and may or may not be responsible for the server hardware. Correct Answer: These are typically the roles associated with a *Web Administrator*. What are some skills desired for IT personnel? Correct Answer: Troubleshooting/problem-solving, knowledge of operating systems, system level programming (scripting), system security, hardware. Information can be defined as _________ data. Correct Answer: Processed Is data *more* or *less* structured than information? Correct Answer: Data is *less* structured than information. __________ is the output of some process. Correct Answer: Information What does DIKW refer to? Correct Answer: Data -> Information -> Knowledge -> Wisdom What is the difference between information and data? Correct Answer: Data consists of raw inputs, whereas information consists of data that has been processed into more useful material. A set of tools, such as computer hardware & software, and the people that use these tools in order to manipulate data to obtain information describes what? Correct Answer: This is an *Information System*. What 5 characteristics does *quality data* consist of? Correct Answer: Relevant - timely - thorough - accurate - reliable What does *IPO* / *IPO+S* refer to? Correct Answer: Input - Processing - Output - Storage What four operations does a computer perform? Correct Answer: IPO / IPO+S - Input - Processing - Output - Storage The physical components of the computer are referred to as what? Correct Answer: The physical components of the computer are referred to as *hardware*. Programs and other operating information used by the computer is known as what? Correct Answer: Software A collection of computers and resources connected by various media to enable communication with each other refers to what in a computer system? Correct Answer: A *computer network*. The people who use the computer system are known as what? Correct Answer: Users What is a network protocol? Correct Answer: A standard set of rules used to determine how networks communicate with each other. What is the most common network protocol? Correct Answer: TCP/IP What are the 4 main components of a computer system? Correct 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? Correct Answer: This is the *Central Processing Unit* (CPU). What contains peripheral devices (mouse, keyboard, monitor, etc) used for input, output, and long-term storage? Correct Answer: The *I/O system*. What stores programs being executed and the data that the programs use? Correct 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. Correct Answer: The system *bus*. The main circuit board which houses the CPU, memory chips, and expansion cards in any computer. Correct Answer: The *motherboard*. The device used for long-term storage that saves data even when the computer is shut down. Correct Answer: The *hard drive*. A video card or wireless network card may be located in an _______________ slot. Correct Answer: Expansion A CPU consists of what two parts? Correct Answer: The ALU (arithmetic logic unit) and the CU (control unit). What controls the speed at which instructions are processed? Correct Answer: The *system clock*. What retrieves instructions and raw input data and sends that data to the ALU for processing? Correct Answer: The *Control Unit* (CU). What does the actual processing of the data, sent by the CU, to display on the screen? Correct Answer: The *Arithmetic Logic Unit* (ALU). What is the measurement unit used to identify the clock speed of today's computers (Hz, MHz, GHz, etc)? Correct Answer: The clock speed of computers today is measured in *GHz*. A computer can only run programs if it has a sufficient amount of ___________. Correct Answer: Memory Is system memory used for short-term storage or long-term storage? Correct Answer: Short-term storage What are the two main forms of RAM? Correct Answer: Dynamic RAM (DRAM) and static RAM (SRAM). What does ROM stand for? Correct Answer: ROM stands for read-only memory. What does BIOS stand for? Correct Answer: BIOS stands for Basic Input Output System. Where is the BIOS stored? Correct Answer: In the ROM chip located on the motherboard. What is the smallest unit of storage in a computer system? Correct Answer: A bit is the smallest unit of storage. How many bits are in a *byte*? Correct Answer: There are 8 bits in 1 byte. What would a *docking station* be used for? Correct Answer: A docking station allows a laptop or tablet to function like a desktop and provides more peripherals. Vacuum tubes, relay switches, and the need to program in machine language are characteristics of which generation of computers? Correct Answer: These are characteristics of the *first generation* of computers. What replaced vacuum tubes around the year 1959? Correct Answer: Transistors. [Show More]

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