CIS 13 Chapt 2
Questions and Answers
- 1.
Most digital computers are binary computers that can only recognize nubers 1,2,0
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement is false because most digital computers are not limited to recognizing only the numbers 1, 2, and 0. In fact, digital computers are designed to work with binary code, which consists of only two digits (0 and 1). However, these binary digits can be used to represent any number or character through encoding schemes like ASCII or Unicode. Therefore, digital computers can recognize and process a wide range of numbers, symbols, and characters beyond just 1, 2, and 0.Rate this question:
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- 2.
0s and 1s are called
- A.
Bits
- B.
Byte
- C.
Bitmap
Correct Answer
A. BitsExplanation
Bits are the smallest unit of information in computing and are represented by the digits 0 and 1. They are used to store and transmit data in binary form, where each bit represents a single binary digit. Bytes, on the other hand, are a group of 8 bits and are used to represent larger units of information. Bitmap, on the other hand, refers to a type of image file format. Therefore, the correct answer is bits.Rate this question:
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- 3.
0 means negative and 1 means positive
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The answer "True" is correct because the statement "0 means negative and 1 means positive" is true. In this context, 0 is used to represent a negative value and 1 is used to represent a positive value.Rate this question:
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- 4.
A___________ is a group of 8 bits
Correct Answer
byteExplanation
A byte is a group of 8 bits. In computer systems, information is stored and transmitted in the form of bits, which are binary digits that can represent either a 0 or a 1. A byte consists of 8 bits, allowing it to represent 256 different values (2^8). Bytes are commonly used as the basic unit of storage in computer systems and are used to represent characters, numbers, and other types of data.Rate this question:
- 5.
Kb killa bytes is
- A.
1 million
- B.
1 billion
- C.
1 thousand
Correct Answer
C. 1 thousandExplanation
The given answer, "1 thousand," suggests that "kb" stands for kilobytes, which is a unit of digital information storage. In this context, "k" represents the prefix "kilo," which denotes a factor of 1000. Therefore, "kb" would refer to 1000 bytes.Rate this question:
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- 6.
________ each place value in a decimal number represents 10 raised to the appropriate power
Correct Answer
decimal numbering systemExplanation
In the decimal numbering system, each place value represents 10 raised to the appropriate power. This means that the value of each digit in a decimal number is determined by its position relative to the decimal point. For example, in the number 123.45, the "1" represents 1 x 10^2, the "2" represents 2 x 10^1, and the "5" represents 5 x 10^(-1). This allows us to easily understand and calculate the value of a decimal number based on its place value.Rate this question:
- 7.
The smallest unit of data a digital computer can recognize
Correct Answer
bitExplanation
A bit is the smallest unit of data that a digital computer can recognize. It represents a binary digit, which can have a value of either 0 or 1. Computers use bits to store and process information, with combinations of bits forming larger units of data such as bytes, kilobytes, and so on. The term "bit" is derived from "binary digit," highlighting its fundamental role in digital computing.Rate this question:
- 8.
The numbering system that represents all numbers using just two symbols 0 and 1
Correct Answer
binary numbering systemExplanation
The binary numbering system is a numbering system that represents all numbers using just two symbols, 0 and 1. In this system, each digit is a power of 2, and the value of each digit is determined by its position in the number. This system is widely used in computer science and digital electronics, as it can easily represent and manipulate data using binary digits, or bits. The binary numbering system is essential for understanding how computers store and process information.Rate this question:
- 9.
Is the coding system traditionally used with personal computers.
Correct Answer
ASCIIExplanation
ASCII (American Standard Code for Information Interchange) is the coding system that has been traditionally used with personal computers. It represents characters as numerical codes, allowing computers to understand and display text. ASCII includes codes for letters, numbers, punctuation marks, and control characters, making it a widely adopted standard for encoding characters in computer systems.Rate this question:
- 10.
An international coding system that can be used to represent text- based data in any written language
Correct Answer
unicodeExplanation
Unicode is an international coding system that allows for the representation of text-based data in any written language. It provides a unique numerical value for each character, symbol, or script used in various languages, ensuring compatibility and consistency across different platforms and devices. Unicode eliminates the limitations of traditional character encoding systems and enables the seamless exchange and display of multilingual text.Rate this question:
- 11.
Consist of still images such as photographs or drawings
- A.
Graphics data
- B.
Pixels
- C.
Bitmap image
Correct Answer
A. Graphics dataExplanation
Graphics data refers to any type of data that is used to create or display visual images. It can include various forms of media such as photographs, drawings, or any other visual elements. In this context, the given answer suggests that graphics data consists of still images like photographs or drawings. It implies that graphics data is used to create or represent bitmap images, which are composed of pixels.Rate this question:
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- 12.
___________ image is an image most common methods of storing graphics data is in this form
Correct Answer
bitmapExplanation
Bitmap is the most common method of storing graphics data. A bitmap image is made up of individual pixels, each containing color information. This form of image storage allows for precise control over each pixel, making it suitable for detailed graphics and photographs. Other methods, such as vector graphics, store images as mathematical equations, which are better suited for simple shapes and line art. However, bitmap images can consume a large amount of storage space, especially for high-resolution images, due to the need to store color information for each individual pixel.Rate this question:
- 13.
An image comprised of small dots are called
Correct Answer
pixelsExplanation
Pixels are the smallest units that make up an image on a digital display. Each pixel represents a single point of color and together they form the complete image. The image is divided into a grid of small dots, with each dot being a pixel. These pixels are responsible for creating the visual representation on our screens, whether it's on a computer, smartphone, or any other digital device. So, an image comprised of small dots is called pixels.Rate this question:
- 14.
A binary- based language for representing computer programs that the computer can execute directly
Correct Answer
machine languageExplanation
Machine language is a binary-based language used to represent computer programs that can be executed directly by the computer. It consists of a series of instructions in binary code, which is the language that the computer's hardware understands. Each instruction corresponds to a specific operation that the computer can perform, such as arithmetic calculations or data manipulation. Machine language is the lowest level of programming language, as it directly interacts with the computer's hardware, and it requires a deep understanding of the computer's architecture and instruction set.Rate this question:
- 15.
The main circuit board of a computer, located inside the system unit, to which all computer system components connect.
Correct Answer
motherboardExplanation
The motherboard is the main circuit board of a computer, located inside the system unit. It is responsible for connecting all computer system components together. It provides the electrical and logical connections for the CPU, RAM, storage devices, and other peripherals. The motherboard acts as a central hub, allowing data and power to flow between all the different components of the computer system.Rate this question:
- 16.
The chip located on the motherboard of a computer that performs the processing for a computer. Also called the processor/ microprocessor
Correct Answer
cpuExplanation
The given answer "cpu" is correct because the CPU (Central Processing Unit) is the chip located on the motherboard of a computer that performs the processing for a computer. It is also known as the processor or microprocessor. The CPU is responsible for executing instructions, performing calculations, and managing data flow within the computer system. It is considered the brain of the computer and plays a vital role in determining the overall performance and speed of the system.Rate this question:
- 17.
A cpu that contains the processing components or core of moe than one processor in a single cpu is a multi- core cpu.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
A multi-core CPU refers to a central processing unit that incorporates multiple processing cores within a single physical chip. Each core can independently execute tasks, allowing for increased efficiency and performance. This means that a multi-core CPU can handle multiple instructions simultaneously, leading to faster processing speeds and improved multitasking capabilities. Therefore, the given statement is true.Rate this question:
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- 18.
A cpu that contains two separate processing cores
Correct Answer
dual core cpuExplanation
A dual-core CPU refers to a central processing unit that consists of two separate processing cores. This means that the CPU can handle multiple tasks simultaneously, dividing the workload between the two cores. Each core can independently execute instructions, allowing for improved multitasking and increased performance compared to a single-core CPU. Having two cores also enables better utilization of resources and can enhance the overall speed and efficiency of the system.Rate this question:
- 19.
notebook and netbook computers cpu run slower than a desktop cpu
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Notebook and netbook computers typically have lower-performing CPUs compared to desktop computers. This is because the CPUs used in laptops are designed to be more energy-efficient and generate less heat, which is crucial for portable devices. As a result, they generally have lower clock speeds and fewer cores, leading to slower performance compared to desktop CPUs. Therefore, it is true that notebook and netbook computers' CPUs run slower than a desktop CPU.Rate this question:
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- 20.
Most cpu's today are
- A.
32 bit processors
- B.
64 bit processors
- C.
48 bit processors
Correct Answer
B. 64 bit processorsExplanation
Most CPUs today are 64-bit processors because they offer several advantages over 32-bit processors. A 64-bit processor has a larger memory address space, allowing it to access more RAM and handle larger amounts of data. It also supports 64-bit software, which can take advantage of the increased processing power and perform more complex calculations. Additionally, 64-bit processors are backward compatible with 32-bit software, ensuring compatibility with older programs. Therefore, the prevalence of 64-bit processors in modern CPUs is due to their improved performance and expanded capabilities.Rate this question:
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- 21.
A group of fast memory circuity located on or near the cpu to help speed up processing
Correct Answer
cache memoryExplanation
Cache memory is a group of fast memory circuits that are located on or near the CPU. Its purpose is to help speed up processing by storing frequently accessed data and instructions closer to the CPU, reducing the time it takes to retrieve them from the main memory. By having this high-speed memory, the CPU can quickly access the most frequently used data, resulting in improved overall system performance.Rate this question:
- 22.
If the data or instructions are not found n cache memory the computer looks for them where?
Correct Answer
ramExplanation
When the data or instructions are not found in the cache memory, the computer looks for them in the RAM (Random Access Memory). RAM is a type of computer memory that is used to store data and instructions that are currently being used by the computer. It is a temporary storage location that allows the computer to quickly access and retrieve data when needed. Therefore, if the data or instructions are not present in the cache memory, the computer will search for them in the RAM.Rate this question:
- 23.
ram is slower than cache memory
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement "ram is slower than cache memory" is true. Cache memory is a type of high-speed memory that is closer to the CPU, allowing for faster access to data. On the other hand, RAM (Random Access Memory) is a type of main memory that is slower compared to cache memory. This is because cache memory stores frequently used data and instructions, enabling the CPU to access them quickly, while RAM stores data and instructions that are currently being used by the CPU but at a slower speed.Rate this question:
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- 24.
An elctronic path over which data can travel
Correct Answer
busExplanation
A bus is an electronic path over which data can travel. In computer architecture, a bus refers to a communication system that allows different components of a computer system to transfer data between each other. It acts as a shared pathway for transmitting information, signals, and commands between various devices such as the CPU, memory, and input/output devices. The bus enables the transfer of data in parallel or serial fashion, depending on the type of bus. It is an essential component for the smooth functioning and coordination of different parts of a computer system.Rate this question:
- 25.
The amount of data that can be transferred in a given period of time also referred to as throughput
Correct Answer
bandwidthExplanation
Bandwidth refers to the amount of data that can be transferred in a given period of time. It is commonly used to measure the capacity of a network or internet connection. Higher bandwidth allows for more data to be transmitted simultaneously, resulting in faster data transfer rates. Therefore, the given answer, bandwidth, accurately describes the concept of the amount of data that can be transferred in a given period of time.Rate this question:
- 26.
Chip based storage
Correct Answer
memoryExplanation
The term "chip-based storage" refers to a type of storage technology that uses integrated circuits (chips) to store data. This can include various forms of memory, such as RAM (Random Access Memory) or ROM (Read-Only Memory). Therefore, the correct answer for this question is "memory", as it encompasses the concept of chip-based storage.Rate this question:
- 27.
A characteristic of memory or storage in which data is not retained when the power to the computer is turned off.
Correct Answer
volatileExplanation
Volatile is a characteristic of memory or storage where data is not retained when the power to the computer is turned off. This means that any information stored in volatile memory will be lost once the computer loses power. Volatile memory is commonly used for temporary storage and is faster to access compared to non-volatile memory. It is typically used for tasks that require quick data access but do not need to retain the information permanently.Rate this question:
- 28.
A characteristic of memory or storage in which data is retained even when the power to the computer is turned off.
Correct Answer
nonvolatileExplanation
Nonvolatile refers to the characteristic of memory or storage where data is retained even when the power to the computer is turned off. This means that the information stored in nonvolatile memory remains intact even during power outages or system shutdowns. Nonvolatile memory is commonly used in devices such as solid-state drives (SSDs), flash drives, and memory cards, where data needs to be stored for long periods without the need for continuous power supply. Unlike volatile memory, which loses its data when power is disconnected, nonvolatile memory ensures that the stored information remains accessible and preserved.Rate this question:
- 29.
Chips connected to the motherboard that provide a temporary location for the computer to hold data and program instructions while they are needed.
Correct Answer
ramExplanation
RAM stands for Random Access Memory. It is a type of computer memory that provides a temporary location for the computer to hold data and program instructions while they are needed. RAM allows the computer to quickly access and retrieve data, which helps in the smooth functioning of the computer. It is a volatile memory, meaning that its contents are lost when the computer is turned off or restarted. RAM is an essential component in any computer system as it directly affects the system's performance and multitasking capabilities.Rate this question:
- 30.
Ram capacity is measured in bytes
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because RAM (Random Access Memory) capacity is indeed measured in bytes. RAM is a type of computer memory that is used to store data that the computer is actively using. The capacity of RAM refers to the amount of data that can be stored in it at any given time. Since bytes are the basic unit of digital information storage, it is logical to measure the capacity of RAM in bytes.Rate this question:
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- 31.
High speed memory built into the cpu that temporarily stores data during processing
Correct Answer
registerExplanation
A register is a high-speed memory built into the CPU that temporarily stores data during processing. It is used to store instructions, data, and intermediate results during the execution of a program. Registers are faster to access than main memory, which allows for faster processing and improved performance. They are an essential component of the CPU and play a crucial role in the execution of instructions and the overall functioning of the computer system.Rate this question:
- 32.
Nonvolatile chips located on the motherboard into which data or programs have been permanently stored
Correct Answer
read only memoryExplanation
The given correct answer is read-only memory (ROM). ROM refers to nonvolatile chips on the motherboard where data or programs are permanently stored. Unlike other types of memory, the data in ROM cannot be modified or erased, making it ideal for storing essential instructions and data that need to be preserved even when the computer is powered off. ROM is commonly used to store the computer's boot-up instructions and firmware.Rate this question:
- 33.
Nonvolatile memory chips that can be used for storage by the computer or user; can be built into a computer or a storage medium
Correct Answer
flash memoryExplanation
Flash memory is a type of nonvolatile memory that is commonly used for storage by computers or users. It can be built into a computer or used as a storage medium. Flash memory retains data even when power is turned off, making it ideal for portable devices like USB drives, memory cards, and solid-state drives. It is a reliable and durable form of storage that allows for quick access to data.Rate this question:
- 34.
A location on the motherboard into which expansion cards are inserted.
Correct Answer
expansion slotExplanation
An expansion slot refers to a specific location on the motherboard where expansion cards can be inserted. These expansion cards help to enhance the functionality and capabilities of the computer system by adding extra features such as graphics cards, sound cards, or network cards. The expansion slot provides a physical connection between the expansion card and the motherboard, allowing the card to communicate and interact with the rest of the system.Rate this question:
- 35.
A circuit board that can be inserted into an expansion slot location on a computer's motherboard to add additional functionality or to connect a peripheral device to that
Correct Answer
expansion cardExplanation
An expansion card is a circuit board that can be inserted into an expansion slot location on a computer's motherboard to add additional functionality or to connect a peripheral device to the computer. It allows users to expand the capabilities of their computer by adding features such as graphics cards, sound cards, network cards, or USB ports. These cards are designed to fit into specific expansion slots on the motherboard and are essential for upgrading or customizing a computer system.Rate this question:
- 36.
A module that can be inserted into a computers express card slot to add additional functionality or to connect a peripheral device to that computer; commonly used with notebook computers
Correct Answer
expresscard moduleExplanation
An expresscard module is a device that can be inserted into a computer's express card slot to provide additional functionality or connect a peripheral device. This type of module is commonly used with notebook computers to expand their capabilities or connect external devices.Rate this question:
- 37.
Common expansion cards/ modules card type dcc,m,na,sc,ttc,ufwc,vgc
Correct Answer
disk controller card modem network adapter sound card tv turner card usb fire wire card video graphics cardExplanation
The given answer lists different types of expansion cards or modules that can be used in a computer. These include a disk controller card, modem, network adapter, sound card, TV tuner card, USB firewire card, and video graphics card. These expansion cards or modules are used to enhance the functionality of a computer by adding features such as additional storage capabilities, network connectivity, audio output, video display, and more.Rate this question:
- 38.
A bus on the mother board used to connects peripheral devices
Correct Answer
expansion busExplanation
The given answer, "expansion bus," correctly explains that the bus on the motherboard is used to connect peripheral devices. An expansion bus is a type of bus that allows additional hardware components, such as graphics cards, sound cards, and network cards, to be connected to the motherboard. It provides a pathway for data and signals to be transferred between the motherboard and these peripheral devices, expanding the capabilities of the computer system.Rate this question:
- 39.
The connection between the cpu and ram
Correct Answer
memory busExplanation
The memory bus is the pathway that allows data to be transferred between the CPU and RAM. It serves as a communication channel, enabling the CPU to read and write data to and from the RAM. The memory bus consists of a set of wires or traces that connect the CPU and RAM modules, allowing for the transfer of data and instructions. This connection is crucial for the overall performance and speed of the computer system, as it determines how quickly data can be accessed and processed by the CPU.Rate this question:
- 40.
The bus that connects the cpu to the rest of the bus architecture
Correct Answer
frontside busExplanation
The frontside bus is the bus that connects the CPU to the rest of the bus architecture. It is responsible for transferring data and instructions between the CPU and other components such as memory and peripherals. The frontside bus plays a crucial role in determining the overall performance of the system, as it affects the speed at which data can be transferred.Rate this question:
- 41.
One of the buses most commonly used to connect peripheral devices
Correct Answer
pci express busExplanation
The correct answer is "pci express bus." PCI Express (Peripheral Component Interconnect Express) is a high-speed serial computer expansion bus that is commonly used to connect peripheral devices, such as graphics cards, network cards, and storage devices, to a computer's motherboard. It provides faster data transfer rates and greater bandwidth compared to older bus technologies like PCI and AGP. The PCI Express bus is widely adopted in modern computers and has become the standard interface for connecting various hardware components.Rate this question:
- 42.
A universal bus used to connect up to 127 peripheral devices to a computer without requiring the use of additional expansion cards.
Correct Answer
universal serial busExplanation
The correct answer is "universal serial bus" because it is a widely used standard for connecting peripheral devices to a computer. It allows for the connection of up to 127 devices without the need for additional expansion cards, making it convenient and efficient. The universal serial bus, or USB, has become the standard for connecting devices such as keyboards, mice, printers, and external storage devices to computers.Rate this question:
- 43.
A high-speed bus standard often used to connect digital video cameras and others multimedia hardware to a computer
Correct Answer
firewireExplanation
Firewire is a high-speed bus standard commonly used to connect digital video cameras and other multimedia hardware to a computer. It provides fast data transfer rates, making it ideal for transferring large files such as videos and images. Firewire also supports hot-swapping, allowing devices to be connected and disconnected without having to restart the computer. It is a popular choice for professionals in the media industry due to its reliability and efficient performance.Rate this question:
- 44.
A connector on the the exterior of a computer to which a device may be attached
Correct Answer
portExplanation
A port refers to a connector on the exterior of a computer where a device can be attached. It is a physical interface that allows communication between the computer and external devices such as printers, monitors, or keyboards. Ports can come in different types, such as USB ports, HDMI ports, or Ethernet ports, each serving a specific purpose and supporting different types of connections.Rate this question:
- 45.
The part of a cpu core that performs logical operations and integer arithmetic
Correct Answer
arithmetic/logic unitExplanation
The arithmetic/logic unit (ALU) is the part of a CPU core that is responsible for performing logical operations and integer arithmetic. It handles tasks such as addition, subtraction, AND, OR, and NOT operations. The ALU takes input from the CPU's registers and performs the required calculations or logical operations. It is an essential component of the CPU as it carries out the fundamental mathematical and logical operations necessary for the execution of computer programs.Rate this question:
- 46.
The part of a cpu core that performs decimal arithmetic
Correct Answer
floating point unitExplanation
The floating point unit is the part of a CPU core that performs decimal arithmetic. It is responsible for executing complex mathematical operations involving decimal numbers, such as addition, subtraction, multiplication, and division. The floating point unit is designed to handle floating-point numbers, which are numbers with a fractional part. It performs these calculations with high precision and accuracy, making it essential for tasks that require extensive numerical computations, such as scientific simulations, engineering calculations, and computer graphics rendering.Rate this question:
- 47.
The part of a cpu core that coordinates its operations
Correct Answer
control unitExplanation
The control unit is responsible for coordinating the operations of a CPU core. It acts as the brain of the CPU, directing the flow of data and instructions between different components. It fetches instructions from memory, decodes them, and controls the execution of these instructions by sending signals to the appropriate components. In this way, the control unit ensures that the CPU performs tasks in the correct order and synchronizes the actions of different parts of the core.Rate this question:
- 48.
The part of a cpu core that attempts to retrieve data and instructions before they are needed for processing in order to avoid delays
Correct Answer
prefetch unitExplanation
A prefetch unit is a component of a CPU core that anticipates the data and instructions that will be needed for processing and retrieves them in advance. By doing so, it helps to prevent delays in the processing of tasks by ensuring that the necessary data is readily available when required. This proactive approach improves the overall efficiency and speed of the CPU core.Rate this question:
- 49.
The part of a cpu core that translates instructions into a form that can be processed by the alu and fpu
Correct Answer
decode unitExplanation
The decode unit is responsible for translating instructions into a format that can be understood and executed by the Arithmetic Logic Unit (ALU) and Floating Point Unit (FPU) in a CPU core. It takes the instructions from the instruction cache and decodes them into micro-operations that can be processed by the ALU and FPU. This allows the CPU to understand and perform the necessary calculations and operations specified by the instructions.Rate this question:
- 50.
The part of a cpu core that allows it to communicate with other cpu components
Correct Answer
bus interfaceExplanation
The bus interface is the part of a CPU core that enables communication between the CPU and other components of the computer system. It acts as a pathway for data and instructions to flow between the CPU and various devices such as memory, input/output devices, and other cores. The bus interface manages the transfer of data, addressing, and control signals, ensuring efficient and synchronized communication within the system. It plays a crucial role in facilitating the exchange of information and coordinating the operations of different components within the CPU.Rate this question:
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