Question 1

Which of the following specialized scanners is used to scan human body characteristics for identification and security purposes?
A) biometric scanner
B) optical scanner
C) bar code scanner
D) smart card scanner
E) port scanner

Accepted Answer

Biometric scanners are specifically designed to scan human body characteristics, such as fingerprints or facial features, for identification and security purposes. Optical scanners are used for scanning documents and images, bar code scanners read bar codes on products, smart card scanners read smart cards, and port scanners are used for network security.

Question 2

________ is located on the motherboard and is used to store the data and programs currently in use.
A) Primary storage
B) A cache
C) A flash drive
D) A smart card
E) A port

Accepted Answer

Primary storage, also known as main memory, is located on the motherboard and is used to store the data and programs currently in use by the computer's processor. Examples of primary storage include RAM (random access memory) and ROM (read-only memory). A cache is a type of memory that stores frequently used data for quick access, but it is not located on the motherboard. Flash drives and smart cards are external storage devices that can be connected to the computer via a port.

Question 3

Which of the following is an input device used to enter information into computers?
A) microprocessor
B) keyboard
C) inkjet printer
D) e-paper
E) monitor

Accepted Answer

A keyboard is an input device that allows users to enter alphanumeric characters and commands into a computer. A microprocessor is a component that processes data in a computer, not an input device. An inkjet printer and e-paper are output devices that produce printed or digital media, not input devices. A monitor is an output device that displays visual output from a computer, not an input device.

Question 4

Which of the following speech recognition-based technologies is used for telephone surveys and to guide customers through the various menu options when calling a company's customer service line?
A) transcription
B) telemetrics
C) speaker diarization
D) interactive voice response
E) computer-aided translation

Accepted Answer

Interactive voice response (IVR) technology is used for telephone surveys and to guide customers through the various menu options when calling a company's customer service line. IVR systems use speech recognition to interpret the caller's voice and respond accordingly. The other options listed are not typically used in this specific context.

Question 5

________ is used by text recognition software to convert typed,printed,or handwritten text into the computer-based characters that form the original letters and words.
A) Natural language processing
B) Optical character recognition
C) Speech recognition
D) Autonomous automation
E) Computer vision software

Accepted Answer

Optical character recognition (OCR) is the technology used by text recognition software to convert physical text into machine-encoded text. OCR software identifies each individual character through image processing and pattern recognition, allowing it to create editable and searchable digital copies of printed documents.

Question 6

The ________ is an innovative pointing device developed primarily for the disabled for help with computer operating.
A) eye-tracking device
B) graphics tablet
C) optical mouse
D) joystick
E) touch screen

Accepted Answer

An eye-tracking device allows the user to control the computer through eye movements, making it an ideal pointing device for those with disabilities who may not have use of their hands or fingers. Graphics tablets, optical mice, joysticks, and touch screens may not be as accessible or suitable for those with certain disabilities.

Question 7

Entering a large number of separate forms or documents into a computer system and manipulating these data at a single time is referred to as ________.
A) inter-processor communication
B) batch processing
C) chain loading
D) context switching
E) process control block

Accepted Answer

Batch processing involves entering a large number of separate forms or documents into a computer system and manipulating these data at a single time, usually overnight. The other options are not related to this process.

Question 8

________ are data streams transmitted using specific protocols that are available for immediate playback on the recipient's computer.
A) Direct connect
B) Parallel data rendering
C) Streaming media
D) Stream ciphers
E) Digital data

Accepted Answer

Streaming media refers to data streams that are transmitted using specific protocols that are available for immediate playback on the recipient's computer. Direct connect refers to a peer-to-peer file-sharing protocol, and parallel data rendering is not a commonly used term in the context of streaming media. Stream ciphers refer to encryption techniques, and digital data is a broad term that encompasses many different types of data, including streaming media.

Question 9

________ is used to store programs and instructions that are automatically loaded when the computer is turned on.
A) Random access memory
B) Cache memory
C) Read-only memory
D) Flash memory
E) Virtual memory

Accepted Answer

Read-only memory (ROM) is a type of computer memory that stores programs and instructions that are automatically loaded when the computer is turned on. Unlike random access memory (RAM), ROM is non-volatile and cannot be changed or written to.

Question 10

Which of the following scanning technologies is used by the banking industry to read data,account numbers,bank codes,and check numbers on preprinted checks?
A) optical mark recognition
B) bar code reading
C) magnetic ink character recognition
D) biometric scanning
E) optical character recognition

Accepted Answer

The banking industry uses magnetic ink character recognition (MICR) technology to read data, account numbers, bank codes, and check numbers on preprinted checks. MICR uses magnetic ink to print the characters and a specialized scanner to read them, which makes it more accurate and secure than other scanning technologies.

Question 11

Which of the following is an example of secondary storage?
A) cache memory
B) read-only memory
C) hard drives
D) random access memory
E) process register

Accepted Answer

Secondary storage refers to storage devices that are not directly accessible by the CPU and are used for long-term storage. Hard drives are a common example of secondary storage. Cache memory, read-only memory (ROM), random access memory (RAM), and process register are all examples of primary storage, which is directly accessible by the CPU.

Question 12

________ is a technology in which extra copies of data are stored on two or more hard drives to ensure that critical data is not lost.
A) JBOD
B) RAID
C) SLED
D) BIOS
E) SPAN

Accepted Answer

RAID (Redundant Array of Independent Disks) is a technology that stores extra copies of data on multiple hard drives, typically two or more, to ensure that critical data is not lost if one of the hard drives fails. Different RAID configurations provide different levels of redundancy and performance.

Question 13

A ________ occurs if a read/write head for some reason touches one of the disks in a hard drive,leading to a loss of data.
A) head crash
B) click of death
C) bad sector
D) disk compression
E) base isolation

Accepted Answer

A head crash occurs when the read/write head of a hard drive makes physical contact with the spinning disk, resulting in data loss and potential damage to the disk surface.

Question 14

Which of the following character encoding formats,based on the English alphabet,represents symbols in binary form?
A) MIME
B) ASCII
C) UTF
D) UCS
E) MAC OS X

Accepted Answer

ASCII (American Standard Code for Information Interchange) is a widely used character encoding format that represents symbols using 7 or 8 bits in binary form, and is based on the English alphabet. The other options (MIME, UTF, UCS, and MAC OS X) are either not specific to the English alphabet or do not represent symbols in binary form.

Question 15

The ________,the main component of a computing device that is connected to the power supply,primary and secondary storage,as well as to various peripherals.
A) hard drive
B) monitor
C) microprocessor
D) input device
E) optical mark recognition

Accepted Answer

The microprocessor (also known as the central processing unit or CPU) is the main component of a computing device that is connected to the power supply, primary and secondary storage, as well as to peripherals. It is responsible for carrying out operations and executing instructions. The hard drive, monitor, input device, and optical mark recognition are all peripherals that are connected to the microprocessor.

Question 16

The electronic circuit that generates pulses at a rapid rate to set the pace for processing events to take place within a computer is known as the ________.
A) peripheral port
B) motherboard
C) system clock
D) universal serial bus
E) solid state drive

Accepted Answer

The electronic circuit that generates pulses at a rapid rate to set the pace for processing events to take place within a computer is known as the system clock. It is responsible for synchronizing the operations of all components of a computer system.

Question 17

________ are represented as a series of ones and zeros and are used to relay data and instructions to and from the central processing unit (CPU)of a computer.
A) Binary codes
B) Morse codes
C) Source codes
D) Block codes
E) Unicodes

Accepted Answer

Binary codes are represented as a series of ones and zeros, and they are used to relay data and instructions to and from the central processing unit (CPU) of a computer. Morse codes are a type of communication code used in telegraphy, while source codes refer to the programming code that is used to create software applications. Block codes are error-correcting codes used in communication systems, and unicodes are a standard for encoding characters used in written languages. Therefore, the best choice for the given question is A, binary codes.

Question 18

Which of the following is measured in hertz in a microcomputer?
A) clock speed
B) hard drive
C) random access memory
D) virtual memory
E) screen resolution

Accepted Answer

Clock speed is measured in hertz (or megahertz/gigahertz) and refers to the number of pulses per second generated by the computer's clocking circuit. The higher the clock speed, the faster the microcomputer can execute instructions. Hard drive capacity, RAM and virtual memory size are measured in bytes or gigabytes, while screen resolution is measured in pixels.

Question 19

Which of the following types of specialized scanners is used to scan questionnaires and test answer forms where answer choices are indicated by filling in circles using pencils or pens?
A) optical mark recognition
B) biometric scanner
C) bar code reader
D) magnetic ink character recognition
E) optical character recognition

Accepted Answer

Optical mark recognition scanners are specifically designed to scan and read pre-printed marks, such as those made by pencils or pens, on questionnaires and answer forms. This technology is often used for multiple-choice exams, surveys or questionnaires. Biometric scanners, bar code readers, magnetic ink character recognition, and optical character recognition are not designed for this specific purpose.

Question 20

________ is a small block of memory used by processors to store those instructions most recently or most often used.
A) A solid state drive
B) BIOS
C) A cache
D) Read-only memory
E) Flash memory

Accepted Answer

A cache is a small, high-speed memory used by processors to store recently or frequently used instructions or data. This helps to increase computer performance as the processor can access the cache much faster than it can access main memory or storage devices. Solid state drives, BIOS, read-only memory, and flash memory are all types of memory/storage devices but do not specifically refer to the cache.

Quiz 11: Foundations of Information Systems Infrastructure

Which of the following specialized scanners is used to scan human body characteristics for identification and security purposes?

________ is located on the motherboard and is used to store the data and programs currently in use.

Which of the following is an input device used to enter information into computers?

Which of the following speech recognition-based technologies is used for telephone surveys and to guide customers through the various menu options when calling a company's customer service line?

________ is used by text recognition software to convert typed,printed,or handwritten text into the computer-based characters that form the original letters and words.

The ________ is an innovative pointing device developed primarily for the disabled for help with computer operating.

Entering a large number of separate forms or documents into a computer system and manipulating these data at a single time is referred to as ________.

________ are data streams transmitted using specific protocols that are available for immediate playback on the recipient's computer.

________ is used to store programs and instructions that are automatically loaded when the computer is turned on.

Which of the following scanning technologies is used by the banking industry to read data,account numbers,bank codes,and check numbers on preprinted checks?

Which of the following is an example of secondary storage?

________ is a technology in which extra copies of data are stored on two or more hard drives to ensure that critical data is not lost.

A ________ occurs if a read/write head for some reason touches one of the disks in a hard drive,leading to a loss of data.

Which of the following character encoding formats,based on the English alphabet,represents symbols in binary form?

The ________,the main component of a computing device that is connected to the power supply,primary and secondary storage,as well as to various peripherals.

The electronic circuit that generates pulses at a rapid rate to set the pace for processing events to take place within a computer is known as the ________.

________ are represented as a series of ones and zeros and are used to relay data and instructions to and from the central processing unit (CPU) of a computer.

Which of the following is measured in hertz in a microcomputer?

Which of the following types of specialized scanners is used to scan questionnaires and test answer forms where answer choices are indicated by filling in circles using pencils or pens?

________ is a small block of memory used by processors to store those instructions most recently or most often used.