Computer hardware command - Study guides, Class notes & Summaries

Linux+, Practice Test 2 Computer Science Questions And Answers True/False: Pressing the Esc key at the prompt while using the more command displays a help screen. - ANS-False Viewing the output of the ___ command, journalctl -b command, or the contents of the /var/log/ and /var/log/messages log files can isolate most hardware problems. - ANS-dmesg What file in the /proc directory contains information about a computer's CPU? Select one: a. /proc/cpuinfo b. /proc/cpu_info c. /proc/memin...

Instruction - Answer command that computer hardware understands and obeys Input - Answer writes data to memory output - Answer reads data from memory datapath - Answer performs arithmetic computations where data is transformed via computations like addition or subtraction processor - Answer control + datapath DRAM - Answer access time 50ns most expensive / GB @ $5 capacity quadrupled / year until 1990s 2 chips - Answer iPad2 consists of how many ch...

CEH V12 Study Guide (Latest 2024/ 2025 Update) Qs & As | Grade A| 100% Correct (Verified Answers) Q: SNMP Answer: is a protocol used for managing and monitoring network devices, such as routers, switches, and servers, by gathering and exchanging information about their performance and status. commonly uses UDP port 161 for communication between the management station and the managed devices. Q: MIB Answer: is a structured database that defines the objects and variables that c...

What is the IEEE of Bluetooth? 802.15 WPAN What is WiMAX and it IEEE? -Worldwide Interoperability for Microwave Access -IEEE 802.16 WWAN In cellular broadband there are two types of cellular networks, what are they? Global System for Mobile (GSM) and Code Division Multiple Access (CDMA). GSM is internationally recognized, while CDMA is primarily used in the US. Typically, it is used by rural homeowners and businesses where cable and DSL are not available. It is usually more expensive and...

CHFI study guide latest update graded A+ What is the first step required in preparing a computer for forensics investigation? Do not turn the computer off or on, run any programs, or attempt to access data on a computer. True or false? Network forensics can be defined as the sniffing, recording, acquisition and analysis of the network traffic and event logs in order to investigate a network security incident. True What command shows you the names of all open shared files on a se...

1. Which OSI(Open Systems Interconnection model) layer is related to the function of the IP protocol suite?: Network 2. Which OSI(Open Systems Interconnection model) layer is responsible for organizing how bits are passed over the physical layer between devices within the same collision domain?: Data link 3. Which OSI(Open Systems Interconnection model) layer would define the scope of a protocol that makes sure packets of data are received correctly and resends them if they are not?: Transport 4...

CompTIA A+ Certification Practice Test Exam 220-901 (Qs & As) The main functionality of the Basic Input/Output System (BIOS) is to perform the initial hardware checks are the computer is powered on and start up the OS. --True or --False Answer-True Which of the following resources can be used by an OS to communicate with hardware? (Select 2) --Device Manager --Secure Shell (SSH) --Device Drivers --System BIOS --Command-Line Interface (CLI) Answer-Device drivers, system BIOS

IGCSE ICT EXAM QUESTIONS & ANSWERS 2024 UPDATE IGCSE ICT EXAM STUDYGUIDE 2024 Hardware - ANSWER The physical components of a computer system. Internal Hardware Devices - ANSWER Processor (CPU) Motherboard Random Access Memory (RAM) Read Only Memory (ROM) Video and Sound Card Internal Hard Disk Drive Motherboard - ANSWER Central component of any computer system through which every other component communicates. Components are plugged into it directly or indirectly. Processor (CPU) - ANS...

Unity ID Components - 3 Components • First initial of first name • First initial of middle name • First 6 letter of last name Unity ID Exceptions - • Common last names • No Middle names • Short last names Student ID Numbers - 1 Component • Comprised solely of numbers • Usually a 9 or 10 digit number with 2 or 3 preceding zeros • Incoming and transfer students have a 2 at the beginning Passwords Requirements - 1. be at least 8 characters 2. be no more than 100 cha...

A+ Guide to Software 6e Jean Andrews Test Bank All Chapters, 100% Original Verified, Answers At The End Of Each Chapter-1. An operating system manages hardware, runs applications, provides an interface for users, and stores, retrieves, and manipulates files. True False 2. The Action Center is a tool that was first introduced in Windows XP. True False 3. A hard drive can only have one single root directory. True False 4. The Windows desktop is itself a folder. True False 5. In Windows, t...