10558289
Descripción
Test por Ramzy Blanch, actualizado hace más de 1 año
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Creado por Ramzy Blanch
hace casi 7 años
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Pregunta 1
Pregunta
What is the role of the CMOS in a modern computer?
Respuesta
-
Saves information about system devices
-
Loads the operating system into memory
-
Coordinates the use of system hardware with the operating system
-
Tests hardware during system startup
Pregunta 2
Pregunta
Which of the following components is an example of firmware?
Respuesta
-
BIOS
-
Cache
-
RAM
-
CMOS
Pregunta 3
Pregunta
When you boot the computer, it hangs after asking you for the current date and time. What is the most likely problem?
Respuesta
-
The BIOS is outdated
-
Daylight Savings Time has started or ended
-
The CMOS battery has failed
-
The computer needs more RAM
Pregunta 4
Pregunta
When do you need to upgrade the system BIOS?
Respuesta
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Whenever a BIOS update provides functionality not currently supported that is required by the operating system or hardware
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Whenever installing a new hard disk drive
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Whenever the BIOS settings need to be modified
-
Whenever upgrading a video card's on-board BIOS
Pregunta 5
Pregunta
What should you do before flashing the BIOS?
Respuesta
-
Backup CMOS settings
-
Password protect the system
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Change the CMOS battery
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Connect the computer to a surge protector
Pregunta 6
Pregunta
What is the name for the routine that tests the motherboard, memory, disk controllers, video, keyboard and other system hardware?
Respuesta
-
CMOS
-
CSST
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BIOS
-
POST
Pregunta 7
Pregunta
You have just connected a second monitor to your laptop. It is not displaying anything. What would you check?
Respuesta
-
Cabling between PC and monitor
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Power to monitor
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Display settings in software
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All of these
Pregunta 8
Pregunta
Your PC displays the message 'Non System Disk or Disk Error'. Which of the following will produce this result?
Respuesta
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The CMOS lost the hard drive configuration
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The system was not shut down properly
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The hard drive partition was not activated
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The system files were not transferred to the hard drive
Pregunta 9
Pregunta
You want to use a wireless keyboard and mouse with your laptop computer. Which method should you use?
Respuesta
-
Bluetooth
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USB
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802.11g Wireless
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IEEE 1394
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PS/2
Pregunta 10
Pregunta
Which of the following terms describes a PC card that you can insert and remove without rebooting the computer?
Respuesta
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Plug-and-play
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At Attachment
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Hot-swappable
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Hot-play
Pregunta 11
Pregunta
Where is Disk Management located within Windows 7?
Respuesta
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Administrative tools
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Control Panel
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Computer Management
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Device Manager
Pregunta 12
Pregunta
Which disk types does Windows Support?
Respuesta
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Primary
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Static
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Basic
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Extended
Pregunta 13
Pregunta
Which of the following is a characteristic of extended partitions?
Respuesta
-
They can be set to active
-
They are subdivided into logical drives
-
There can be multiple extended partitions per drive
-
They are bootable
Pregunta 14
Pregunta
Which tool would you to create and delete partitions on hard drives?
Respuesta
-
Disk Management
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Services
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Explorer
-
Device Manager
Pregunta 15
Pregunta
Which of the following answers lists examples of storage media types that can be read, but not written upon?
Respuesta
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BD-R
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CD-ROM
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DVD-RW
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BD-RE
Pregunta 16
Pregunta
Platters of a magnetic hard drive spin at a rate measured in:
Respuesta
-
Revolutions per second
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Iterations per minute
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Revolutions per minute
-
Iterations per second
Pregunta 17
Pregunta
What is the name of a cloud-based data storage service provided by Microsoft?
Respuesta
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iDrive
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Cloud Drive
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Dropbox
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OneDrive
Pregunta 18
Pregunta
On a SCSI bus, each device is assigned a number from 0 to 15 known as:
Respuesta
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SCSI ID
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Device ID
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OUI
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Bus ID
Pregunta 19
Pregunta
Which of the memory types listed below allows for permanent storage of data?
Respuesta
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VRAM
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DVD-RAM
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SRAM
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Buffered Memory
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DRAM
Pregunta 20
Pregunta
What is the HDD form factor used in laptops?
Respuesta
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3.5 inch
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5.25 inch
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1.8 inch
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2.5 inch
Pregunta 21
Pregunta
A 3.5 inch floppy disk can sore up to:
Respuesta
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360 KB
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1.44 MB
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360 MB
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1.2 MB
Pregunta 22
Pregunta
A single sided, double layer DVD can store up to:
Respuesta
-
8.5 GB of data
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15.6 GB of data
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4.7 GB of data
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7.8 GB of data
Pregunta 23
Pregunta
A single layer, mini Blu-ray disc can store up to:
Respuesta
-
8.44 GB of data
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4.7 GB of data
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7.8 GB of data
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15.6 GB of data
Pregunta 24
Pregunta
A storage technology that combines multiple disk drive components into a single logical unit to increase logical boume size, improve performance, or reliability is called:
Respuesta
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Serial ATA (SATA)
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Small Computer System Interface (SCSI)
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Single Large Expensive Disk (SLED)
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Redundant Array of Independent Disks (RAID)
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Parallel ATA (PATA)
Pregunta 25
Pregunta
The disadvantage from using this device results from a fact that any incoming signal on any of its ports is re-created and sent out on any connected ports, which in turn forces all the connected devices to share the total amount of available bandwidth.
Respuesta
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Hub
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Switch
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Access Point
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Bridge
Pregunta 26
Pregunta
Which of the following answers refers to a data link layer (Layer2) device designed to forward data packets between Local Area Network (LAN) segments?
Respuesta
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Router
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Hub
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Switch
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Firewall
Pregunta 27
Pregunta
A device designed to filter and transfer IP packets between dissimilar types of computer networks is called:
Respuesta
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Hub
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Router
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Switch
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Load Balancer
Pregunta 28
Pregunta
What types of device would be the most convenient for interconnecting two or more physically separated network segments?
Respuesta
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Wireless bridge
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Layer 3 switch
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Wireless Access Point (WAP)
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Cable modem
Pregunta 29
Pregunta
A software for hardware that checks information coming from the internet and depending on the applied configuration settings either blocks it or allows it to pass through is called:
Respuesta
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Antivirus
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Firewall
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Anti-spyware
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Malware
Pregunta 30
Pregunta
A type of network device that amplifies received signal so it can be transmitted over greater distance without loss in a quality is called:
Respuesta
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Patch panel
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Multiplexer
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Repeater
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Passive hub
Pregunta 31
Pregunta
Which of the following tools would be used for attaching RJ-45 connectors to a twisted-pair Ethernet cable?
Respuesta
-
Cable tester
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Needle-nose pliers
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Crimper
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Punch down tool
Pregunta 32
Pregunta
What is the name of a tool used for removing electrical insulation cover from electric wires?
Respuesta
-
Cable Crimper
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Wire Stripper
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Snips
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Punch Down Tool
Pregunta 33
Pregunta
A type of tool used for verifying correct electrical connections of wires in a cable is known as:
Respuesta
-
Cable Tester
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Loopback Plug
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Tone Generator
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Multimeter
Pregunta 34
Pregunta
Which of the following networking tools would be of help in determining the optimal placement off a WAP?
Respuesta
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Wi-Fi Analyzer
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Pentest
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Vulnerability Scanner
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Proximity Reader
Pregunta 35
Pregunta
What is the bit length of an IPv4 address?
Respuesta
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32 bits
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48 bits
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64 bits
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128 bits
Pregunta 36
Pregunta
An IPv6 address consist of :
Respuesta
-
32 bits
-
48 bits
-
64 bits
-
128 bits
Pregunta 37
Pregunta
The FTP Protocol is designed for:
Respuesta
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Sending email messages between servers
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File exchange
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Serving web pages
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Translating domain names into IP addresses
Pregunta 38
Pregunta
What is the function of SMTP?
Respuesta
-
File exchange
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Translating domain names into IP addresses
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Sending email messages between mail servers
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Serving web pages
Pregunta 39
Pregunta
A protocol used for retrieving contents of an Internet page from a web server is called:
Respuesta
-
SNMP
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HTTP
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SMTP
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IMAP
Pregunta 40
Pregunta
What is the function of POP3?
Respuesta
-
Sending email messages between mail servers
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Retrieving email messages from a mail server
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Translating domain names into IP addresses
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File exchange
Pregunta 41
Pregunta
Which of the following would be in use when a WINS server tries to resolve a host name into an IP address on a Windows-based LAN?
Respuesta
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TCP/IP
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NETBIOS
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Telnet
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DNS
Pregunta 42
Pregunta
The term Internet Protocol Security (IPsec) refers to a suite of protocols providing authentication and encryption features in order to ensure secure exchange of IP packets.
Respuesta
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True
-
False
Pregunta 43
Pregunta
What is the common term for a group of protocols used to carry voice data over a packet-switched network?
Respuesta
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VoIP
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PSTN
-
PBX
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POTS
Pregunta 44
Pregunta
Which of the answers listed below refers to a suite of protocols used to enable internet access on mobile devices?
Respuesta
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WPA
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WAP
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WEP
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WPS
Pregunta 45
Pregunta
Which of the following acronyms refers to a series of basic hardware diagnostic tests performed by the startup BIOS after the computer is powered on?
Respuesta
-
EIDE
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POTS
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ACPI
-
POST
Pregunta 46
Pregunta
Possible cause of continuous system reboot loops includes:
Respuesta
-
Overheating
-
Hardware failure
-
Corrupted OS installation
-
Misconfigured OS
-
All of the above
Pregunta 47
Pregunta
Which of the following could cause slow performance of a hard drive?
Respuesta
-
Disk Striping
-
File Fragmentation
-
Disk Mirroring
-
Disk Duplexing
Pregunta 48
Pregunta
For a newly added hard drive, this command allows to configure the drive with a file system so that Windows can store information on the disk:
Respuesta
-
FORMAT
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NBSTAT
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MSTS
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DEFRAG
Pregunta 49
Pregunta
When a computer monitor is unable to display image on the screen, the most common causes (and the earliest ones to fix) for this problem include:
Respuesta
-
Inverter failure
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Loose cable connections
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Bad LCD display
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Backlight failure
Pregunta 50
Pregunta
Which of the following command-line utilities allows to test the reachability of a host across an IP network?
Respuesta
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NETSTAT
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PING
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IFCONFIG
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TRACERT
Pregunta 51
Pregunta
Which of the actions listed below should be of help while troubleshooting non-responsive touch screen of a mobile device?
Respuesta
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Reseating the device's battery
-
Erasing all content / settings and restoring the device to factory defaults
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Pressing a specific key combination / button to perform system restart
-
Removing screen protector and cleaning the screen
-
All of the above
Pregunta 52
Pregunta
What is a common use for a flash card slot in a notebook?
Respuesta
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Data Storage
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Increasing processor speed
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Network connections
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Graphics acceleration
Pregunta 53
Pregunta
When disconnecting the keyboard ribbon cables from the notebook, which is the best method to use?
Respuesta
-
Gently pull up on the connectors retaining latch
-
Never disconnect these. Simply fold them back out and out of your way.
-
Gently pull cable straight out without kinking it
-
Remove the small screw that hold the ZIF lock down
Pregunta 54
Pregunta
Three short beeps during POST indicates which of the following?
Respuesta
-
Clock doubler is operative
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Broken speaker
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Normal POST - system is OK
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POST error - error code
Pregunta 55
Pregunta
The power cord for the laptop has a block on it (sometimes called a brick). What does this block do?
Respuesta
-
Converts AC power to DC power
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Provides a hub for peripheral USB devices
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Provides direct power for CCFL-backlit LCD monitors
-
Converts DC power to AC power
Pregunta 56
Pregunta
Which of the following input devices uses a stylus?
Respuesta
-
Digitizer
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Touch Screen
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Touch Pad
-
Track Point
Pregunta 57
Pregunta
Which of the following is an extra button or knob on a laptop keyboard that moves the mouse cursor?
Respuesta
-
Express Card
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Digitizer
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Touch Pad
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Point Stick
Pregunta 58
Pregunta
Which type of interface is most commonly used for internal hard disks in notebook systems?
Respuesta
-
Mini-PCI
-
USB
-
IDE
-
PCIe
-
SATA
Pregunta 59
Pregunta
You have a system that has been overheating. Which of the following actions will not help to keep the system cool?
Respuesta
-
Installing a water cooling system
-
Adding thermal paste or a thermal pad between the CPU and the heat sink
-
Cleaning off the inside of the computer case
-
Installing heat spreaders and heat sinks on internal components
-
Removing the case side panel
Pregunta 60
Pregunta
Which of the following units is used to measure the speed of a modern CPU?
Respuesta
-
GHz
-
RPM
-
GBPS
-
MHz
Pregunta 61
Pregunta
A set of Intel CPU hardware enhancements improving support for virtualization is known as:
Respuesta
-
EPV
-
VT-x
-
Catalyst
-
Hyper-V
Pregunta 62
Pregunta
A 64-bit CPU can be used either with a 32-bit or 64-bit version of the Microsoft Windows operating system.
Respuesta
-
True
-
False
Pregunta 63
Pregunta
Which of the answers listed below refers to the area of implementation of No-eXecute bit (NX bit)?
Respuesta
-
Parity checks
-
Malware protection
-
Biometric authentication
-
Data backup
Pregunta 64
Pregunta
A software that temporarily stores print jobs on the computer hard disk or in memory until the printer is ready to print them is called:
Respuesta
-
Task Scheduler
-
Feed Assembly
-
Task Manager
-
Print Spooler
Pregunta 65
Pregunta
Which of the following tools would be the most appropriate to clean the inside of a laser printer?
Respuesta
-
Toner Vacuum
-
Regular House Vacuum
-
Cleaning Brush
-
Pipe Cleaners
Pregunta 66
Pregunta
Which of the answers listed below refers to a standard unit of measuring print resolution?
Respuesta
-
Aspect Ratio
-
Pixels Per Inch
-
Dots Per Inch
-
Candelas per square metre
Pregunta 67
Pregunta
Imaging drum is a printer component used in:
Respuesta
-
Inkjet Printers
-
Thermal Printers
-
Laser Printers
-
Impact Printers
Pregunta 68
Pregunta
A set of printer replacement parts is commonly referred to as:
Respuesta
-
Spare kit
-
Maintenance kit
-
Field replaceable unit
-
Standard technician toolkit
Pregunta 69
Pregunta
Which of the following Windows 7/8/8.1 Control Panel applets allows for adding, removing and managing printers?
Respuesta
-
Printers
-
Devices and Printers
-
Action Center
-
Printers and Faxes
Pregunta 70
Pregunta
In laser printing, toner falling off of the printed copy indicates a problem with:
Respuesta
-
Fusing Unit
-
Toner Cartridge
-
Print Head
-
Cleaning Blade
Pregunta 71
Pregunta
A single sheet or roll of printing paper with holes punched along each side is designed for use with:
Respuesta
-
Laser Printers
-
Dot-Matrix Printers
-
Inkjet Printers
-
Thermal Printers
Pregunta 72
Pregunta
Which of the symptoms listed below would indicate a depleted toner cartridge as the source of a printing problem?
Respuesta
-
Faded Prints
-
Garbled Characters on Paper
-
Ghost Images
-
Vertical streaks on each output page
Pregunta 73
Pregunta
The process of moving the toner to the drum is known as which of the following?
Respuesta
-
Processing
-
Exposing
-
Transferring
-
Developing
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