1) Which service uses port 445?

2) Which is the best tool to identify a specific cable within a bundle of cables?

3) Where can users get Android apps?

4) DDR4 RAM modules have how many pins?

5) What does the on/off switch on a power supply do?

6) A power supply with optional cable plug-ins is known as a what?

7) Combine SCSI with SATA to get ____________ ?

8) Mass storage is organized into __________ ?

9) Most USB peripherals already have a what?

10) In the following example, which part of the CPU information corresponds to the generation?

11) In what order should memory slots be filled?

12) The small, metal items that screw into a case and keep the motherboard from touching the case are called:

13) If you spot a WAP on the ceiling of a large room with no obvious power outlet nearby, how is it most-likely powered?

14) When an instruction is sent to the CPU in a binary pattern, how does the CPU know what instruction the pattern means?

15) Which is not a wireless technology used in IoT?

16) Which is not a valid USB speed?

17) What is the minimum number of drives to perform RAID 5?

18) Which is not a cloud ownership category?

19) Wake-on-LAN is triggered by what?

20) Which is not a wired connection for a smart phone?

21) Which firewall exception must be enabled on a client to connect to a webserver?

22) Which item is NOT likely to be found in a technician's toolkit?

23) Which device forwards data from one network to another?

24) The job of the southbridge is to act as the interface between the CPU and what?

25) Laptop monitors can be challenging to work on for what reason?

26) Which is true of an I/O shield? Choix unique

27) Which is not a Wi-Fi capable device?

28) A CPU with a built-in graphics processor is a what?

29) Connecting a local printer to a computer is usually done with what kind of connection?

30) Which do link lights not normally indicate?

31) A client’s PC will no longer boot up. You suspect the PSU is the cause. Which of these actions would be appropriate to take to resolve the issue?

32) Which port number is not used by an encrypted e-mail protocol?

33) Synchronization is least concerned with which choice?

34) Which device retransmits any inbound message out all of its other ports?

35) Which of the following is NOT a part of a PC?

36) Which is not true of wireless mesh networks?

37) Which is not a typical Android screen lock option?

38) What operates a software RAID solution?

39) Which is not a task performed in Windows when installing a video card?

40) How many bits are in an IPv6 address?

41) Which is not a valid Thunderbolt speed?

42) How does a switch know the MAC addresses of connected devices?

43) Which is least likely solution for a dim mobile device screen?

44) SSDs are organized into logical blocks, but their memory storage cells are called what?

45) Normal vacuums are dangerous to use inside of a PC due to their ability to:

46) What is the maximum number of characters in an FQDN?

47) What should a tech do when solving a problem is beyond their ability?

48) How many pairs of wires are in UTP Ethernet cables?

49) Which is a monitor backlight technology?

50) Which of the following is NOT an example of an Instruction Set Architecture (ISA)?

51) Which is a good technique to use when working inside a laptop?

52) Which is more likely to cause a computer's reported time to fall behind?

53) How would a technician start the system setup program?

54) Which is not a maintenance task for thermal printers?

55) Multimode fiber optic cables use what for their light source?

56) Which is most-likely to prevent a device from connecting to a previously-used Wi- Fi network?

57) The largest motherboard form factor is?

58) Which is not a good uses of a virtual machine?

59) A Class A IP address has how many locked octets?

60) BIOS programs that enable hardware to function are called what?

61) Which is not part of the impact-printing process?

62) Which is not needed to install a virtual machine?

63) What is the maximum number of drive failures under RAID 6 at which the array will still function?

64) Which is not a network cable type?

65) SATA drives use how many wires to transfer data to and from the computer?

66) Which technique is most helpful when reassembling a laptop?

67) Which is not a mobile device maintenance practice?

68) Which component usually takes the most disassembly to replace in a laptop?

69) Which types of RAM can function even if one of its memory chips fails?

70) Which is a primary characteristic to be considered when choosing a power supply?

71) Which is not an e-mail protocol port?

72) Before installing a CPU, what's the best way to protect it?

73) Which 802.11 standard runs on 5GHz?

74) Which is typically not found on a motherboard?

75) What is the primary purpose of POST?

76) Solid-core cabling is best used where?

77) What goes at the end of an Ethernet frame?

78) How are WANs identified?

79) Modern GPUs are installed in a _____ slot, which enables high speed communication between the GPU, the CPU, and RAM.

80) What material do laser printers use to create the final printed image?

81) You are using the CompTIA Troubleshooting Methodology to determine the cause of some faulty RAM. You theorize that one or more RAM modules might not be properly seated. You test the theory, and it seems like a probable assumption. What is your next step?

82) Which is most likely the result of a corrupted operating system?

83) Which is not a wireless radio technology found in computers, tablets, or phones?

84) A virtual machine is a _______ OS running within a ________ OS.

85) How can you protect your system from ESD while installing the motherboard?

86) Which is not true of shared printers?

87) Which letters represent the ink colors normally used in color inkjet printers?

88) For which failures would you expect POST to issue beep codes?

89) Which is not part of the 3D-printing process?

90) Which is not true of a mobile device?