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

2) Which is not a mobile device maintenance practice?

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

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

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

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

7) DDR4 RAM modules have how many pins?

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

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

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

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

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

13) Which is typically not found on a motherboard?

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

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

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

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

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

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

20) Combine SCSI with SATA to get ____________ ?

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

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

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

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

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

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

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

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

29) Synchronization is least concerned with which choice?

30) Which is not a valid USB speed?

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

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

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

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

35) 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?

36) Which 802.11 standard runs on 5GHz?

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

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

39) Which is not true of wireless mesh networks?

40) What operates a software RAID solution?

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

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

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

44) What is the primary purpose of POST?

45) Which is not a valid Thunderbolt speed?

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

47) 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?

48) Solid-core cabling is best used where?

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

50) The largest motherboard form factor is?

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

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

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

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

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

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

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

58) Mass storage is organized into __________ ?

59) How many bits are in an IPv6 address?

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

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

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

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

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

65) Which service uses port 445?

66) Which is not a network cable type?

67) Which do link lights not normally indicate?

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

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

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

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

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

73) How are WANs identified?

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

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

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

77) In what order should memory slots be filled?

78) Which is a monitor backlight technology?

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

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

81) Which is not a cloud ownership category?

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

83) Which is not true of shared printers?

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

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

86) Which is not true of a mobile device?

87) Where can users get Android apps?

88) Most USB peripherals already have a what?

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

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