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【单选题】
The Ctrl key on a keyboard is an example of what type of key?
A.
toggle
B.
modifier
C.
positional
D.
function
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】________is a debt investment in which an investor loans money to an entity which borrow the funds for a defined period of time at a variable interest rate.
A.
Stock
B.
Bond
C.
Cash equivalent
D.
Interest rate
【单选题】The ____ ratio for a monitor is the ratio of width to height, such as 4:3 or 16:9.
A.
refresh
B.
resolution
C.
aspect
D.
depth
【单选题】What would you expect the extension of a compressed archive file to be?
A.
pdf
B.
zip
C.
xps
D.
docx
【单选题】To select multiple non-contiguous files, hold down () key.
A.
Shift
B.
Ctrl
C.
Home
D.
Alt
【单选题】The main drawback to an inkjet printer is:
A.
high cost per page
B.
does not print graphics
C.
high initial cost
D.
does not print in color
【单选题】The scanning technology used by banks to read the routing numbers on checks is().
A.
magnetic-ink character recognition (MICR)
B.
magnetic card reader (MCR)
C.
optical mark recognition (OMR)
D.
Universal Product Code (UPC)
【单选题】A computer that responds to requests for web content is called().
A.
client
B.
IP address
C.
DNS server
D.
web server
【多选题】下列关于磨损的描述，哪些是正确的（ ）。
A.
C 耐磨性可用磨损量来表示。
B.
A 接触疲劳与磨损无关。
C.
D 在磨损过程中，磨损类型会发生转化。
D.
B 摩擦和磨损相生相伴。