【简答题】Represent the bit pattern 1011010010011111 in hexadecimal notation._________
【简答题】A7DF is the hexadecimal representation for what bit pattern? ____________
【简答题】Express the bit pattern 0001001000001100 in dotted decimal notation.
【简答题】The following table shows a portion of a machine's memory containing a program written in the language described in the language description table. Answer the questions below assuming that the machine...
【单选题】How many symbols can be represented by a bit pattern with eight bits? ___________.
【单选题】The bit pattern 11000111 _________ to flip the leftmost bits.
【多选题】停送电操作工作许可包括哪些内容()
A.
工作许可人应负责审查工作票中所列的安全措施是否正确、完备,是否符合现场条件,并完成施工现场的安全措施。
B.
在变电所工作时,工作许可人会同工作负责人检查在停电范围内所做的安全措施,并指明邻近带电部位,验明检修设备确无电压后,双方在工作票上签字。
C.
在变(配)电所出线电缆的另一端头(或线路上的电缆头)的停电工作,应得到送电端头的值班员或调度员的许可后,方可进行工作。
D.
工作负责人及工作许可人,任何一方不得擅自变更安全措施及工作项目,工作许可人不得改变检修设备的运行接线方式,如需改变时,应事先得到工作负责人的同意。
【单选题】To unset (force to 0) all the bits of a bit pattern, make a mask of all 0s and then ______the bit pattern and the mask.
【简答题】How many symbols can be represented by a bit pattern with 8 bits? ( )
【单选题】A bit pattern of three bits can take on __________ different states.