执行算术右移指令的操作过程是(34)。
- A．操作数的符号位填1，各位顺次右移1位，最低位移至进位标志位中
- B．进位标志移至符号位，各位顺次右移1位，最低位移至进位标志位中
- C．操作数的符号位填0，各位顺次右移1位，最低位移至进位标志位中
- D．操作数的符号位不变，各位顺次右移1位，最低位移至进位标志位中
-
To accommodate the longest path allowed by 802.3, the slot time has been set to 512 bit times, or(75).
- A．521μs
- B．5.12μs
- C．0.512μs
- D．512μs
-
Every host and muter on the Internet has an IP address,which encodes its(69).
- A．host number
- B．host number and socket
- C．network number
- D．host number and network number
-
When you choose a command name that is followed by "…" on menu, a(72)box appears in which you provide more information.
- A．dialog
- B．list
- C．check
- D．text
-
The Pentium includes hardware for both segmentation and paging. Both mechanisms can be disabled, allowing the user to choose from four distinct views of memory. Now the most frequently used view(such as UNIX System V)is(67).
- A．Unsegmented unpaged memory
- B．Unsegmented paged memory
- C．Segmented unpaged memory
- D．Segmented paged memory
-
The typical firewall consists of two packet filters and a(an)(68).
- A．router
- B．bridge
- C．application
- D．server
-
In a computer, which of the following is the longest period?(66).
- A．Beat period
- B．Machine period
- C．Instruction period
- D．CPU period
-
(73)
- A．右递归
- B．左递归
- C．直接左递归
- D．直接右递归
-
(71)
- A．短语
- B．素短语
- C．句柄
- D．直发短语
-
(72)
- A．归约
- B．移进
- C．推理
- D．推导
-
(70)
- A．算符优先分析法
- B．LL(1)分析法
- C．递归子程序分析法
- D．预测分析法
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