网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
含异步复位和时钟使能的D触发器 module DFF2(CLK,D,Q,RST,EN); output Q; input CLK,D,RST,EN; reg Q; always @(posedge CLK or negedge____) begin if (!RST) Q <= 0; else if (EN) Q <= D; end endmodule 空格处应该填入:
A.EN
B.0
C.RST
D.Q
参考答案和解析
错误
更多 “含异步复位和时钟使能的D触发器 module DFF2(CLK,D,Q,RST,EN); output Q; input CLK,D,RST,EN; reg Q; always @(posedge CLK or negedge____) begin if (!RST) Q <= 0; else if (EN) Q <= D; end endmodule 空格处应该填入:A.ENB.0C.RSTD.Q” 相关考题
考题
设循环队列Q的定义中有rear和len两个域变量,其中rear表示队尾元素的指针,len表示队列的长度,如下图所示(队列长度为3,队头元素为e)。设队列的存储空间容量为M,则队头元素的指针为(57)。A.(Q.rear+Q.len-1)B.(Q.rear+Q.1en-1+M)%MC.(Q.rear-Q.1en+1)D.(Q.rear-Q.1en+1+M)%M
考题
写异步D触发器的verilog module。(扬智电子笔试) module dff8(clk , reset, d, q); input clk;
写异步D触发器的verilog module。(扬智电子笔试)module dff8(clk , reset, d, q);input clk;input reset;input [7:0] d;output [7:0] q;reg [7:0] q;always @ (posedge clk or posedge reset)if(reset)q = 0;elseq = d;endmodule
考题
对于以下程序段,设a和q都是整型变量, ┇ a=q; Loop:if(a==0)goto End; Else if(a>0){printf("");a--;goto Loop;} Else goto End; End; ┇ 不能与上面程序等价的是( )A.a=q; do { f(a<0)break; a--;printf("*"); }while(a) ;B.a=q; for(;a>0;a--)printf("");C.a=q; while(a) {printf("");a--;}D.for(a=q;a>0;--a,printf("*"));
考题
A system administrator has determined that there is no network connectivity with the en0 interface. By doing a netstat -in, it is determined that the en0 interface is not showing up. Which of the following commands should be used to determine that en0 is defined in ODM with an IP address?()A、 entstat -d B、 ifconfig -a C、 lsattr -El en0 D、 odmget -q "name=ent0 and attribute=netaddr" CuDv
考题
高侧壁心肌梗死()A、V~VST段抬高,异常Q波形成B、Ⅱ、Ⅲ、aVFST段抬高,异常Q波形成C、V5~V7、Ⅱ、Ⅲ、aVF、ST段抬高,异常Q波形成D、Ⅰ、aVLST段抬高,异常Q波形成E、Ⅱ、Ⅲ、aVF、V3R~V6RST段抬高,异常Q波形成
考题
单选题A system administrator has determined that there is no network connectivity with the en0 interface. By doing a netstat -in, it is determined that the en0 interface is not showing up. Which of the following commands should be used to determine that en0 is defined in ODM with an IP address?()A
entstat -d B
ifconfig -a C
lsattr -El en0 D
odmget -q name=ent0 and attribute=netaddr CuDv
热门标签
最新试卷