题目内容

为银行带来的收入与银行投入的成本基本持平的客户是银行的()。

A. 微利客户
B. 高价值客户
C. 保本客户
D. 一般客户

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国际网球联合筹建于()年,国际网联总部设地伦敦。

Which three statements are true about the Internet Group Management Protocol (IGMP)? ()

A. There are three IGMP modes: dense mode, sparse mode, and sparse - dense mode
B. IGMP is used to register individual hosts with a multicast group
C. IGMP version 3 enables a multicast receiving host to specify to the router which sources it should forward traffic from
D. IGMP messages a re IP datagrams with a protocol value of 2, destination address of 224.0.0.2, and a TTL value of 1
E. IGMP is a multicast routing protocol that makes packet - forwarding decisions independent of other routing protocols such as EIGRP
F. IGMP snooping ru ns on Layer 3 router

压力容器发生爆炸时,大多数液化气体生成的蒸气的体积为液态时的()倍。

A. 三四十
B. 二三百
C. 100
D. 500

Which method implementations will write the given string to a file named "file", using UTF8 encoding?() IMPLEMENTATION a: public void write(String msg) throws IOException { FileWriter fw = new FileWriter(new File("file")); fw.write(msg); fw.close(); } IMPLEMENTATION b: public void write(String msg) throws IOException { OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("file"), "UTF8"); osw.write(msg); osw.close(); } IMPLEMENTATION c: public void write(String msg) throws IOException { FileWriter fw = new FileWriter(new File("file")); fw.setEncoding("UTF8"); fw.write(msg); fw.close(); } IMPLEMENTATION d: public void write(String msg) throws IOException { FilterWriter fw = FilterWriter(new FileWriter("file"), "UTF8"); fw.write(msg); fw.close(); } IMPLEMENTATION e: public void write(String msg) throws IOException { OutputStreamWriter osw = new OutputStreamWriter( new OutputStream(new File("file")), "UTF8" ); osw.write(msg); osw.close(); }

A. Implementation a.
B. Implementation b.
C. Implementation c.
D. Implementation d.
E. Implementation e.

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