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Use the operators "<<"， ">>"， which statements are true？ （） 

题目
多选题
Use the operators ">"， which statements are true？ （）
A

0000 0100 0000 0000 0000 0000 0000 0000<<5 gives    1000 0000 0000 0000 0000 0000 0000 0000

B

0000 0100 0000 0000 0000 0000 0000 0000<<5 gives    1111 1100 0000 0000 0000 0000 0000 0000

C

1100 0000 0000 0000 0000 0000 0000 0000>>5 gives    1111 1110 0000 0000 0000 0000 0000 0000

D

1100 0000 0000 0000 0000 0000 0000 0000>>5 gives    0000 0110 0000 0000 0000 0000 0000 0000

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相似问题和答案

第1题：

Which two statements about the use of VLANs to segment a network are true?()

A. VLANs increase the size of collision domains.

B. VLANs allow logical grouping of users by function.

C. VLANs simplify switch administration.

D. VLANs enhance network security.


参考答案：B, D

第2题：

Which of the following statements about teachers' instructions is NOT true?

A．Instructions should be simple and clear.
B．Instructions can be long and complicated for students to follow.
C．Teachers can use body language to assist students to understand.
D．Instructions should be kept to a minimum during activities.

答案：B
解析：
考查课堂教学中的教师指令语。教师的课堂指令语应简洁明了，这样学生才会明白；切忌长而复杂．这样不便于学生理解，也会影响教学的效率。教师在课堂上应尽量少用母语，必要时可以使用身体语言辅助学生理解。课堂指令语不应过多，教师应最大限度地发挥学生的主观能动性。故选B。

第3题：

You use the segment advisor to help determine objects for which space may be reclaimed.Which three statements are true about the advisor given by the segment advisor?()

A. It may advise the use of online table redefinition for tables in dictionary managed tablespace.

B. It may advise the use of segment shrink for tables in dictionary managed tablespaces it the no chained rows.

C. It may advise the use of online table redefinition for tables in locally managed tablespaces

D. It will detect and advise about chained rows.

E. It may advise the use of segment shrink for free list managed tables.


参考答案：B, C, D

第4题：

Which two statements are true about overflow pools？（）

  • A、Overflow pools do not support PAT
  • B、Overflow pools can not use the egress interface IP address for NAT
  • C、Overflow pools must use PAT
  • D、Overflow pools can contain the egress interface IP address or separate IP addresses

正确答案:C,D

第5题：

Which two statements about VACLs on Cisco Nexus 7000 Series Switches are true？ （）

  • A、 A single VACL can be shared across two or more VDCs.
  • B、 Use of VACLs requires no special license to be installed.
  • C、 VACLs make use of IP or MAC ACLs.
  • D、 Only options drop and forward are permitted.

正确答案:B,C

第6题：

Which of the following statements is TRUE regarding crane operations ________．

A.Radio communications allow the crane operator to disregard the use of hand signals

B.The crane operators and signalman must be familiar with the correct hand signals

C.The forward cranes can be operated from the bridge

D.The aft cranes can be operated from the aft steering station


正确答案：B

第7题：

Which of the following statements are true for routers but not true for Layer 3 Ethernet switches？（Choose all that apply.）（）

  • A、May have Ethernet as well as non-Ethernet interfaces
  • B、Traditionally used as a standalone device for inter-VLAN communication
  • C、Makes use of TCAMs
  • D、Uses subinterfaces to define trunks
  • E、Can use both Layer 2 and Layer 3 to make forwarding decisions
  • F、Allows the definition of Switched Virtual Interfaces（SVI）

正确答案:A,B,D

第8题：

Which statements are true regarding classless routing protocols?()

A. The use of discontiguous subnets is not allowed

B. The use of variable length subnet masks is permitted

C. RIP v1 is a classless routing protocol

D. IGRP supports classless routing within the same autonomous system

E. RIP v2 supports classless routing


参考答案：B, E

第9题：

Which two statements are true about optical networks?（）

  • A、SONET and SDH both use time-division multiplexing.
  • B、An optical transport network system uses time-division multiplexing.
  • C、SONET and SDH both use wavelength-division multiplexing.
  • D、An optical transport network system uses wavelength-division multiplexing.

正确答案:A,D

第10题：

Which statements are true regarding classless routing protocols?（）

  • A、The use of discontiguous subnets is not allowed
  • B、The use of variable length subnet masks is permitted
  • C、RIP v1 is a classless routing protocol
  • D、IGRP supports classless routing within the same autonomous system
  • E、RIP v2 supports classless routing

正确答案:B,E

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