【单选题】
关井是控制溢流的关键方法。溢流发生后，必须关闭防喷器，以___控制井口，阻止溢流进一步发展。
A. 最好的方法
B. 最好的封井器
C. 二次井控
D. 最快的速度
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相关试题
【单选题】
关井后，由于井筒处于密闭状态，如果修井液柱压力不能平衡地层压力，就将出现___。
A. 关井油压和关井套压
B. 关井油压
C. 关井套压
D. 井底压力
【单选题】
要维持一口井处于有控状态，就必须保证适当的___。
A. 井底压力
B. 地层压力
C. 破裂压力
D. 关井立压
【单选题】
某直井在5800m处发生溢流后关井，原钻井液密度1.2g/cm3，测得关井立压3MPa，关井套压5MPa，求平衡地层压力所需的最低静液压力___MPa。
A. 71.28
B. 71.2
C. 75.5
D. 76.5
【单选题】
如果井深6300m，钻杆内钻井液密度1.40g/cm3，关井立压4MPa，求平衡地层压力所需的最低钻井液密度___g/cm3。
A. 1.5
B. 1.47
C. 1.4
D. 1.3
【单选题】
某井修井液1.15g/cm3，油层中部垂直井深2061m，溢流初期关井油压1.96MPa，则该井地层压力是___MPa。
A. 23.19
B. 24.19
C. 25.19
D. 26.19
【单选题】
某井产层中部垂深2800m，修井液密度1.24g/cm3，下管柱时有1.76MPa的激动压力作用于井底，则井底压力当量密度是___g/cm3。
A. 1.3
B. 1.24
C. 1.18
D. 0.064
【单选题】
某井修井液密度为1.20g/cm3，如果井筒的液面下降了30m，则井底静液压力减少___MPa。
A. 0.3528
B. 0.3586
C. 0.3938
D. 0.3966
【单选题】
某井地层压力为21.86MPa，该地层中部垂直深度为2050m，则该地层压力梯度是___KPa/m。
A. 10.335
B. 10.499
C. 10.549
D. 10.663
【单选题】
上覆岩层压力的大小取决于地下岩石平均密度和___。
A. 岩石埋深
B. 井底压力
C. 修井液柱压力
D. 岩石孔隙内流体密度
【单选题】
井眼环形空间尺寸越小，井下工具___，抽汲压力越大。
A. 内径越小
B. 内径越大
C. 外径越小
D. 外径越大
【单选题】
预防溢流要求液柱压力___地层压力。
A. 远大于
B. 稍大于
C. 等于
D. 稍小于
【单选题】
上提管柱时，产生的抽汲力能导致井底压力___。
【单选题】
修井作业中溢流的最主要原因是___。
A. 井内正压差
B. 井内负压差
C. 地层压力高
D. 地层储量大
【单选题】
在作业施工中，___必须满足平衡地层压力的要求。
A. 关井套管压力
B. 循环总压力
C. 修井液密度
D. 地层流体密度
【单选题】
作业中造成溢流的根本原因是___。
A. 井底压力大于地层压力
B. 井底压力小于地层压力
C. 井底压力等于地层压力
D. 井底压力小于地层破裂压力
【单选题】
引起溢流最多的原因是压井液密度不够，而溢流多数发生在___。
A. 坐封隔器或洗井后
B. 压裂加砂或排液后
C. 下管柱时或酸化后
D. 起管柱时或射孔后
【单选题】
气侵对浅井液柱压力的影响程度比深井___。
【单选题】
修井液受气侵后，修井液液柱压力___。
A. 增加
B. 减小
C. 不发生变化
D. 不一定
【单选题】
气体的压力和体积的关系近似于___。
A. 反比例
B. 正比例
C. 不相关联
D. 无规律变化
【单选题】
天然气溢流关井后，天然气在带压滑脱上升过程中，关井油、套压在不断上升，作用于井内各处压力___。
A. 不变
B. 不断降低
C. 不断升高
D. 不确定
【单选题】
井内修井液被气侵后，井内修井液密度___。
A. 全井均相等
B. 自下而上逐渐增大
C. 自下而上逐渐减小
D. 自上而下逐渐降低
【单选题】
尽管井内是正压差，仍有少量天然气进入井筒，这是天然气的___。
A. 压缩性
B. 膨胀性
C. 易燃易爆性
D. 扩散性
【单选题】
溢流关井后，井内产生圈闭压力的主要原因，一是泵未停稳就关了井，二是___。
A. 井内出现了新的溢流
B. 钻具内外压力不平衡
C. 地层压力恢复缓慢
D. 天然气带压滑脱上升
【单选题】
在常温下水的密度是天然气密度的___倍以上。
A. 100
B. 500
C. 800
D. 1000
【单选题】
天然气与空气混合浓度达到___（体积比）时，遇到火源会发生爆炸。
A. 0.5%-1.7%
B. 1%-8%
C. 3%-11.8%
D. 5%-15%
【单选题】
在开井状态下，气体膨胀上升接近至___才会使井底压力明显降低。
A. 套管鞋
B. 井的中部
C. 井口
D. 任何位置
【单选题】
在关井状态下，气体在带压滑脱上升过程中可导致___。
A. 关井立压不变，关井套压不断上升
B. 关井立压不断上升，关井套压不变
C. 关井立压、套压不断上升
D. 关井立压、套压不断下降
【单选题】
关井时，随着气柱的上升，井内修井液的液柱压力___。
A. 会增大
B. 会减小
C. 不发生变化
D. 逐渐变为零
【单选题】
开井状态下，在3000m处有0.26m3天然气，气柱高度为10m。当上升到井深750m时，天然气体积将增长4倍，而在井深375m时，天然气体积将增长___。
A. 6倍
B. 8倍
C. 10倍
D. 12倍
【单选题】
开井状态下发生气侵后，在3000m处0.5m3天然气气柱上升膨胀，当上升到井深750m时，气柱体积是___m3。
【单选题】
关井状态下发生气侵，如果在3000m深的井底处有天然气，其压力为35.4MPa（系绝对压力）。如果天然气上升而不允许其体积膨胀，当其升至1500m井深处，天然气压力为___MPa。
A. 35.4
B. 40
C. 50
D. 70.8
【单选题】
某井用密度为1.20g/cm3修井液压井，关井状态下发生气侵，如果在3000m深的井底处的天然气，其压力为35.4MPa（系绝对压力），天然气滑脱上升而不允许其体积膨胀，当其升至1500m井深处，此时井底压力为___MPa。
A. 35.4
B. 70.8
C. 17.8
D. 53.1
【单选题】
井下作业的各种工况中，地层流体向井眼内流动必须具备的条件有___。①井底压力小于地层压力②地层具有必要的渗透性，允许流体的流动③保持较高的修井液密度④井筒液面未在井口
A. ①②
B. ①②④
C. ①③
D. ①②③
【单选题】
循环过程中进口排量少，出口排量大，出口液体中气泡增多，这是___显示。
【单选题】
当关井一段时间后，如果井口压力不断上升，应该___放喷阀通过节流阀以释放部分压力。
【多选题】
压井施工的成败关键是：___。
A. 正确的确定地层压力
B. 选择足够的合乎性能要求的压井液
C. 合理的施工方法
D. 有效的施工设备
【多选题】
产层的敏感性包括___、流动敏感性、热敏性。
A. 水敏性
B. 酸敏性
C. 碱敏性
D. 盐敏性
【多选题】
影响压井液选择的因素___：
A. 物理因素
B. 化学因素
C. 经济因素
D. 井场条件
【多选题】
压井液分类包括：___。
A. 水基液
B. 改性修井液
C. 油基液
D. 泡沫液
【多选题】
井下作业常用压井方法有___三种。
A. 灌注法
B. 工程师法
C. 循环法
D. 挤注法
推荐试题
【多选题】
In which two situations should you use in band management？ ___
A. when the control plane fails to respond
B. when you require administrator access from multiple locations
C. when you require ROMMON access.
D. where a network device fails to forward packets
E. when multiple ma nagement applications need concument access to the device.
【多选题】
Which two features are supported in a VRF-aware softwar infrastructure before VRF-lite?___
A. multicast
B. fair queuing
C. WCCP
D.
E. IGRP
【多选题】
.Which loS command do you enter to test authentication again a AAA server？___
A. dialer aaa suffix <suffix> password <password>
B. ppp authentication chap pap test
C. test aaa-server authentication dialer group user name <user> password <password>
D. aaa authentication enable default test group tacases
【多选题】
Which two statements about the self zone on a cisco Xone based policy firewall are true？___
A. Multiple interfaces can be assigned to the self zone
B. it supports stateful inspections for multicast traffic
C. zone pairs that include the self zone apply to traffic transiting the device.
D. it can be either the source zone or the destination zone
E. traffic entering the self zone must match a rule
【多选题】
Which type of attack can exploit design flaws in the implementation of an application without ？___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
Which type of firewall can server as the interme diary between a client and a server ?___
A. Stateless firewall
B. application firewall
C. proxy firewall
D. personal firewall
【单选题】
What is the highest security level that can be configured for an interface on an ASA？___
【单选题】
Which term refers to the electromagnetic interference that can radiate from network cables？___
A. Gaussian distributions
B. Doppler waves
C. emanations
D. multimode distortion
【单选题】
How does a zone pair handle traffic if the policy de fination of the zone pair is missing?___
A. It inspects all traffic.
B. It drops all traffic.
C. It permits all traffic wihtout logging
D. It permits and logs all traffic
【单选题】
default how does a zone based firewall handle traffic to add from the self zone？___
A. It permits all traffic without inspection
B. It inspects all traffic to determine how it is handled
C. It permits all traffic after inspection
D. It frops all traffic
【单选题】
Which command should beused to ena ble AAA Authentication to determine if a user can access the privilege command level？___
A. aaa authentication enable local
B. aaa authentication enable level=
C. aaa authentication enable method de fault
D. aaa authentication enable defa ult local
【单选题】
On an ASA， the policy indicates that traffic should not be translated is often referred to as which of the following？___
A. NAT zero
B. NAT forward
C. NAT nul
D. NAT allow
【单选题】
Which protocol offers data Integrity encryption， authentication， and anti-replay functions for IPSec VPN？___
A. ESP protocol
B. IKEv3 Protocol
C. AH protoco
D. IKEv1 Protocol
【单选题】
Which component offers a variety of security Solution， including firwall， IF Antivirus and antiphishing features？___
A. Cisco loS router
B. Cisco ASA 5500 Ser ies security appliance
C. Cisco ASA 5500 X series Next Gen Security appliance
D. Cisco 4200 series IPS appliance
【单选题】
Refer to the exhibit， A Network Secur ity administrator check the ASa firewall NAT policy table rith show nat command， which statement is fails？___
A. There are only reverse translation matches for the REAL SERvER object
B. First policy in the Section 1 is a dynamic nat entry defined in the object configuration
C. NAT policy in section 2 is static entry de fined in the object configuration
D. Translation in Section 3 used when a connection does not matches any entries in first two sections
【单选题】
What is true of an aSa in transparent mode ?___
A. It supports OSPF
B. It requires an IP address for each interface
C. It requires a management IP address
D. It allows the use of dynamic NaT
【单选题】
What is the effect of the ip scp server enable command？___
A. It references an access list that allows specific SCP servers
B. It allows the router to initiate requests to an SCP server
C. It allows the router to become an SCP server
D. It adds SCP to the list of allowed copy functions
【单选题】
How can you mitigate attacks in which the attacker attaches more than one vLan tag to a packet？___
A. Assign an access VLAN to every active port on the switch
B. Disable Ether Channel on the switch
C. Explicitly identity each VLAN allowed across the trunk
D.
E. nable transparent VTP on the switch
【单选题】
Which technology can you implement to centrally mitigate potential threats when users on your network download files that might be malicious？___
A. Enable file-reputation services to inspect all files that traverse the company network and block files with low reputation scores
B. Verify that the compa ny IpS blocks all known malicious website
C. Verity that antivirus software is installed and up to date for all users on your network
D. Implement URL filtering on the perimeter firewall
【单选题】
What is the most common implementation of PaT in a standard networked environment？___
A. configuring multiple external hosts to join the self zo ne and to communicate with one another
B. configuring multiple internal hosts to communicate outside of the network using the outside interface IP address
C. configuring multiple internal hosts to communicate outside of the network by using the inside interface IP address
D. configuring an any any rule to enable external hosts to communicate inside the network
【单选题】
Which component of a bYod architecture provides aAa services for endpoint access ?___
A. Integrated Services Router
B. access point
C. ASA
D. Identity Services
E. ngine
【单选题】
You are configuring a NAT rule on a Cisco ASA ,Which description of a mapped interface is true?___
A. It is mandatory for all firewall modes
B. It is optional in routed mode
C. It is optional in transparent mode
D. It is mandatory for ide ntity NAT only
【单选题】
Which description of the use of a private key is true ？___
A. The sender signs a message using the receivers private key
B. The sender signs a message using their private key
C. The sender encrypts a message using the receivers private key
D. The receiver decrypts a n15ssage using the sender's private key
【单选题】
Which mechanism does the FireAMP Connector use to avoid conflicts with other security applications such as antivirus products ?___
A. Virtualization
B. Containers
C. Sandboxing
D.
E. xclusions
【单选题】
Which network to pology de scribes multiple LANS in a gec? ___
A. SOHO
B. MAN
C. pan
D. CAN
【单选题】
Which statement represents a difference between an access list on an aSa versus an access list on a router？___
A. The asa does not support number access lists
B. The aSa does not support standard access list
C. The asa does not ever use a wildcard mask
D. The asa does not support extended access lists
【单选题】
Which command do you enter to verify the status and settings of an iKE Phase 1 tunnel？___
A. show crypto ipsec as output
B. show crypto isakmp
C. show crypto isakmp policy
D. show crypto ipsec transform
【单选题】
Which feature can help a router or switch maintain packet forwarding and protocol states despite an attack or heavy traffic load on the router or switch？___
A. service Policy
B. Control Plane Policing
C. Policy Map
D. Cisco
E. xpress
F. orwarding
【单选题】
Which STP feature can prevent an attacker from becoming the root bridge by immediately shutting down the interface when it receives a BPDU？___
A. root guard
B. Port Fast
C. BPDU guard
D. BPDU filtering
【单选题】
Which technology can best protect data at rest on a user system？___
A. full-disk encryption
B. IPsec tunnel
C. router ACL
D. network IPS
【多选题】
Which two primary security concerns can you mitigate with a BYOD solution ？___
A. schedule for patching the device
B. securing access to a trusted corporate network
C. compliance with applicable policies
D. connections to public Wi-Fi networks
E. device tagging and invento
【多选题】
choose five___
A. MD5————————inserure
B. DES————————insercure
C. SDES———————legacy
D. SHA-1———————legacy
E. HMAC-MD5—————legacy
【多选题】
Which two characteristics of symmetric encryption are true？___
A. It uses digital certificates
B. It requires more resources than asymmetric ancryption
C. It uses the same key to enctypt and decrupt traffic
D. It uses a public key and a pricate key to encrypt and decrypt traffic.
E. It is faster than asymmetric encryption
【多选题】
which two characteristics of PVLAN are true？___
A. Promiscuous porta can communicate with PVLAN ports.
B. Isolated ports cannot communicate with other ports on the same VLAN
C. Community ports have to be a part of the trunk.
D. They require VTP to be enabled in server mode
E. PVLAN ports can be configured as Ether Channel ports
【多选题】
What are two options for running Cisco SDM?___
A. Running SDM from a mobile device
B. Running SDM from within CiscoWorks
C. Running SDM from a router's flash
D. Running SDM from the Cisco web porta
E. Running SDM from a PC
【多选题】
Which two options are the primary deployment modeles for mobile device management？___
A. multisite
B. cloud-based
C. on premises
D. hybrid cloud basedo
E. single site
【多选题】
Drag the recommendation on the left to the Cryptographic algorithms on the right， Options will be used more than once.___
A. Avoid——————————————DES，MD5
B. Legacy——————————————SDES，SHA1，HMAC-MD5
【多选题】
Which two are valid types of vLans using PVLANS ?___
A. Community VLAN
B. Backup VLAN
C. Secondary VLAN
D. Isolated VLAN
E. Isolated VLAN
【多选题】
Which two commands are used to implement Resilient lOS Configuration ___
A. Secure boot-config
B. copy running-config tftp
C. copy flash:ios bin tftp
D. copy running-config startup-config
E. secure boot-image
【多选题】
Which two types of firewalls work at layer 4 and above ？___
A. Stateful inspection
B. Network Address Translation
C. Circuit-Level gateway
D. Static packet filter
E. Application Level firewall
