IIHT DUNLOP

                            Red hat interview questions  Q: – How are devices represented in UNIX? All devices are represented by files called special files that are located in /dev directory. Q: – Tell me the steps to remove the swap file? Firstly disable the swap file by “swapoff” command. Remove Swap file entry from /etc/fstab file. Now remove the swap file by “rm” command. Q: – What can we do with “parted” command or utility? – View the existing partition table – Add partitions from free space or additional hard drives – Change the size of existing partitions Q: –   What is 'inode'? All UNIX files have its description stored in a structure called 'inode'. The inode contains info about the file-size, its location, time of last access, time of last modification, permission and so on. Directories are also represented as files and have an associated inode. Q: – Can we resize the size o...

Since 1993, IIHT has been providing a learning platform through job-oriented IT courses, thereby bridging the skill-gap. IIHT has been dedicated to making candidates skilled and employable based on changing industry requirements. Every IIHT programme ensures learning that can be applied on the specific job roles across  ISMAC technologies  such as  IT-IMS, Social, Mobility, Analytics and Cloud .  Some of the IT training programmes offered at IIHT are  ITMS, Networking, Dot Net, Java, Android App Development, Web App Development, Digital Enterprise Server Management, Big Data and Hadoop, Cloud Computing  and other modular job-oriented courses.   IIHT believes in providing Classroom Instructor-led training, where students not only learn from their trainers but also from their peers, leading to rich interactive learning from multiple sources. Even from the perspective of employability, classroom training is m...

HI ,Today we are going to have a lab for POP UP in Android Studio:   Activity_main.xml <? xml version= "1.0" encoding= "utf-8" ?> < android.support.constraint.ConstraintLayout xmlns: android = "http://schemas.android.com/apk/res/android"     xmlns: app = "http://schemas.android.com/apk/res-auto"     xmlns: tools = "http://schemas.android.com/tools"     android :layout_width= "match_parent"     android :layout_height= "match_parent"     tools :context= ".MainActivity" >     < Button         android :layout_width= "wrap_content"         android :layout_height= "wrap_content"          android :text= "show popup"         android :onClick= "showpopup"         app :layout_constrai...

Question 1 Given a subnet mask of 255.255.255.224, which of the following addresses can be assigned to network hosts? (Choose three) A – 15.234.118.63 B – 92.11.178.93 C – 134.178.18.56 D – 192.168.16.87 E – 201.45.116.159 F – 217.63.12.192 Answer: B C D Question 2 Which of the following host addresses are members of networks that can be routed across the public Internet? (Choose three) A – 10.172.13.65 B – 172.16.223.125 C – 172.64.12.29 D – 192.168.23.252 E – 198.234.12.95 F – 212.193.48.254 Answer: C E F Explanation Addresses that can be routed accross the public Internet are called public IP addresses. These addresses belong to class A, B or C only and are not private addresses. Note: Private class A IP addresses: 10.0.0.0 to 10.255.255.255 Private class B IP addresses: 172.16.0.0 to 172.31.255.255 Private class C IP addresses: 192.168.0.0 to 192.168.255.255 Class D addresses are reserved for IP multicast addresses...