Tech Interview Questions

RSS Feed Homepage

Articles: 1, 2

Mainframe interview questions and answers
2008-02-11 22:36:00
. Name the divisions in a COBOL program. IDENTIFICATION DIVISION, ENVIRONMENT DIVISION, DATA DIVISION, PROCEDURE DIVISION.1. What are the different data types available in COBOL? Alpha-numeric (X), alphabetic (A) and numeric (9).2. What does the INITIALIZE verb do? ? Alphabetic, Alphanumeric fields & alphanumeric edited items are set to SPACES.Numeric, Numeric edited items set to ZERO.FILLER , OCCURS DEPENDING ON items left untouched.3. What is 77 level used for ?Elementary level item. Cannot be subdivisions of other items (cannot be qualified), nor can they be subdivided themselves.4. What is 88 level used for ? For condition names.5. What is level 66 used for ? For RENAMES clause.6. What does the IS NUMERIC clause establish ? IS NUMERIC can be used on alphanumeric items, signed numeric & packed decimal items and usigned numeric & packed decimal items. IS NUMERIC returns TRUE if the item only consists of 0-9. However, if the item being tested is a signed item, th...
More About: Questions , Interview , Answers , Questions and Answers , Mainframe

Unix Sys Admin Interview Questions
2008-02-02 15:11:00
Q: How would you make the following SQL statement run faster? SELECT * FROM TABLEA WHERE COL1=?A? AND COL2=?B';A: Make sure that COL1 and COL2 have indexes.Find out which condition will return less values and use that as the first conditonal.Q: What is Data MiningA: Data Minig is the process of sifting through extremeley large amounts of Data to find trends or relevent information.Q: Name the Seven layers in the OSI Model.A: Appication, Presentation, Session, Transport, Network, Data Link, PhyiscalQ: What is one way to view a unix network share on a Windows computer, within explorerA: NFS, The Unix computer can be running a NFS Server Daemon.Q: How would you find all the processes running on your computer.A: Unix, is ps -ef or ps -aux depending on version.Q: What is DHCPA: DHCP is a way to dynamically assign IP address to computers. Dyanmic Host Configuration ProtocolQ: What is HTTP TunnelingA: HTTP Tunneling is a security method that encryptes packets traveling throught the intern...
More About: Questions , Interview , Admin

Job Interview Mistakes
2008-02-01 02:27:00
Many people feel that the interview is the single most stressful part of the job search process. Any number of things can go wrong, and a big part of being successful is avoiding simple mistakes. The things you should avoid doing are as below: 1. Trying to wing the interview: Practice! Get a list of general interview questions, a friend, a tape recorder, and a mirror and conduct an interview rehearsal. Practice until your delivery feels comfortable but not canned. 2. Not being yourself: Be yourself and be honest! Don't pretend to understand a question or train of thought if you don't. The interviewer will pick up on this. If you don't know an answer, say so. Relax and be yourself. Remember you're interviewing the company as well as vice versa. 3. Not listening: Focus on the question that is being asked and don't try to anticipate the next one. It's OK to pause and collect your thoughts before answering a question. Pay special attention to technical or work process...
More About: Interview

Successfully Navigating a Tech Interview: Part 2
2008-01-28 16:25:00
Successfully Navigating a Tech Interview : Part 2While tech interviews differ in some major ways from non-technical interviews, when it comes down to it, an interview is an interview. To be successful and land a job, you have to not only prove that you are capable to perform the job, but also that you are likeable and that you will fit into the company culture. Because when it comes to tech jobs, you are unlikely to even secure an interview if you don?t have the correct certifications, you will need to find other ways to prove that you are the perfect person for the job. We will discuss some of the ways you can accomplish this below.1. Be Courteous: This is a very simple thing but very important and powerful. With all things being equal, your ability to work well with others, becomes very important. Show simple courtesies by being polite to the receptionist, other people in the office and of course to the person interviewing you.2. Be prepared: Before you step into the interview, you...

Tech Interview Tips and Prep
2008-01-28 16:23:00
Tech Interview Tips and Prep Preparing for any type of interview can be nerve racking. Facing rejection is difficult for everyone. For tech professionals, additional stressors include getting a good return on investment on the costs of tech courses as well as being able to showcase your highly technical skills on the spot. The recent squeeze on IT jobs, makes every interview that you can secure very, very important. In this article, we will provide some tips to help you successfully navigate your tech interviews and land the job.1. Understand the Job Requirements: Before you step into an interview, be sure that you know what the job requires. This will allow you to explain to the interviewer why and how you are qualified. Also, if you don?t have all of the stated qualifications, knowing this will give you an opportunity to explain why you are still the person for the job and how your past experiences can help you quickly get up to speed. Understanding the job requirements will also s...
More About: Tech

Top Tech Certifications with the Greatest ROI
2008-01-28 16:20:00
Top Tech Cert ifications with the Greatest ROIFor individuals looking to receive tech certification, there are many available options. There are vendor-sponsored certifications that hold a lot of weight, from companies such as Microsoft or Cisco. There are also equally powerful certifications that are not-affiliated with any particular sponsor.One will quickly find that tech certification is not cheap. In fact, in some cases, it is extremely expensive. This means that going after and receiving the certifications, with the greatest Return on Investment (ROI) is vitally important. In this article, we list the tech certifications that will pay off biggest in the job market.1. MCSE: The Microsoft Certified Systems Engineer (MCSE) certification is still a premiere certification. The test is quite a bit harder then it once was. It is primarily performance based and the questions are much more difficult. You must past seven tests to receive your MCSE.2: MCA: Microsoft Certified Architect (M...

Java Interview Questions and Answers
2008-01-19 16:59:00
What are the different types of inner classes?A checked exception is some subclass of Exception (or Exception itself), excluding class RuntimeException and its subclasses.Making an exception checked forces client programmers to deal with the possibility that the exception will be thrown. eg, IOException thrown by java.io.FileInputStream?s read() methodUnchecked exceptions are RuntimeException and any of its subclasses. Class Error and its subclasses also.Can I import the same package/class twice? Will the JVM load the package twice at runtime?One can import the same package or same class multiple times. Neither compiler nor JVM complains abt it. And the JVM will internally load the class only once no matter how many times you import the same class.Can I have multiple main methods in the same class?No the program fails to compile. The compiler says that the main method is already defined in the class.Can an application having multiple classes have a main method?Yes it is possible. Wh...
More About: Questions , Java , Interview , Answers , Questions and Answers

Tech Interview Question Board
2008-01-16 18:08:00
My intentions with this blog is to provide questions that stimulate the reader and promote research, discovery and discussion with you peers. I will provide answers to some questions, but I really hope that you, the readers, will participate and provide your opinions as well. In the long run that will benefit us all. Thanks
More About: Question , Tech , Interview , Board

Bluetooth Interview Questions
2008-01-15 15:48:00
How does a bluetooth work?What kind of modulation processes are used in Bluetooth technology?How do you extend Bluetooth technology for long range applications by increasing power and down converting ism band freq into uhf frequency?What is the difference between TCP and UDP?What is RJ-45 and full name of RJ-45?Explain TCP connection establishment and tear down.Explain the function of SSL?
More About: Questions , Interview

Help Desk Interview Questions
2008-01-15 15:38:00
What is meant by active directory?How do you create a policy and organizational unit in windows 2003 server?How do you apply users to the policy and organizational unit in windows 2003 server?Which protocol(s) does ADS require?What is the scope of DHCP server?What is the difference between 2000 Server and 2003 Server?What is the difference between domain and domain name server?How does a protocol work?What is a ISP and how does it work?How can we configure a router over switch and which IP Address has to be assigned?How do you configure Microsoft Exchange in windows 2000 server?What is VSS and What is its functionality?What is CVS and What is its functionality?What are the different version of Windows 2003 and the differences between them?
More About: Questions , Interview , Desk , Help Desk

Desktop Support Interview Questions
2008-01-15 15:31:00
What is the difference between outlook & outlook express?What is ip range in networking side?how we will troubleshoot outlook?How do you configure ldap on outlook?What is the difference between LCD and TFT ?How will you install Operating System in more than 50 PC at a time when the all Pcs having same configuration?What type of problems are associated with operating system like window XP?What is IMAP? How does it work?
More About: Desktop , Questions , Interview , Support

Visual Basic and SQL Server interview questions
2008-01-14 19:34:00
What is the difference between modal and modaless form in VB?Why we need a MDI form? How can we make a form as a mdichild form?Specify technical & functional architecture of your last 2 projects.What are the objects in ADODB?What are different types of cursors in ADODB?What are different types of locks in ADODB?What is disconnected recordset?Besides Standard Exe what are other types of projects in VB?What is the difference among Standard EXE, Active-X DLL, Active-X EXE?A standard exe contains a registered Active-X DLL. Now some error arise in the application but not in the standard exe , it is in the Active-X DLL. How do you find it out in which line no the error is?How can we find out that a recordset is blank (without using recordcount property)?What is the difference between procedure and functions in VB?What are the differences between stored procedure and functions in SQL Server 2000?I want to develop a stand alone application which can communicate with the existing applica...
More About: Visual Basic , Questions , Interview , Visual

Oracle Interview Questions
2008-01-14 19:30:00
. How would you determine the time zone under which a database was operating?2. Explain the use of setting GLOBAL_NAMES equal to TRUE.3. What command would you use to encrypt a PL/SQL application?4. Explain the difference between a FUNCTION, PROCEDURE and PACKAGE.5. Explain the use of table functions.6. Name three advisory statistics you can collect.7. Where in the Oracle directory tree structure are audit traces placed?8. Explain materialized views and how they are used.9. When a user process fails, what background process cleans up after it?10. What background process refreshes materialized views?11. How would you determine what sessions are connected and what resources they are waiting for?12. Describe what redo logs are.13. How would you force a log switch?14. Give two methods you could use to determine what DDL changes have been made.15. What does coalescing a tablespace do?16. What is the difference between a TEMPORARY tablespace and a PERMANENT tablespace?17. Name a tablespac...
More About: Questions , Interview

Operating System Interview Questions
2008-01-13 23:02:00
1.What re the basic functions of an Operating system?2.Explain briefly about Processor, assembler,compiler, loader, linker and the functions executed by them?3.What are the different phases of software development? Explain briefly?4.Differentiate between ROM and RAM?5.What is DRAM? In which form does it store data?6.What is cache memory?7.What is hard disk and what is its purpose?8.Differentiate between compiler and interpreter?9.What are the different tasks of Lexical analysis?10.What are the different functions of Syntax phase, Scheduler?11.What are the main difference between Micro-controller and micro-processor?12.Describe different job scheduling in operating systems?13.What is a real-time system?14.What is the difference between hard and soft real-time systems?15.What is a mission critical system?16.What is the important aspect of a real-time system?17.If two processes which shares same system memory and system clock in a distributed system, what is it called?18.What is the st...
More About: System , Questions , Operating System , Interview

Interviewing Do's and Dont's
2008-01-13 17:13:00
Your primary goal during an interview is to sell yourself for the position. Follow the interviewer's lead, but try to get him or her to describe the job and its duties as soon as possible. That way you'll know how to best present your background, skills and accomplishments. Stress your achievements in a factual, sincere manner, and remember that showing genuine enthusiasm for the job can boost your chances of being further considered for the position. Here are some important "Dos and Don'ts" of successful interviewing. Do: Arrive on time.Greet the interviewer by name.Smile and shake hands firmly.Look alert and interested at all times.Speak firmly, clearly and loudly enough to be easily understood.Look the interviewer in the eye while speaking.Structure your comments in a positive manner. Don't: Exhibit overbearing, overaggressive or egotistical behavior.Show a lack of interest or enthusiasm about the position or company.Appear excessively nervous.Overemphasi...

Interview Tips
2008-01-13 17:12:00
You wouldn't take an important test without studying beforehand. Likewise, you should never go into an interview without advance preparation. Learn pertinent facts about the company, such as annual sales revenue, principal lines of business and technologies used. Visit the company's web site to review its annual report and recent press releases. Below are some questions typically asked during an interview. By rehearsing your answers, you'll be more relaxed during the interview and appear more confident and professional. Just be careful not to sound over rehearsed. Your responses should come naturally. Tell me about yourself.Tell me about your background and accomplishments.What are your strengths? Weaknesses?How would you describe your most recent job performance?How do you stay current professionally?What outside activities are most significant to your personal development? You should also prepare a list of questions of your own to ask during the interview. These will h...
More About: Tips , Interview

Security Interview Questions
2008-01-11 01:49:00
1. What is a firewall? 2. Describe, genrally, how to manage a firewall 3. What is a Denial of Service attack? 4. What is a ?spoofed? packet? 5. What is a SYN Flood? 6. What do you do if you are a victim of a DoS? 7. What is GPG/PGP? 8. What is SSH? 9. What is SSL? How do you create certificates? 10. What would you do if you discovered a UNIX or Network device on your network has been compromised? 11. What would you do if you discovered a Windows system on your network has been comrpromised? 12. What is DNS Hijacking? 13. What is a log host? 14. What is IDS or IDP, and can you give me an example of one? 15. Why are proxy servers useful? 16. What is web-caching?
More About: Security , Questions , Interview

Security Interview Questions
2008-01-11 01:47:00
* Firewall, what is that, how it works, how it is diff from ACLs? * Describe, generally, how to manage a firewall? * What is a Denial of Service attack and its safeguards? * What is a ?spoofed? packet? * What is a SYN Flood? * What is an Application Layer Firewall? * Define and describe TCP Wrappers. What are the reasons for using TCP Wrappers in addition to a host-based firewall?
More About: Security , Questions , Interview

CCNA Interview Questions
2008-01-11 01:28:00
In the command "router igrp 109" what does 109 signify? * A. an autonomous system * B. any network number which the router is attached to * C. the allowable length of the routing table * D. the network socket number Ans AThe Cisco IOS global configuration command "router igrp xxx" is used to configure the Interior Gateway Routing Protocol. In this case, the 109 is called the process-id , which can also be used for an autonomous system number.IGRP supports a feature that allows traffic to be distributed among up to 6 (4 default) paths to provide greater overall throughput and reliability. What is this called? * A. unequal-cost load balancing * B. equal-cost load balancing * C. proportionate load balancing * D. low cost load balancing Ans AAn unequal-cost load balancing is used to provide alternate paths for data distribution on an internetwork. Cisco developed this method to use unused or under utilized links to increase...
More About: Questions , Interview

CCNA Interview Questions
2008-01-11 01:22:00
1. You need to retrieve a file from the file server for your word processing application, which layer of the OSI model is responsible for this function? 1. Presentation layer 2. Application layer 3. Session layer 4. Transport layer 5. Datalink layer2. You are working in a word processing program, which is run from the file server. Your data comes back to you in an unintelligible manner. Which layer of the OSI model would you investigate? 1. Application layer 2. Presentation layer 3. Session layer 4. Network layer 5. Datalink layer3. The IEEE subdivided the datalink layer to provide for environments that need connectionless or connection-oriented services. What are the two layers called? 1. Physical 2. MAC 3. LLC 4. Session 5. IP4. You are working with graphic translations. Which layer of the OSI model is responsible for code formatting and conversion and graphic standards. 1. Network layer 2. Session layer 3. Transport layer 4. Presentation laye...
More About: Questions , Interview

CCNA Interview Questions
2008-01-10 19:18:00
1 As system administrator, you type "debug ipx sap" and receive the following lines as part of the IOS response: type 0x4, "HELLO2", 199.0002.0003.0006 (451), 2 hops type 0x4, "HELLO1", 199.0002.0003.0008 (451), 2 hops What does "0x4" signify?A. That is a Get Nearest Server response.B. That it is a General query.C. That it is a General response.D. That it is a Get Nearest Server request.Ans A2 To monitor IP igrp traffic, you can use "debug IP igrp transaction" or "debug IP igrp events". How do you display information about IPX routing update packets?A. debug routingB. debug ipx transactionC. debug ipx routing activityD. debug ipx eventsAns: C3 To monitor ipx traffic on a network, what command would you use?A. debug ipx transactionB. show ipx trafficC. show ipx eventsD. display ipx trafficAns B4 What command would you use to find out the names of Novell servers on a network?A. show ipx serversB. show ipx hostsC. show ipx sapD. show ipx nodes.Ans A5 The "ipx delay number" command will...
More About: Questions , Interview

General Interview Questions
2008-01-09 23:13:00
1. Tell me about yourself:The most often asked question in interviews. You need to have a shortstatement prepared in your mind. Be careful that it does not soundrehearsed. Limit it to work-related items unless instructed otherwise.Talk about things you have done and jobs you have held that relate tothe position you are interviewing for. Start with the item farthestback and work up to the present. 2. Why did you leave your last job?Stay positive regardless of the circumstances. Never refer to a majorproblem with management and never speak ill of supervisors, co-workersor the organization. If you do, you will be the one looking bad. Keepsmiling and talk about leaving for a positive reason such as anopportunity, a chance to do something special or other forward-lookingreasons. 3. What experience do you have in this field?Speak about specifics that relate to the position you are applying for.If you do not have specific experience, get as close as you can. 4. Do you consider yourself su...
More About: Questions , General , Interview

Windows 2000 Interview Question
2008-01-09 23:09:00
1. Explain hidden shares.2. How do the permissions work in Windows 2000? What permissions does folder inherit from the parent?3. Why can?t I encrypt a compressed file on Windows 2000 ?4. If I rename an account, what must I do to make sure the renamed account has the same permissions as the original one?
More About: Question , Interview

JavaScript Interview Questions
2008-01-09 23:08:00
1. What should appear at the very end of your Java Script? The script LANGUAGE=?JavaScript? tag2. Which of the following can?t be done with client-side JavaScript?3. Which of the following are capabilities of functions in JavaScript?4. Why so JavaScript and Java have similar name?5. When a user views a page containing a JavaScript program, which machine actually6. ______ JavaScript is also called client-side JavaScript.7. __________ JavaScript is also called server-side JavaScript.8. What are variables used for in JavaScript Programs?9. _____ JavaScript statements embedded in an HTML page can respond to user events10. Which of the following is not a valid JavaScript variable name?11. ______ tag is an extension to HTML that can enclose any number of JavaScript12. How does JavaScript store dates in a date object?13. Which of the following attribute can hold the JavaScript version?14. What is the correct JavaScript syntax to write ?Hello World??15. Which of the following way can be used...
More About: Questions , Interview , Javascript

Network Admin Interview Questions
2008-01-08 03:57:00
What is the difference between layer 2 and layer 3 in the OSI model?What is the difference between a hub, switch, and router?What is a VLAN?What is the difference between TCP and UDP?How do you distinguish a DNS problem from a network problem?What is a runt, Giant, and collision?What is a broadcast storm?What is the purpose of VRRP?What is a VPN?What information about a peer would I need to establish a VPN?What is a full-class C in CIDR notation?What is a default route?What is a metric?What is a MAC address?What is ARP/RARP?Describe a TCP connection sequenceWhat is MTU?What other TCP setting can you modify besides MTU to shorten packets?
More About: Questions , Network , Interview , Admin

CCNA Interview Questions
2008-01-08 03:55:00
As system administrator, you type ?debug ipx sap? and receive the following lines as part of the IOS response: type 0×4, ?HELLO2?, 199.0002.0003.0006 (451), 2 hops type 0×4, ?HELLO1?, 199.0002.0003.0008 (451), 2 hops What does ?0×4? signify? * That is a Get Nearest Server response. * That it is a General query. * That it is a General response. * That it is a Get Nearest Server request.Correct answer: A To monitor IP igrp traffic, you can use ?debug IP igrp transaction? or ?debug IP igrp events?. How do you display information about IPX routing update packets? * debug routing * debug ipx transaction * debug ipx routing activity * debug ipx eventsCorrect answer: C To monitor ipx traffic on a network, what command would you use? * debug ipx transaction * show ipx traffic * show ipx events * display ipx trafficCorrect answer: B What command would you use to find out the names of Novell servers on a network? * show ipx servers * show ipx hosts * show ipx sap * show ipx nodes.Correct ans...
More About: Questions , Interview

General Tech Interview Questions
2008-01-08 03:49:00
System integration questionsWhat is EAI? What are the tools are used? - EAI is Enterprise Application Integration. Tools used are: WebSphere ICS, WebSphere MQ series, WebSphere Application Server, Tibco, Seebeyond, Vitria etc.What is Integration? - Integration is nothing but integrating different applications softwares like SAP, Oracle, PeopleSoft, Seibel etc. which belongs to different vendors.How do I connect diferent software which belongs to different vendors? - There is an adapter for each application which helps to interact respective application with the integration broker.On which techology is integration broker built? - Usually the brokers like WebSphere ICS,WAS are built on J2EE technology. Programming interview questions A recruiter sent this simple set of interview questions for a programming position. How can you defined OOP?How can you use OOP in your projects/products/applications?What is copy constructor?How many types of copy constructor are there?What shallow ...
More About: Questions , General , Tech , Interview

Hardware Interview Questions
2008-01-08 03:47:00
x86 interview questions These interview questions test the knowledge of x86 Intel architecture and 8086 microprocessor specifically. What is a Microprocessor? - Microprocessor is a program-controlled device, which fetches the instructions from memory, decodes and executes the instructions. Most Micro Processor are single- chip devices. Give examples for 8 / 16 / 32 bit Microprocessor? - 8-bit Processor - 8085 / Z80 / 6800; 16-bit Processor - 8086 / 68000 / Z8000; 32-bit Processor - 80386 / 80486. Why 8085 processor is called an 8 bit processor? - Because 8085 processor has 8 bit ALU (Arithmetic Logic Review). Similarly 8086 processor has 16 bit ALU. What is 1st / 2nd / 3rd / 4th generation processor? - The processor made of PMOS / NMOS / HMOS / HCMOS technology is called 1st / 2nd / 3rd / 4th generation processor, and it is made up of 4 / 8 / 16 / 32 bits.Define HCMOS? - High-density n- type Complimentary Metal Oxide Silicon field effect transistor.What does microprocessor spee...
More About: Hardware , Questions , Interview

Unix/Linux Interview Questions
2008-01-08 03:45:00
Linux admin interview questions How do you take a single line of input from the user in a shell script?Write a script to convert all DOS style backslashes to UNIX style slashes in a list of files.Write a regular expression (or sed script) to replace all occurrences of the letter ?f?, followed by any number of characters, followed by the letter ?a?, followed by one or more numeric characters, followed by the letter ?n?, and replace what?s found with the string ?UNIX?.Write a script to list all the differences between two directories.Write a program in any language you choose, to reverse a file.What are the fields of the password file?What does a plus at the beginning of a line in the password file signify?Using the man pages, find the correct ioctl to send console output to an arbitrary pty.What is an MX record?What is the prom command on a Sun that shows the SCSI devices?What is the factory default SCSI target for /dev/sd0?Where is that value controlled?What happens to a child pr...
More About: Linux , Questions , Unix , Interview

Network engineer interview questions
2008-01-08 03:43:00
OSPF Describe OSPF in your own words.OSPF areas, the purpose of having each of themTypes of OSPF LSA, the purpose of each LSA typeWhat exact LSA type you can see in different areasHow OSPF establishes neighboor relation, what the stages areIf OSPF router is stucked in each stage what the problem is and how to troubleshoot itOSPF hierarchy in the single or multi areas. Cool OSPF behavior in broadcast and nonbroadcastDraw the diagram of typical OSPF network and explain generally how it works, DR, BDR, election, ASBR, ABR, route redistribution and summarization STP How it works and the purposeDiff types (SSTP, MSTP, RSTP) Cisco - PVST/PVST+root electionDiff. port stages and timing for convergenceDraw the typical diagram and explain how diff types of STP workWhat ports are blocking or forwardingHow it works if there are topology changes ACLs What are theyDiff typesWrite an example if you want to allow and to deny?Well-known port numbers (DNS - 53 and etc?) QOS What is thatWhat i...
More About: Questions , Network , Interview , Engineer