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All time popular questions

30801. What is the difference between the -remove and the -purge action with the dpkgcommand in linux?

30802. What option is used with the useradd command to specify the users home directory?

30803. What files are returned by the command if a directory contains the following files:#lsratas saran jacaw cabal cabin and you issue the command ls | grep .a[^b]a.,?

30804. What command will remove all files named core in the home directories of users(/home), that are more than 7 days old?

30805. What does the command foo < bar | foobar do?

30806. What do the following commands characters do?

30807. What is the result of the following command?

30808. What would be the probable cause if a user complains that she cannot run her script at a process priority higher than 0?

30809. Which command is used to search a file for lines that contains an asterisk(*) character in Linux operating system?

30810. What is the most popular file system choice in Linux operating system?

30811. Which Linux file systems pre-allocates a fixed number of inodes at file system make/creation time, and does not generate them as needed?

30812. What two things does the /etc/fstab file contain references to?

30813. What type of information is found in the /etc/fstabfile?

30814. Which file contains information about file systems and their respective mount points?

30815. What else needs to be done to enable the filesystems quotas if you want to configure user quotas for the /home filesystem and you've installed the quota packages in linux?

30816. Where is the quota information for users of volume /home stored in Linux?

30817. What is the purpose of setting the SUID?

30818. How can you set the SGID on a file called Certkiller examinator?

30819. What is the entry in the XF86Config file that specifies the fonts are on the local machine?

30820. What section of the XF86Config file contains the entry to set the path for fonts used?

30821. Which line from /etc/X11/XF86Config indicates what fonts can be found on a font server?

30822. What is pinhole photography and how is it done?

30823. Is it safe to eat leftover food that was left out on the counter to cool at dinnertime, then forgotten until morning? Will additional cooking kill the bacteria that may have grown?

30824. How should you safely defrost frozen meat?

30825. What do you do here?

30826. What will you do being a seller agent here?

30827. What would be the appropriate nursing responsibility in caring for clients with chest draining system?

30828. Which age is most dangerous for developing an upper respiratory infection and why?

30829. What is a waveform with a frequency of 8-13Hz?

30830. What happened between the third quarter of 2008 and the second quarter of 2009?

30831. What provides Homeowners coverage for loss of personal property because of mysterious disappearance?

30832. How much would be paid for a $60,000 loss if a commercial building valued at $300,000 is insured for $200,000 and If the policy is written with an 80% coinsurance percentage and a standard...

30833. What happens when both parties breach a contract?

30834. What is meant by the term adverse selection?

30835. How much would be paid for a $60,000 loss?

30836. What were Jesus`s last words on the cross?

30837. What constitutional grounds is the marriage recognized on if someone gets married in Illinois and moves to Wisconsin?

30838. Who is not a statutory member of the National Security Council?

30839. What did maximum feasible participation mean in the war on poverty?

30840. What has the Supreme Court ruled concerning affirmative action in college admissions decisions?

30841. Which statement regarding the 1924 Immigration Act (often called the Johnson Act) is true?

30842. What consisted of a coalition of various liberal and radical groups held together by the common goal of stopping the rise and spread of fascism and Nazism in Europe?

30843. What steps should be completed when terminating an employee?

30844. What is the best way to write the following sentence: Do you have any infectious diseases?"?

30845. What should you do to resolve this problem?

30846. Which address do hardware vendors assign?

30847. What is the best place to hide/fortify during a zombie invasion?

30848. Which gait is a 3-beat gait for horses?

30849. What reaction occurs when iron is pickled?

30850. What are compounds that have the same empirical formula but different structural formulas called?

30851. What is the shape of a polypeptide or protein?

30852. What is the genotype and phenotype of the parents?

30853. What common genetic disorder can be diagnosed by Karyotyping?

30854. Why do muscles suffer fatigue?

30855. What is a niche (ecological niche)?

30856. What is the empirical formula for this substance?

30857. Who is Mr.Kim?

30858. What purpose for an employee handbook, a tool is used?

30859. Which of the following is not included in time-offbenefits?

30860. What do you do with Opportunity costs while calculating the Net Present Value(NPV) for a specific project?

30861. What is the cost that is subject to actual payment or will be paid for in future?

30862. What type of examples Wage, Rent & Materials are?

30863. What is not correct for product Market?

30864. What is a FRU, field replacement unit?

30865. What experiment set up allowed scientists to conclude that scallops were being affected by the stingray population that were no longer being eaten by the sharks?

30866. What would you take in the given case?

30867. Does a sunscreen labeled SPF 30 block twice as much UV radiation as one labeled SPF 15?

30868. What are the two most common (and painful) sunscreen mistakes?

30869. What's the best thing to do two hours after you applied the sunscreen?

30870. Whatis the most romantic and tender color and it is also tranquilizing?

30871. Can you give an example of events that led up to the massacre?

30872. What role did the police play in the massacre?

30873. Who is Cameron Diaz?

30874. How can a firewall be classified as?

30875. Who determines who has access and what privilege they have with Discretionary access controls?

30876. What is a clearance under MAC?

30877. What does a smartcard represent?

30878. What type of attacks occurs when a rogue application has been planted on an unsuspecting users workstation?

30879. Which attacks could be the most successful when the security technology is properly implemented and configured?

30880. Which protocol did Microsoft develop for use in VPNs?

30881. Which technology should be used to allow your Windows clients to connect to your Windows NT Server using the public network as a medium?

30882. Which technology can be used to digitally sign ActiveX?

30883. What best describes an access control mechanism that allows the data owner to create and administer access control?

30884. Can you state one inherent flaw of DAC (Discretionary Access Control)?

30885. Which statements are true with regard to DAC (Discretionary Access Control)?

30886. Which access control methods relies on user security clearance and data classification?

30887. Can you state one characteristic of MAC (Mandatory Access Control)?

30888. Why are clocks used in a Kerberos authentication system?

30889. What kind of attacks exploits the session initiation between the Transport Control Program (TCP) client and server in a network?

30890. What kind of attacks uses ICMP (Internet Control Message Protocol) and improperly formatted MTUs (Maximum Transmission Unit) to crash a target computer?

30891. Which type of attack is based on the probability of two different messages using the same hash function producing a common message digest?

30892. What should a network administrators first course of action be on receiving an e-mail alerting him to the presence of a virus on the system if a specific executable file exists?

30893. What is a piece of code that appears to do something useful while performing a harmful and unexpected function like stealing passwords called?

30894. What are the characteristics of a computer virus?

30895. Why does social engineering attacks often succeed?

30896. What can an attacker can determine which network services are enabled on a target system?

30897. Which tunneling protocols only work on IP networks?

30898. How many steps are used during the SSL (Secure Sockets Layer) handshake process?

30899. What will the SSL (Secure Sockets Layer) enabled server do first when a user clicks to browse a secure page?

30900. Which protocols do a web server use to encrypt data?