Computer Knowledge MCQ 2 5%Question 1 of 201. _________ keyword sorts the record in ascending order by default.ORDER BY SORT BY SORT ORDER ON None of theseQuestion 1 of 20Question 2 of 202. Which type conversion is NOT accepted?From char to int From float to char pointer From negative into char From double to char None of theseQuestion 2 of 20Question 3 of 203. Consider a linked list of n elements. What is the time taken to insert an element after element pointed by same pointer ?O(n) O(log n) O(n-1) O(1) None of theseQuestion 3 of 20Question 4 of 204. Ubuntu is basically ___________a high level language an operating system an input device a machine language None of theseQuestion 4 of 20Question 5 of 205. Which operator allows to specify multiple values in a WHERE Clause?LIKE IN BETWEEN WITHIN None of theseQuestion 5 of 20Question 6 of 206. Which of the following is a standard code used to exchange information among data processing and communication system?ANSI ACM ASCII APL None of theseQuestion 6 of 20Question 7 of 207. compiler ______.translates machine language into a high level language translates two statements at a time as the program executes translates one statement at a time as the program executes produces object code is less sophisticated than an assemblerQuestion 7 of 20Question 8 of 208. Multiprogramming and Multitasking are synonymousalways never or dependent application specific None of theseQuestion 8 of 20Question 9 of 209. Which of the following data type will throw an error on modulus operation(%)?char int float short None of theseQuestion 9 of 20Question 10 of 2010. The protocol data unit(PDU) for the application layer in the Internet stack isSegment Datagram Message Frame None of theseQuestion 10 of 20Question 11 of 2011. There are 10 different processes running on a workstation. Idle processes are waiting for an input event in the input queue. Busy processes are scheduled with the Round-Robin timesharing method. Which out of the following quantum times is the best value for small response times, if the processes have a short runtime, e.g. less than 10ms ?tQ = 15ms tQ = 40ms tQ = 45ms tQ = 50ms None of theseQuestion 11 of 20Question 12 of 2012. A device operating at the physical layer is called aBridge Router Repeater All of the above None of theseQuestion 12 of 20Question 13 of 2013. Outlook express is a _______e-mail client scheduler address book all of these None of theseQuestion 13 of 20Question 14 of 2014. Which of the following categories of the data integrity RDBMS will enforce specific business rules?Entity Integrity Domain Integrity User-Defined Integrity All of the above None of theseQuestion 14 of 20Question 15 of 2015. Which of the following is an open standard Application Programming Interface (API) for accessing a database?Universal Data Access Open Database Connectivity Command Line Interface Open Data-Link Interface None of theseQuestion 15 of 20Question 16 of 2016. In multiprogram med systems it is advantageous if some programs such as editors and compilers can be shared by several users. Which of the following must be true of multiprogram med systems in order that a single copy of a program can be shared by several users? I. The program is a macro. II. The program is recursive. III. The program is re entrant.I only II only III only II and III only I, II and IIIQuestion 16 of 20Question 17 of 2017. Read the following statements carefully and pick the right most option. I. A linear algorithm to solve a problem must perform faster than a quadratic algorithm to solve the same problem. II. An algorithm with worst case time behavior of 3n takes at least 30 operations for every input of size n=10.Both (I) and (II) are TRUE Both (I) and (II) are FALSE Only (I) is true but (II) depends upon the instance size. (I) is TRUE but (II) is FALSE (I) is FALSE and (II) is TRUEQuestion 17 of 20Question 18 of 2018. The time for the actual data transfer after receiving the request for data from secondary storage is referred to as the disk's ______________transfer time movement time access time data input time None of theseQuestion 18 of 20Question 19 of 2019. What do you call when two modules are coupled, when they communicate via a composite data item?Content coupling Common coupling Control coupling Data coupling Stamp couplingQuestion 19 of 20Question 20 of 2020. The following is a weighted binary tree, then what is the weighted array for the TVS problem? [9, 2, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 4] [9, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 4, 6] [9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 6, 7, 4] [9, 2, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 6, 4] [9, 2, 0, 0, 0, 7, 0, 0, 0, 0, 6, 4, 0, 0]Question 20 of 20 Loading...