MCQOPTIONS
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MCQOPTIONS
This section includes 49 Mcqs, each offering curated multiple-choice questions to sharpen your Agilent knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
From the following which of the statement is true |
| A. | Any procedure cannot raise an error and return a system message and error number |
| B. | Error numbers ranging from 20000 to 20999 are system defined error messages |
| C. | Oracle checks uniqueness of user defined messages |
| D. | The Raise_Application_Error is used for raising user defined error messages. |
| Answer» E. | |
| 2. |
Networking : The loss in signal power as light travels down the fiber is called |
| A. | attenuation |
| B. | progragation |
| C. | scattering |
| D. | interruption |
| Answer» B. progragation | |
| 3. |
Networking: You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will you use to accomplish this? |
| A. | SMTP |
| B. | SMNP |
| C. | DHCP |
| D. | ARP |
| Answer» D. ARP | |
| 4. |
Networking: Frames from one LAN can be transmitted to another LAN via the device |
| A. | Router |
| B. | Bridge |
| C. | repeater |
| D. | Modem |
| Answer» C. repeater | |
| 5. |
Networking: Print server uses ________ which is a buffer that holds data before it is sent to the printer. |
| A. | Queue |
| B. | Spool |
| C. | Node |
| D. | Stack |
| Answer» C. Node | |
| 6. |
Networking: Communication circuits that transmit data in both directions but not at the same time are operating in |
| A. | a simplex mode |
| B. | a half duplex mode |
| C. | a full duplex mode |
| D. | an asynchronous mode |
| Answer» C. a full duplex mode | |
| 7. |
C++: What does C++ append to the end of a string literal constant? |
| A. | a space |
| B. | a number sign (#) |
| C. | an asterisk (*) |
| D. | a null character |
| Answer» B. a number sign (#) | |
| 8. |
C++: A constructor |
| A. | Constructs new data type |
| B. | Enables the initialization of an object as it is created |
| C. | Obtain memory for a new variable |
| D. | None of the above |
| Answer» C. Obtain memory for a new variable | |
| 9. |
C++: Which of the following can not be used as identifiers? |
| A. | Lettersscope resolution operator in c++ |
| B. | Digits |
| C. | Underscores |
| D. | Spaces |
| Answer» E. | |
| 10. |
C++: The keyword used to transfer control from a function back to the calling function is |
| A. | switch |
| B. | goto |
| C. | go back |
| D. | return |
| Answer» E. | |
| 11. |
C++: When a copy of an entire object is passed to a function, then it is referred to as |
| A. | Pass-by-reference |
| B. | Pass-by-pointer |
| C. | Pass-by-value |
| D. | None of the above |
| Answer» D. None of the above | |
| 12. |
Java: The comment must begin with /* and end with */ is known as? |
| A. | Multiline comment |
| B. | Single line comment |
| C. | Both A & B |
| D. | None of the above |
| Answer» B. Single line comment | |
| 13. |
Which specification that provides runtime environment in which java byte code can be executed? |
| A. | JDK |
| B. | JVM |
| C. | JRE |
| D. | None of the above |
| Answer» C. JRE | |
| 14. |
Java Virtual Machine is platform independent? |
| A. | True |
| B. | False |
| Answer» C. | |
| 15. |
Which is used for Java Virtual Machine "assembly language", its opcodes and operands, as well as items in the Java Virtual Machine's run-time data areas? |
| A. | ASCII |
| B. | Italic |
| C. | Latin |
| D. | Greek |
| Answer» C. Latin | |
| 16. |
Java: In this type one super-class is having more than one sub-class? |
| A. | Hierarchical inheritance |
| B. | Single inheritance |
| C. | Multiple inheritances |
| D. | Multilevel inheritance |
| Answer» B. Single inheritance | |
| 17. |
Java: Which provides a new way for your programs to interface with code libraries written in other languages? |
| A. | JNI |
| B. | JDBC |
| C. | RMI |
| D. | GUI |
| Answer» B. JDBC | |
| 18. |
Java language was initially called as 'Oak' |
| A. | True |
| B. | False |
| Answer» B. False | |
| 19. |
Algorithms: What will be the Huffman code for the letters a,b,c,d,e? |
| A. | 0,10,110,1110,1111 |
| B. | 10,011,11,001,010 |
| C. | 10,01,0001,100,1010 |
| D. | 100,110,001,000,010 |
| Answer» B. 10,011,11,001,010 | |
| 20. |
Algorithms: Consider a B-tree of order 4 and is built from scratch by 10 successive insertions. What would be the maximum number of node splitting operations that take place? |
| A. | 6 |
| B. | 3 |
| C. | 4 |
| D. | 2 |
| Answer» E. | |
| 21. |
Algorithms: From the following algorithm design techniques which one is used to find all the pairs of shortest distances in a graph? |
| A. | Backtracking |
| B. | Greedy |
| C. | Dynamic programming |
| D. | Divide |
| Answer» D. Divide | |
| 22. |
What is the responsibility of the buffer manager? |
| A. | Fetching data from disk storage into main memory, and deciding what data to cache in main memory. |
| B. | Allocation of space on disk storage and the data structures used to represent information stored on disk. |
| C. | Storing details such as how many users, which user has which permissions etc. |
| D. | None of the above |
| Answer» B. Allocation of space on disk storage and the data structures used to represent information stored on disk. | |
| 23. |
The problem caused by independent multivalued dependencies is eliminated in which of the normal form? |
| A. | 3NF |
| B. | BCNF |
| C. | 4NF |
| D. | 5NF |
| Answer» D. 5NF | |
| 24. |
Which is not the relational algebra operator? |
| A. | Set difference |
| B. | Cartesian product |
| C. | Rename |
| D. | Join |
| Answer» B. Cartesian product | |
| 25. |
An attribute or combination of attributes in one table whose values must either match the primary key in another table or be null is called __________. |
| A. | Secondary Key |
| B. | Super key |
| C. | Candidate Key |
| D. | Foreign Key |
| Answer» E. | |
| 26. |
A transaction state changes from active to______, after the transaction has been rolled back and the database restored to its state prior to the start of the transaction. |
| A. | Partially committed |
| B. | Committed |
| C. | Aborted |
| D. | Failed |
| Answer» D. Failed | |
| 27. |
How is specialization denoted in an ER Diagram? |
| A. | Triangle labeled IS A |
| B. | Rectangle labeled IS A |
| C. | Rectangle Labeled HAS A |
| D. | Triangle labeled HAS A |
| Answer» B. Rectangle labeled IS A | |
| 28. |
What is Degree of relationships? |
| A. | number of participating entity types |
| B. | number of participating relations |
| C. | number of participating attribute types |
| D. | number of participating constraints |
| Answer» E. | |
| 29. |
From where does the insertion and deletion of elements get accomplished in Queues? |
| A. | Front & Rear ends respectively |
| B. | Rear & Front ends respectively |
| C. | Only Front ends |
| D. | Only Rear ends |
| Answer» C. Only Front ends | |
| 30. |
Which among the below mentioned entities is / are essential for an Array Representation of a Queue? |
| A. | An array to hold queue elements |
| B. | A variable to hold the index of front element |
| C. | A variable to hold the index of rear element |
| D. | All of the above |
| Answer» E. | |
| 31. |
Which value is assigned/set at front and rear ends during the Initialization of a Queue? |
| A. | 0 |
| B. | 1 |
| C. | - 1 |
| D. | infinity |
| Answer» D. infinity | |
| 32. |
Which among the below specified condition is applicable if the Queue is non - empty? |
| A. | rear > front |
| B. | rear < front |
| C. | rear = front |
| D. | Unpredictable |
| Answer» B. rear < front | |
| 33. |
Where the elements are stored in accordance to the representation of Queue by a Linked Structure? |
| A. | mesh |
| B. | node |
| C. | both a & b |
| D. | none of the above |
| Answer» C. both a & b | |
| 34. |
How are the elements with the same priority get processed according to the Priority Queue mechanism? |
| A. | Before the processing of other elements with lower priority |
| B. | After the processing of other elements with highest priority |
| C. | On the basis of First-Come-First Served priority |
| D. | None of the Above |
| Answer» D. None of the Above | |
| 35. |
Which linear structure has a provision of Last-In-First-Out (LIFO) mechanism for its elements? |
| A. | Stack |
| B. | Queue |
| C. | Both a & b |
| D. | None of the above |
| Answer» B. Queue | |
| 36. |
Pseudo-classes in CSS ________. |
| A. | match a specified element |
| B. | select the active links |
| C. | are used to define a special state of an element |
| D. | are used to select all the visited links |
| Answer» D. are used to select all the visited links | |
| 37. |
A CSS combinator is the one which explains the relationship between the selectors. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 38. |
Which CSS property sets the stack order of an element? |
| A. | z-index |
| B. | position |
| C. | overflow |
| D. | clip |
| Answer» B. position | |
| 39. |
Which CSS property is used for controlling the layout? |
| A. | header |
| B. | display |
| C. | footer |
| D. | none of the above |
| Answer» C. footer | |
| 40. |
Which of the following is / are the state of the links in CSS? |
| A. | a:link |
| B. | a:visited |
| C. | a:hover |
| D. | All of the above. |
| Answer» E. | |
| 41. |
Which of the following switching technologies reduces the size of the broadcast domain? |
| A. | VLAN |
| B. | ISL |
| C. | STP |
| D. | ARP |
| Answer» B. ISL | |
| 42. |
Which of the following is / are the advantages of VLAN? |
| A. | It can increase the network security. |
| B. | It allows logical grouping of users by function. |
| C. | All of the above |
| D. | None of the above |
| Answer» D. None of the above | |
| 43. |
Which of the following VTP mode allows to make change in the VLAN information on the switch? |
| A. | STP |
| B. | Transparent |
| C. | Server |
| D. | Client |
| Answer» D. Client | |
| 44. |
In which of the following OS is Internet Packet Exchanger (IPX) / Sequence Package Exchanger (SPX) used? |
| A. | MS-DOS |
| B. | Mac OS |
| C. | Windows 95 |
| D. | Novells Netware Network |
| Answer» E. | |
| 45. |
What should be the size of ROM if it is used to store the table for multiplication of two 8 - bit unsigned integers? |
| A. | 64k x 8 |
| B. | 64k x 16 |
| C. | 4k x 8 |
| D. | 64k x 16 |
| Answer» B. 64k x 16 | |
| 46. |
What will happen when we format a floppy disk? |
| A. | Identification information is written on all tracks and sectors |
| B. | The system area is deleted |
| C. | Data is written |
| D. | Data is arranged on the disk in contiguous fashion |
| Answer» E. | |
| 47. |
What is the use of thrashing? |
| A. | It improves system performance |
| B. | It implies excessive page I/O |
| C. | It decreases the degree of multiprogramming |
| D. | It reduces page I/O |
| Answer» D. It reduces page I/O | |
| 48. |
Match the following list1 with list2: a. DMA I/O -------------------------------------- 1. High speed RAM b. Cache ---------------------------------------- 2. Disk c. Interrupt I/O --------------------------------- 3. Printer d. Condition code register ------------------- 4. ALU |
| A. | a – 2, b – 1, c – 3, d - 4 |
| B. | a – 4, b – 1, c – 3, d - 2 |
| C. | a – 2, b – 3, c – 1, d - 4 |
| D. | a – 3, b – 4, c – 2, d - 1 |
| Answer» B. a – 4, b – 1, c – 3, d - 2 | |
| 49. |
What must reside in the main memory under all situations in a resident - OS computer? |
| A. | Linker |
| B. | Loader |
| C. | Assembler |
| D. | Compiler |
| Answer» C. Assembler | |