Computer Knowledge Practice Question and Answer
8 Q: What is Oracle?
1080 062ff6254a6d1894ab1562ee2
62ff6254a6d1894ab1562ee2- 1an operating systemfalse
- 2word processor softwarefalse
- 3Database softwaretrue
- 4none of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Database software"
Explanation :
Oracle is a multinational computer technology corporation that specializes in developing and marketing database software and technology, cloud-engineered systems, and enterprise software products. One of its primary offerings is the Oracle Database, which is a widely used relational database management system (RDBMS). Oracle Database is designed to handle large volumes of data and complex transactions, making it popular among enterprises for various applications, including online transaction processing (OLTP), data warehousing, and business intelligence.
Q: MS-DOS/Windows commands and Unix/Linux commands are used to list directories/files available in the current directory or for information about a file.
1079 061ceec0c8067f406dfed18bd
61ceec0c8067f406dfed18bd- 1Rmdir, Mkdirtrue
- 2Type, Carfalse
- 3Is Dirfalse
- 4none of the abovefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Rmdir, Mkdir"
Q: Suppose there are
some numerical values in cells B1, B2 and B3 in MS-Excel. What is the
correct formula to find the minimum of the values in these cells?
1078 061b88804a9d1da035de412d7
61b88804a9d1da035de412d7- 1=MIN(B1,MIN(B2,B3))true
- 2=MIN(B1,MAX(B2,B3))false
- 3=MAX(B1, MIN(B2,B3))false
- 4=MAX(B1,MAX(B2,B3))false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "=MIN(B1,MIN(B2,B3))"
Q: Select the correct matching option from the table given below:
(1) Input Devices (P) Trackball, Microphone, Keyboard
(2) Output Devices (Q) Hard Disk Drive
(3) Storage Devices (R) Monitor, Printer, Headphone
1071 0649436454e0960e054767090
649436454e0960e054767090- 11-P, 2-Q, 3-Rfalse
- 21-Q, 2-R, 3-Pfalse
- 31-P, 2-R, 3-Qtrue
- 41-Q, 2-P, 3-Rfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "1-P, 2-R, 3-Q"
Explanation :
All the matches in the table given below are correct-
(1) Input Devices - Trackball, Microphone, Keyboard
(2) Output Devices - Monitor, Printer, Headphone
(3) Storage Devices - Hard Disk Drive
Q: Which network topology requires a "Hub" for its working?
1062 05ebe2732828a397cdc645b1d
5ebe2732828a397cdc645b1d- 1Ringfalse
- 2Busfalse
- 3Startrue
- 4Both Bus and Starfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Star "
Q: The quantity produced by the computer is?
1062 061388db1576b113a3fa21a64
61388db1576b113a3fa21a64- 1Memoryfalse
- 2Datafalse
- 3Outputtrue
- 4Inputfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Output"
Q: Choose the correct E-mail address format from the following:
1058 05f84266ee393ae2725d51caa
5f84266ee393ae2725d51caa- 1XYZ_gmail.comfalse
- 2gmail.com_XYZfalse
- 3gmail.com@XYZfalse
- 4XYZ@gmail.comtrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "XYZ@gmail.com"
Q: RAM of a computer is the______.
1057 05f852f8d86e57719fdc0b162
5f852f8d86e57719fdc0b162- 1Primary memorytrue
- 2Secondary memoryfalse
- 3Tertiary memoryfalse
- 4All of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice